cnvd - cnvd-2020-61975

cnvd-2020-61975

Vulnerability from cnvd

Title: QEMU eth_get_gso_type()拒绝服务漏洞

Description:

QEMU（Quick Emulator）是法国法布里斯-贝拉（Fabrice Bellard）软件开发者的一套模拟处理器软件。该软件具有速度快、跨平台等特点。

QEMU eth_get_gso_type() 存在拒绝服务漏洞，该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。攻击者可以利用此漏洞造成错误可触发拒绝服务。

Severity: 高

Formal description:

厂商尚未提供漏洞修复方案，请关注厂商主页更新： https://discussions.eramba.org/t/bug-injectable-host-header-security-issue/1719

Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-27617

Impacted products

Name
QEMU QEMU

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2020-27617",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2020-27617"
    }
  },
  "description": "QEMU\uff08Quick Emulator\uff09\u662f\u6cd5\u56fd\u6cd5\u5e03\u91cc\u65af-\u8d1d\u62c9\uff08Fabrice Bellard\uff09\u8f6f\u4ef6\u5f00\u53d1\u8005\u7684\u4e00\u5957\u6a21\u62df\u5904\u7406\u5668\u8f6f\u4ef6\u3002\u8be5\u8f6f\u4ef6\u5177\u6709\u901f\u5ea6\u5feb\u3001\u8de8\u5e73\u53f0\u7b49\u7279\u70b9\u3002\n\nQEMU  eth_get_gso_type() \u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u7684\u4ee3\u7801\u5f00\u53d1\u8fc7\u7a0b\u4e2d\u5b58\u5728\u8bbe\u8ba1\u6216\u5b9e\u73b0\u4e0d\u5f53\u7684\u95ee\u9898\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6b64\u6f0f\u6d1e\u9020\u6210\u9519\u8bef\u53ef\u89e6\u53d1\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u6f0f\u6d1e\u4fee\u590d\u65b9\u6848\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u66f4\u65b0\uff1a\r\nhttps://discussions.eramba.org/t/bug-injectable-host-header-security-issue/1719",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2020-61975",
  "openTime": "2020-11-11",
  "products": {
    "product": "QEMU QEMU"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2020-27617",
  "serverity": "\u9ad8",
  "submitTime": "2020-11-03",
  "title": "QEMU  eth_get_gso_type()\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2020-27617 (GCVE-0-2020-27617)

Vulnerability from cvelistv5

Published

2020-11-06 07:51

Modified

2024-08-04 16:18

Severity ?

CWE

Summary

eth_get_gso_type in net/eth.c in QEMU 4.2.1 allows guest OS users to trigger an assertion failure. A guest can crash the QEMU process via packet data that lacks a valid Layer 3 protocol.

References

▼	URL	Tags
	https://lists.nongnu.org/archive/html/qemu-devel/2020-10/msg05731.html	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2020/11/02/1	x_refsource_CONFIRM
	https://lists.debian.org/debian-lts-announce/2020/11/msg00047.html	mailing-list, x_refsource_MLIST
	https://security.netapp.com/advisory/ntap-20201202-0002/	x_refsource_CONFIRM
	https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html	mailing-list, x_refsource_MLIST

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

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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.
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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