cnvd - cnvd-2019-22415

cnvd-2019-22415

Vulnerability from cnvd

Title: GNU C Library堆栈缓冲区溢出漏洞

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check_dst_limits_calc_pos_1存在堆栈缓冲区溢出漏洞。目前没有详细的漏洞细节提供。

Severity: 中

Formal description:

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://www.gnu.org/

Reference: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20796

Impacted products

Name
Gnu C Library <=2.29

Show details on source website

JSON

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    "cve": {
      "cveNumber": "CVE-2018-20796",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20796"
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  "discovererName": "Hongxu Chen",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://www.gnu.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-22415",
  "openTime": "2019-07-12",
  "products": {
    "product": "Gnu C Library \u003c=2.29"
  },
  "referenceLink": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20796",
  "serverity": "\u4e2d",
  "submitTime": "2019-02-27",
  "title": "GNU C Library\u5806\u6808\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2018-20796 (GCVE-0-2018-20796)

Vulnerability from cvelistv5

Published

2019-02-26 02:00

Modified

2024-08-05 12:12

Severity ?

CWE

Summary

In the GNU C Library (aka glibc or libc6) through 2.29, check_dst_limits_calc_pos_1 in posix/regexec.c has Uncontrolled Recursion, as demonstrated by '(\227|)(\\1\\1|t1|\\\2537)+' in grep.

References

▼	URL	Tags
	https://security.netapp.com/advisory/ntap-20190315-0002/	x_refsource_CONFIRM
	https://lists.gnu.org/archive/html/bug-gnulib/2019-01/msg00108.html	x_refsource_MISC
	http://www.securityfocus.com/bid/107160	vdb-entry, x_refsource_BID
	https://debbugs.gnu.org/cgi/bugreport.cgi?bug=34141	x_refsource_MISC
	https://support.f5.com/csp/article/K26346590?utm_source=f5support&amp%3Butm_medium=RSS	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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