cnvd - cnvd-2019-07014

cnvd-2019-07014

Vulnerability from cnvd

Title: GNU C Library堆缓冲区溢出漏洞

Description:

GNU C Library（glibc，libc6）是一种按照LGPL许可协议发布的开源免费的C语言编译程序。

GNU C Library 2.29及之前版本中的posix/regexec.c文件的proceed_next_node存在安全漏洞。攻击者可以利用漏洞在受影响的应用程序上下文中执行任意代码。失败的攻击尝试将导致拒绝服务条件。

Severity: 高

Patch Name: GNU C Library堆缓冲区溢出漏洞的补丁

Patch Description:

GNU C Library（glibc，libc6）是一种按照LGPL许可协议发布的开源免费的C语言编译程序。

GNU C Library 2.29及之前版本中的posix/regexec.c文件的proceed_next_node存在安全漏洞。攻击者可以利用漏洞在受影响的应用程序上下文中执行任意代码。失败的攻击尝试将导致拒绝服务条件。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:

厂商已发布漏洞修复程序，请及时关注更新： https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commit;h=583dd860d5b833037175247230a328f0050dbfe9

Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-9169

Impacted products

Name
Gnu C Library <=2.29

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2019-9169"
    }
  },
  "description": "GNU C Library\uff08glibc\uff0clibc6\uff09\u662f\u4e00\u79cd\u6309\u7167LGPL\u8bb8\u53ef\u534f\u8bae\u53d1\u5e03\u7684\u5f00\u6e90\u514d\u8d39\u7684C\u8bed\u8a00\u7f16\u8bd1\u7a0b\u5e8f\u3002\n\nGNU C Library 2.29\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684posix/regexec.c\u6587\u4ef6\u7684proceed_next_node\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6f0f\u6d1e\u5728\u53d7\u5f71\u54cd\u7684\u5e94\u7528\u7a0b\u5e8f\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002\u5931\u8d25\u7684\u653b\u51fb\u5c1d\u8bd5\u5c06\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\u3002",
  "discovererName": "Hongxu Chen",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commit;h=583dd860d5b833037175247230a328f0050dbfe9",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-07014",
  "openTime": "2019-03-13",
  "patchDescription": "GNU C Library\uff08glibc\uff0clibc6\uff09\u662f\u4e00\u79cd\u6309\u7167LGPL\u8bb8\u53ef\u534f\u8bae\u53d1\u5e03\u7684\u5f00\u6e90\u514d\u8d39\u7684C\u8bed\u8a00\u7f16\u8bd1\u7a0b\u5e8f\u3002\r\n\r\nGNU C Library 2.29\u53ca\u4e4b\u524d\u7248\u672c\u4e2d\u7684posix/regexec.c\u6587\u4ef6\u7684proceed_next_node\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6f0f\u6d1e\u5728\u53d7\u5f71\u54cd\u7684\u5e94\u7528\u7a0b\u5e8f\u4e0a\u4e0b\u6587\u4e2d\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002\u5931\u8d25\u7684\u653b\u51fb\u5c1d\u8bd5\u5c06\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u6761\u4ef6\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": "GNU C Library\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Gnu C Library \u003c=2.29"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2019-9169",
  "serverity": "\u9ad8",
  "submitTime": "2019-02-26",
  "title": "GNU C Library\u5806\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2019-9169 (GCVE-0-2019-9169)

Vulnerability from cvelistv5

Published

2019-02-26 02:00

Modified

2024-08-04 21:38

Severity ?

CWE

Summary

In the GNU C Library (aka glibc or libc6) through 2.29, proceed_next_node in posix/regexec.c has a heap-based buffer over-read via an attempted case-insensitive regular-expression match.

References

▼	URL	Tags
	http://www.securityfocus.com/bid/107160	vdb-entry, x_refsource_BID
	https://security.gentoo.org/glsa/202006-04	vendor-advisory, x_refsource_GENTOO
	https://usn.ubuntu.com/4416-1/	vendor-advisory, x_refsource_UBUNTU
	https://kc.mcafee.com/corporate/index?page=content&id=SB10278	x_refsource_CONFIRM
	https://www.oracle.com/security-alerts/cpuapr2022.html	x_refsource_MISC
	https://sourceware.org/git/gitweb.cgi?p=glibc.git%3Ba=commit%3Bh=583dd860d5b833037175247230a328f0050dbfe9	x_refsource_MISC
	https://security.netapp.com/advisory/ntap-20190315-0002/	x_refsource_CONFIRM
	https://sourceware.org/bugzilla/show_bug.cgi?id=24114	x_refsource_MISC
	https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34142	x_refsource_MISC
	https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34140	x_refsource_MISC
	https://support.f5.com/csp/article/K54823184	x_refsource_CONFIRM

Impacted products

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

Show details on NVD website

JSON

To clipboard

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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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