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CVE-2016-2857 (GCVE-0-2016-2857)
Vulnerability from cvelistv5 – Published: 2016-04-08 16:00 – Updated: 2024-08-05 23:40- n/a
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"id": "CVE-2016-2857",
"lastModified": "2024-11-21T02:48:57.410",
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}
}
CNVD-2016-02207
Vulnerability from cnvd - Published: 2016-04-15目前厂商已经发布了升级补丁以修复此安全问题,补丁获取链接: http://git.qemu.org/?p=qemu.git;a=commitdiff;h=362786f14a753d8a5256ef97d7c10ed576d6572b
| Name | QEMU QEMU |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2016-2857"
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FKIE_CVE-2016-2857
Vulnerability from fkie_nvd - Published: 2016-04-12 02:00 - Updated: 2026-05-06 22:30{
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GHSA-R736-2MVG-HCHH
Vulnerability from github – Published: 2022-05-13 01:07 – Updated: 2022-05-13 01:07The net_checksum_calculate function in net/checksum.c in QEMU allows local guest OS users to cause a denial of service (out-of-bounds heap read and crash) via the payload length in a crafted packet.
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GSD-2016-2857
Vulnerability from gsd - Updated: 2023-12-13 01:21{
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"refsource": "MISC",
"tags": [],
"url": "http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=362786f14a753d8a5256ef97d7c10ed576d6572b"
}
]
}
},
"impact": {
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"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 3.6,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 4.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "LOW",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 8.4,
"baseSeverity": "HIGH",
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"privilegesRequired": "LOW",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.0,
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}
},
"lastModifiedDate": "2023-02-12T23:17Z",
"publishedDate": "2016-04-12T02:00Z"
}
}
}
RHSA-2016:2670
Vulnerability from csaf_redhat - Published: 2016-11-07 18:14 - Updated: 2025-11-21 17:58An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds read-access flaw was found in the QEMU emulator built with IP checksum routines. The flaw could occur when computing a TCP/UDP packet's checksum, because a QEMU function used the packet's payload length without checking against the data buffer's size. A user inside a guest could use this flaw to crash the QEMU process (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
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],
"organization": "Alibaba Inc."
}
],
"cve": "CVE-2015-8817",
"cwe": {
"id": "CWE-787",
"name": "Out-of-bounds Write"
},
"discovery_date": "2016-01-21T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1300771"
}
],
"notes": [
{
"category": "description",
"text": "An out-of-bounds flaw was found in the QEMU emulator built using \u0027address_space_translate\u0027 to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Qemu: OOB access in address_space_rw leads to segmentation fault",
"title": "Vulnerability summary"
},
{
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"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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},
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"summary": "RHBZ#1300771",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1300771"
},
{
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"summary": "https://www.cve.org/CVERecord?id=CVE-2015-8817",
"url": "https://www.cve.org/CVERecord?id=CVE-2015-8817"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2015-8817",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2015-8817"
}
],
"release_date": "2016-01-27T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2016-11-07T18:14:27+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect.",
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"scores": [
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"accessVector": "ADJACENT_NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:A/AC:H/Au:S/C:P/I:P/A:P",
"version": "2.0"
},
"products": [
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"threats": [
{
"category": "impact",
"details": "Low"
}
],
"title": "Qemu: OOB access in address_space_rw leads to segmentation fault"
},
{
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{
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],
"organization": "Alibaba Inc."
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"title": "Vulnerability description"
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{
"category": "other",
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"title": "Statement"
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{
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}
RHSA-2016:2671
Vulnerability from csaf_redhat - Published: 2016-11-07 18:14 - Updated: 2025-11-21 17:58An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds read-access flaw was found in the QEMU emulator built with IP checksum routines. The flaw could occur when computing a TCP/UDP packet's checksum, because a QEMU function used the packet's payload length without checking against the data buffer's size. A user inside a guest could use this flaw to crash the QEMU process (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-9.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
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"notes": [
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"text": "An update for qemu-kvm-rhev is now available for Red Hat OpenStack Platform 9.0 (Mitaka).\n\nRed Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.",
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"text": "KVM (Kernel-based Virtual Machine) is a full virtualization solution for Linux on AMD64 and Intel 64 systems. The qemu-kvm-rhev package provides the user-space component for running virtual machines using KVM in environments managed by Red Hat Enterprise Virtualization Manager.\n\nThe following packages have been upgraded to a newer upstream version: qemu-kvm-rhev (2.6.0). (BZ#1386385)\n\nSecurity Fix(es):\n\n* An out-of-bounds flaw was found in the QEMU emulator built using \u0027address_space_translate\u0027 to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service). (CVE-2015-8817, CVE-2015-8818)\n\nRed Hat would like to thank Donghai Zdh of Alibaba Inc. for reporting this issue.",
"title": "Details"
},
{
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"text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
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},
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},
{
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},
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}
RHSA-2016:2704
Vulnerability from csaf_redhat - Published: 2016-11-14 19:44 - Updated: 2025-11-21 17:58An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds read-access flaw was found in the QEMU emulator built with IP checksum routines. The flaw could occur when computing a TCP/UDP packet's checksum, because a QEMU function used the packet's payload length without checking against the data buffer's size. A user inside a guest could use this flaw to crash the QEMU process (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-7.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
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"title": "Qemu: OOB access in address_space_rw leads to segmentation fault"
},
{
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"Ling Liu"
],
"organization": "Qihoo 360 Inc."
}
],
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"name": "Out-of-bounds Read"
},
"discovery_date": "2016-01-07T00:00:00+00:00",
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}
],
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{
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"text": "An out-of-bounds read-access flaw was found in the QEMU emulator built with IP checksum routines. The flaw could occur when computing a TCP/UDP packet\u0027s checksum, because a QEMU function used the packet\u0027s payload length without checking against the data buffer\u0027s size. A user inside a guest could use this flaw to crash the QEMU process (denial of service).",
"title": "Vulnerability description"
},
{
"category": "summary",
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"title": "Vulnerability summary"
},
{
"category": "other",
"text": "This has been rated as having Low security impact and is not currently\nplanned to be addressed in future updates. For additional information, refer\nto the Red Hat Enterprise Linux Life Cycle:\nhttps://access.redhat.com/support/policy/updates/errata/.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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}
],
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"date": "2016-11-14T19:44:07+00:00",
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}
RHSA-2016:2705
Vulnerability from csaf_redhat - Published: 2016-11-14 20:03 - Updated: 2025-11-21 17:58An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds read-access flaw was found in the QEMU emulator built with IP checksum routines. The flaw could occur when computing a TCP/UDP packet's checksum, because a QEMU function used the packet's payload length without checking against the data buffer's size. A user inside a guest could use this flaw to crash the QEMU process (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-6.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
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"title": "Details"
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{
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"vulnerabilities": [
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},
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{
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},
{
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},
{
"category": "general",
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"title": "CVSS score applicability"
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}
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{
"cvss_v2": {
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"authentication": "SINGLE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:A/AC:H/Au:S/C:P/I:P/A:P",
"version": "2.0"
},
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]
}
],
"threats": [
{
"category": "impact",
"details": "Low"
}
],
"title": "Qemu: OOB access in address_space_rw leads to segmentation fault"
},
{
"acknowledgments": [
{
"names": [
"Donghai Zdh"
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},
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"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Qemu: OOB access in address_space_rw leads to segmentation fault",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
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"url": "https://www.cve.org/CVERecord?id=CVE-2015-8818"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2015-8818",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2015-8818"
}
],
"release_date": "2016-01-27T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2016-11-14T20:03:43+00:00",
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"accessVector": "ADJACENT_NETWORK",
"authentication": "SINGLE",
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"baseScore": 4.0,
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"integrityImpact": "PARTIAL",
"vectorString": "AV:A/AC:H/Au:S/C:P/I:P/A:P",
"version": "2.0"
},
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]
}
],
"threats": [
{
"category": "impact",
"details": "Low"
}
],
"title": "Qemu: OOB access in address_space_rw leads to segmentation fault"
},
{
"acknowledgments": [
{
"names": [
"Ling Liu"
],
"organization": "Qihoo 360 Inc."
}
],
"cve": "CVE-2016-2857",
"cwe": {
"id": "CWE-125",
"name": "Out-of-bounds Read"
},
"discovery_date": "2016-01-07T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1296567"
}
],
"notes": [
{
"category": "description",
"text": "An out-of-bounds read-access flaw was found in the QEMU emulator built with IP checksum routines. The flaw could occur when computing a TCP/UDP packet\u0027s checksum, because a QEMU function used the packet\u0027s payload length without checking against the data buffer\u0027s size. A user inside a guest could use this flaw to crash the QEMU process (denial of service).",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Qemu: net: out of bounds read in net_checksum_calculate()",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "This has been rated as having Low security impact and is not currently\nplanned to be addressed in future updates. For additional information, refer\nto the Red Hat Enterprise Linux Life Cycle:\nhttps://access.redhat.com/support/policy/updates/errata/.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2016-2857"
},
{
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"summary": "RHBZ#1296567",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1296567"
},
{
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},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2016-2857",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2857"
}
],
"release_date": "2016-02-17T00:00:00+00:00",
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{
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"date": "2016-11-14T20:03:43+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect.",
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"integrityImpact": "NONE",
"vectorString": "AV:A/AC:M/Au:N/C:P/I:N/A:P",
"version": "2.0"
},
"cvss_v3": {
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"attackVector": "ADJACENT_NETWORK",
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"baseScore": 4.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L",
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]
}
],
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"details": "Low"
}
],
"title": "Qemu: net: out of bounds read in net_checksum_calculate()"
}
]
}
RHSA-2016:2706
Vulnerability from csaf_redhat - Published: 2016-11-14 19:55 - Updated: 2025-11-21 17:58An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds read-access flaw was found in the QEMU emulator built with IP checksum routines. The flaw could occur when computing a TCP/UDP packet's checksum, because a QEMU function used the packet's payload length without checking against the data buffer's size. A user inside a guest could use this flaw to crash the QEMU process (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-5.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
{
"document": {
"aggregate_severity": {
"namespace": "https://access.redhat.com/security/updates/classification/",
"text": "Moderate"
},
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "en",
"notes": [
{
"category": "summary",
"text": "An update for qemu-kvm-rhev is now available for Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7.\n\nRed Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.",
"title": "Topic"
},
{
"category": "general",
"text": "KVM (Kernel-based Virtual Machine) is a full virtualization solution for Linux on AMD64 and Intel 64 systems. The qemu-kvm-rhev package provides the user-space component for running virtual machines using KVM in environments managed by Red Hat Enterprise Virtualization Manager.\n\nThe following packages have been upgraded to a newer upstream version: qemu-kvm-rhev (2.6.0). (BZ#1386377)\n\nSecurity Fix(es):\n\n* An out-of-bounds flaw was found in the QEMU emulator built using \u0027address_space_translate\u0027 to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service). (CVE-2015-8817, CVE-2015-8818)\n\nRed Hat would like to thank Donghai Zdh of Alibaba Inc. for reporting this issue.",
"title": "Details"
},
{
"category": "legal_disclaimer",
"text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
"title": "Terms of Use"
}
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"url": "https://www.cve.org/CVERecord?id=CVE-2016-2857"
},
{
"category": "external",
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"url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2857"
}
],
"release_date": "2016-02-17T00:00:00+00:00",
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{
"category": "vendor_fix",
"date": "2016-11-14T19:55:21+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect.",
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"scores": [
{
"cvss_v2": {
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"accessVector": "ADJACENT_NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.3,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:A/AC:M/Au:N/C:P/I:N/A:P",
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},
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"threats": [
{
"category": "impact",
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}
],
"title": "Qemu: net: out of bounds read in net_checksum_calculate()"
}
]
}
RHSA-2016_2670
Vulnerability from csaf_redhat - Published: 2016-11-07 18:14 - Updated: 2024-11-14 19:58An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds flaw was found in the QEMU emulator built using 'address_space_translate' to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
An out-of-bounds read-access flaw was found in the QEMU emulator built with IP checksum routines. The flaw could occur when computing a TCP/UDP packet's checksum, because a QEMU function used the packet's payload length without checking against the data buffer's size. A user inside a guest could use this flaw to crash the QEMU process (denial of service).
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-common-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-rhev-debuginfo-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-RH7-RHOS-8.0:qemu-kvm-tools-rhev-10:2.6.0-27.el7.x86_64 | — |
Vendor Fix
fix
|
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"text": "KVM (Kernel-based Virtual Machine) is a full virtualization solution for Linux on AMD64 and Intel 64 systems. The qemu-kvm-rhev package provides the user-space component for running virtual machines using KVM in environments managed by Red Hat Enterprise Virtualization Manager.\n\nThe following packages have been upgraded to a newer upstream version: qemu-kvm-rhev (2.6.0). (BZ#1386383)\n\nSecurity Fix(es):\n\n* An out-of-bounds flaw was found in the QEMU emulator built using \u0027address_space_translate\u0027 to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service). (CVE-2015-8817, CVE-2015-8818)\n\nRed Hat would like to thank Donghai Zdh of Alibaba Inc. for reporting this issue.",
"title": "Details"
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"vulnerabilities": [
{
"acknowledgments": [
{
"names": [
"Donghai Zdh"
],
"organization": "Alibaba Inc."
}
],
"cve": "CVE-2015-8817",
"cwe": {
"id": "CWE-787",
"name": "Out-of-bounds Write"
},
"discovery_date": "2016-01-21T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1300771"
}
],
"notes": [
{
"category": "description",
"text": "An out-of-bounds flaw was found in the QEMU emulator built using \u0027address_space_translate\u0027 to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Qemu: OOB access in address_space_rw leads to segmentation fault",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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},
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"summary": "RHBZ#1300771",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1300771"
},
{
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"summary": "https://www.cve.org/CVERecord?id=CVE-2015-8817",
"url": "https://www.cve.org/CVERecord?id=CVE-2015-8817"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2015-8817",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2015-8817"
}
],
"release_date": "2016-01-27T00:00:00+00:00",
"remediations": [
{
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"date": "2016-11-07T18:14:27+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect.",
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],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2016:2670"
}
],
"scores": [
{
"cvss_v2": {
"accessComplexity": "HIGH",
"accessVector": "ADJACENT_NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:A/AC:H/Au:S/C:P/I:P/A:P",
"version": "2.0"
},
"products": [
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"7Server-RH7-RHOS-8.0:qemu-kvm-rhev-10:2.6.0-27.el7.x86_64",
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]
}
],
"threats": [
{
"category": "impact",
"details": "Low"
}
],
"title": "Qemu: OOB access in address_space_rw leads to segmentation fault"
},
{
"acknowledgments": [
{
"names": [
"Donghai Zdh"
],
"organization": "Alibaba Inc."
}
],
"cve": "CVE-2015-8818",
"cwe": {
"id": "CWE-787",
"name": "Out-of-bounds Write"
},
"discovery_date": "2016-01-21T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1300771"
}
],
"notes": [
{
"category": "description",
"text": "An out-of-bounds flaw was found in the QEMU emulator built using \u0027address_space_translate\u0027 to map an address to a MemoryRegionSection. The flaw could occur while doing pci_dma_read/write calls, resulting in an out-of-bounds read-write access error. A privileged user inside a guest could use this flaw to crash the guest instance (denial of service).",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Qemu: OOB access in address_space_rw leads to segmentation fault",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
"fixed": [
"7Server-RH7-RHOS-8.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64",
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]
},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2015-8818"
},
{
"category": "external",
"summary": "RHBZ#1300771",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1300771"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2015-8818",
"url": "https://www.cve.org/CVERecord?id=CVE-2015-8818"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2015-8818",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2015-8818"
}
],
"release_date": "2016-01-27T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2016-11-07T18:14:27+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect.",
"product_ids": [
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],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2016:2670"
}
],
"scores": [
{
"cvss_v2": {
"accessComplexity": "HIGH",
"accessVector": "ADJACENT_NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:A/AC:H/Au:S/C:P/I:P/A:P",
"version": "2.0"
},
"products": [
"7Server-RH7-RHOS-8.0:qemu-img-rhev-10:2.6.0-27.el7.x86_64",
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]
}
],
"threats": [
{
"category": "impact",
"details": "Low"
}
],
"title": "Qemu: OOB access in address_space_rw leads to segmentation fault"
},
{
"acknowledgments": [
{
"names": [
"Ling Liu"
],
"organization": "Qihoo 360 Inc."
}
],
"cve": "CVE-2016-2857",
"cwe": {
"id": "CWE-125",
"name": "Out-of-bounds Read"
},
"discovery_date": "2016-01-07T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1296567"
}
],
"notes": [
{
"category": "description",
"text": "An out-of-bounds read-access flaw was found in the QEMU emulator built with IP checksum routines. The flaw could occur when computing a TCP/UDP packet\u0027s checksum, because a QEMU function used the packet\u0027s payload length without checking against the data buffer\u0027s size. A user inside a guest could use this flaw to crash the QEMU process (denial of service).",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "Qemu: net: out of bounds read in net_checksum_calculate()",
"title": "Vulnerability summary"
},
{
"category": "other",
"text": "This has been rated as having Low security impact and is not currently\nplanned to be addressed in future updates. For additional information, refer\nto the Red Hat Enterprise Linux Life Cycle:\nhttps://access.redhat.com/support/policy/updates/errata/.",
"title": "Statement"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
"product_status": {
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},
"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2016-2857"
},
{
"category": "external",
"summary": "RHBZ#1296567",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1296567"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2016-2857",
"url": "https://www.cve.org/CVERecord?id=CVE-2016-2857"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2016-2857",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2857"
}
],
"release_date": "2016-02-17T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2016-11-07T18:14:27+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect.",
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"restart_required": {
"category": "none"
},
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}
],
"scores": [
{
"cvss_v2": {
"accessComplexity": "MEDIUM",
"accessVector": "ADJACENT_NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.3,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:A/AC:M/Au:N/C:P/I:N/A:P",
"version": "2.0"
},
"cvss_v3": {
"attackComplexity": "HIGH",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "LOW",
"baseScore": 4.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:L",
"version": "3.0"
},
"products": [
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}
],
"threats": [
{
"category": "impact",
"details": "Low"
}
],
"title": "Qemu: net: out of bounds read in net_checksum_calculate()"
}
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.