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.
Fix
Patch, vendor advisory and mitigation references on NVD 6
- https://bugzilla.redhat.com/show_bug.cgi?id=2240541 Issue Tracking, Patch
- https://sourceware.org/bugzilla/show_bug.cgi?id=30884 Issue Tracking, Patch
- https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ec6b95c3303c700eb89eebeda2d7264cc184a796 Mailing List, Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=2240541 Issue Tracking, Patch
- https://sourceware.org/bugzilla/show_bug.cgi?id=30884 Issue Tracking, Patch
- https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ec6b95c3303c700eb89eebeda2d7264cc184a796 Mailing List, Patch
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.5 · gnu, redhatNVD modified 2026-10-14 22:17
Affected (CPE criteria) 3
cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
References 15
- https://access.redhat.com/security/cve/CVE-2023-5156 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2240541 Issue Tracking, Patch
- https://sourceware.org/bugzilla/show_bug.cgi?id=30884 Issue Tracking, Patch
- https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ec6b95c3303c700eb89eebeda2d7264cc184a796 Mailing List, Patch
- http://www.openwall.com/lists/oss-security/2023/10/03/4
- http://www.openwall.com/lists/oss-security/2023/10/03/5
- http://www.openwall.com/lists/oss-security/2023/10/03/6
- http://www.openwall.com/lists/oss-security/2023/10/03/8
- https://access.redhat.com/security/cve/CVE-2023-5156 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2240541 Issue Tracking, Patch
- https://security.gentoo.org/glsa/202402-01
- https://sourceware.org/bugzilla/show_bug.cgi?id=30884 Issue Tracking, Patch
- https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ec6b95c3303c700eb89eebeda2d7264cc184a796 Mailing List, Patch
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- https://cert-portal.siemens.com/productcert/html/ssa-831302.html