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cnvd-2017-02338
Vulnerability from cnvd
Title
QEMU cirrus_vga.c代码执行漏洞
Description
QEMU是一套模拟处理器软件。
QEMU cirrus_vga.c存在安全漏洞，允许攻击者可利用该漏洞向HOST内存进行写入操作，导致任意代码执行提升权限。
Severity
高
VLAI Severity ?
Patch Name
QEMU cirrus_vga.c代码执行漏洞的补丁
Patch Description
QEMU是一套模拟处理器软件。
QEMU cirrus_vga.c存在安全漏洞，允许攻击者可利用该漏洞向HOST内存进行写入操作，导致任意代码执行提升权限。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description
目前厂商已经发布了升级补丁以修复此安全问题，详情请关注厂商主页： http://xenbits.xen.org/xsa/advisory-209.txt
Reference
http://securitytracker.com/id/1037870
Impacted products
| Name | QEMU QEMU 0 |
|---|
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"discovererName": "Gerd Hoffmann of Red Hat",
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"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2017-02338",
"openTime": "2017-03-03",
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"patchName": "QEMU cirrus_vga.c\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e\u7684\u8865\u4e01",
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"serverity": "\u9ad8",
"submitTime": "2017-02-24",
"title": "QEMU cirrus_vga.c\u4ee3\u7801\u6267\u884c\u6f0f\u6d1e"
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CVE-2017-2620 (GCVE-0-2017-2620)
Vulnerability from cvelistv5
Published
2018-07-27 19:00
Modified
2024-08-05 14:02
Severity ?
VLAI Severity ?
EPSS score ?
CWE
Summary
Quick emulator (QEMU) before 2.8 built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to an out-of-bounds access issue. The issue could occur while copying VGA data in cirrus_bitblt_cputovideo. A privileged user inside guest could use this flaw to crash the QEMU process OR potentially execute arbitrary code on host with privileges of the QEMU process.
References
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{
"name": "RHSA-2017:0332",
"refsource": "REDHAT",
"url": "http://rhn.redhat.com/errata/RHSA-2017-0332.html"
},
{
"name": "96378",
"refsource": "BID",
"url": "http://www.securityfocus.com/bid/96378"
},
{
"name": "https://support.citrix.com/article/CTX220771",
"refsource": "CONFIRM",
"url": "https://support.citrix.com/article/CTX220771"
},
{
"name": "GLSA-201703-07",
"refsource": "GENTOO",
"url": "https://security.gentoo.org/glsa/201703-07"
}
]
}
}
}
},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"assignerShortName": "redhat",
"cveId": "CVE-2017-2620",
"datePublished": "2018-07-27T19:00:00",
"dateReserved": "2016-12-01T00:00:00",
"dateUpdated": "2024-08-05T14:02:07.311Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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