cnvd - cnvd-2021-69610

cnvd-2021-69610

Vulnerability from cnvd

Title: libsolv缓冲区溢出漏洞

Description:

libsolv是一个用于检查软件包依赖的库。

libsolv 0.7.17之前版本的src/policy.c中的功能函数prune_to_存在缓冲区溢出漏洞，攻击者可利用该漏洞造成拒绝服务。

Severity: 中

Patch Name: libsolv缓冲区溢出漏洞的补丁

Patch Description:

libsolv是一个用于检查软件包依赖的库。

libsolv 0.7.17之前版本的src/policy.c中的功能函数prune_to_存在缓冲区溢出漏洞，攻击者可利用该漏洞造成拒绝服务。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:

厂商已发布了漏洞修复程序，请及时关注更新： https://github.com/openSUSE/libsolv/issues/420

Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-33938

Impacted products

Name
libsolv libsolv <0.7.17

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-33938"
    }
  },
  "description": "libsolv\u662f\u4e00\u4e2a\u7528\u4e8e\u68c0\u67e5\u8f6f\u4ef6\u5305\u4f9d\u8d56\u7684\u5e93\u3002\n\nlibsolv 0.7.17\u4e4b\u524d\u7248\u672c\u7684src/policy.c\u4e2d\u7684\u529f\u80fd\u51fd\u6570prune_to_\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/openSUSE/libsolv/issues/420",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-69610",
  "openTime": "2021-09-09",
  "patchDescription": "libsolv\u662f\u4e00\u4e2a\u7528\u4e8e\u68c0\u67e5\u8f6f\u4ef6\u5305\u4f9d\u8d56\u7684\u5e93\u3002\r\n\r\nlibsolv 0.7.17\u4e4b\u524d\u7248\u672c\u7684src/policy.c\u4e2d\u7684\u529f\u80fd\u51fd\u6570prune_to_\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "libsolv\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "libsolv libsolv \u003c0.7.17"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-33938",
  "serverity": "\u4e2d",
  "submitTime": "2021-09-03",
  "title": "libsolv\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2021-33938 (GCVE-0-2021-33938)

Vulnerability from cvelistv5

Published

2021-09-02 14:58

Modified

2024-08-04 00:05

Severity ?

CWE

Summary

Buffer overflow vulnerability in function prune_to_recommended in src/policy.c in libsolv before 0.7.17 allows attackers to cause a Denial of Service.

References

▼	URL	Tags
	https://github.com/openSUSE/libsolv/issues/420	x_refsource_MISC

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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