Stack-based Buffer Overflow Affecting glibc-langpack-tr package, versions <0:2.34-60.el9_2.7


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.15% (52nd percentile)

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  • Snyk IDSNYK-RHEL9-GLIBCLANGPACKTR-5897587
  • published13 Sept 2023
  • disclosed12 Sept 2023

Introduced: 12 Sep 2023

CVE-2023-4527  (opens in a new tab)
CWE-121  (opens in a new tab)

How to fix?

Upgrade RHEL:9 glibc-langpack-tr to version 0:2.34-60.el9_2.7 or higher.
This issue was patched in RHSA-2023:5453.

NVD Description

Note: Versions mentioned in the description apply only to the upstream glibc-langpack-tr package and not the glibc-langpack-tr package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

A flaw was found in glibc. When the getaddrinfo function is called with the AF_UNSPEC address family and the system is configured with no-aaaa mode via /etc/resolv.conf, a DNS response via TCP larger than 2048 bytes can potentially disclose stack contents through the function returned address data, and may cause a crash.

CVSS Scores

version 3.1