cnvd - cnvd-2025-23733

CNVD-2025-23733

Vulnerability from cnvd - Published: 2025-10-14

Title

GNU C Library内存泄露漏洞

Description

GNU C Library是GNU项目实现的C标准库，为Linux系统提供底层API支持，封装了文件操作、内存管理、进程控制等基础功能。 GNU C Library存在内存泄露漏洞，攻击者可利用该漏洞导致应用程序崩溃。

Severity

高

Patch Name

GNU C Library内存泄露漏洞的补丁

Patch Description

GNU C Library是GNU项目实现的C标准库，为Linux系统提供底层API支持，封装了文件操作、内存管理、进程控制等基础功能。 GNU C Library存在内存泄露漏洞，攻击者可利用该漏洞导致应用程序崩溃。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

目前厂商已发布升级程序修复该安全问题，详情见厂商官网： https://sourceware.org/bugzilla/show_bug.cgi?id=30884

Reference

https://bugzilla.redhat.com/show_bug.cgi?id=2240541

Impacted products

Name
Gnu GNU C Library

Show details on source website

JSON

To clipboard

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}

CVE-2023-5156 (GCVE-0-2023-5156)

Vulnerability from cvelistv5 – Published: 2023-09-25 15:55 – Updated: 2025-11-20 17:29

Summary

A flaw was found in the GNU C Library. A recent fix for CVE-2023-4806 introduced the potential for a memory leak, which may result in an application crash.

Severity ?

7.5 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-401 - Missing Release of Memory after Effective Lifetime

Assigner

redhat

References

URL

Tags

	https://access.redhat.com/security/cve/CVE-2023-5156	vdb-entryx_refsource_REDHAT
	https://bugzilla.redhat.com/show_bug.cgi?id=2240541	issue-trackingx_refsource_REDHAT
	https://sourceware.org/bugzilla/show_bug.cgi?id=30884
	https://sourceware.org/git/?p=glibc.git;a=commitd…

Impacted products

Vendor

Product

Version

Red Hat

Red Hat Enterprise Linux 6

cpe:/o:redhat:enterprise_linux:6

Red Hat	Red Hat Enterprise Linux 6	cpe:/o:redhat:enterprise_linux:6
Red Hat	Red Hat Enterprise Linux 7	cpe:/o:redhat:enterprise_linux:7
Red Hat	Red Hat Enterprise Linux 7	cpe:/o:redhat:enterprise_linux:7
Red Hat	Red Hat Enterprise Linux 8	cpe:/o:redhat:enterprise_linux:8
Red Hat	Red Hat Enterprise Linux 9	cpe:/o:redhat:enterprise_linux:9

Credits

Red Hat would like to thank Romain Geissler for reporting this issue.

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 observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

CNVD-2025-23733

CVE-2023-5156 (GCVE-0-2023-5156)

Tags

Sightings

Nomenclature