DEBIAN-CVE-2023-45853: Security update for 2 packages

DEBIAN-CVE-2023-45853, released October 14, 2023, fixes 1 CVE across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent

CVEs closed

1 rated Critical

Exploited

None reported

Highest CVSS

9.8

Base score, 0 to 10

Highest EPSS

0.0345

89th percentile

Fixed package versions

Product	Release	Fixed in
minizip	Debian 12.15 (bookworm)	1.1-8+deb12u1
zlib	Debian 13.5 (trixie)	1:1.3.dfsg-2
zlib	Debian 14	1:1.3.dfsg-2

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Urgent	CVE-2023-45853	minizip: MiniZip in zlib through 1.3 has an integer overflow and resultant heap-based buffer overflow in zipOpenNewFileInZip4_...	9.8	0.0345	None reported

Also fixes CVE-2023-45853

OPENSUSE-SU-2026:20487-1
zlib on opensuse-leap 16.0
SUSE-SU-2026:21151-1
zlib on sles 16.0
ALAS2023-2023-410
minizip-compat, minizip-compat-debuginfo, minizip-compat-devel and 5 more on amzn 2023

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2023-45853

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