CVE-2023-5156

Glibc: dos due to memory leak in getaddrinfo.c

CVSS 7.5 HIGHEPSS 1.3%CWE-401

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.5EPSS 1.3%KEV nãoPoC —Patch —

Lifecycle

25 Sep 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

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

Affected products

Red Hat · Red Hat Enterprise Linux 6 Red Hat · Red Hat Enterprise Linux 7 Red Hat · Red Hat Enterprise Linux 8 Red Hat · Red Hat Enterprise Linux 9

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References

https://access.redhat.com/security/cve/CVE-2023-5156 https://bugzilla.redhat.com/show_bug.cgi?id=2240541 https://security.gentoo.org/glsa/202402-01 https://sourceware.org/bugzilla/show_bug.cgi?id=30884 https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=ec6b95c3303c700eb89eebeda2d7264cc184a796 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