DEBIAN-CVE-2023-4527: glibc security update

DEBIAN-CVE-2023-4527, released September 18, 2023, fixes 1 CVE in glibc. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.8

Base score, 0 to 10

Highest EPSS

0.0167

76th percentile

Fixed package versions

Product	Release	Fixed in
glibc	Debian 12.15 (bookworm)	2.36-9+deb12u3
glibc	Debian 13.5 (trixie)	2.37-9
glibc	Debian 14	2.37-9

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2023-4527	Glibc: stack read overflow in getaddrinfo in no-aaaa mode	7.8	0.0167	None reported

Also fixes CVE-2023-4527

ELSA-2023-5455
compat-libpthread-nonshared, glibc, glibc-all-langpacks and 211 more on ol 8
ELSA-2023-12873
glibc, glibc-all-langpacks, glibc-benchtests and 212 more on ol 9
RLSA-2023:5455
glibc on rocky 8
ALSA-2023:5453
glibc, glibc-all-langpacks, glibc-benchtests and 212 more on almalinux 9
ALSA-2023:5455
compat-libpthread-nonshared, glibc, glibc-all-langpacks and 211 more on almalinux 8
RHSA-2023:5453
glibc, glibc-all-langpacks, glibc-benchtests and 212 more on RHEL 9
RHSA-2023:5455
compat-libpthread-nonshared, glibc, glibc-all-langpacks and 211 more on RHEL 8
ALAS2023-2023-359
compat-libpthread-nonshared, glibc, glibc-all-langpacks and 225 more on amzn 2023

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2023-4527

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