CVE-2026-75466

Name	CVE-2026-75466
Description	libjpeg-turbo 3.2.0 contains an integer division-by-zero vulnerability in the PNG loader. When processing a valid indexed-color PNG image with a non-gray palette through tj3LoadImage12() or tj3LoadImage16() using the default pixel format, the application may trigger a division-by-zero in alloc_sarray(), causing a SIGFPE and denial of service.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libjpeg-turbo (PTS)	bookworm	1:2.1.5-2	fixed
	trixie	1:2.1.5-4	fixed
	forky, sid	1:3.1.3-4	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
libjpeg-turbo	source	(unstable)	(not affected)

Notes

- libjpeg-turbo <not-affected> (Vulnerable code introduced later)
https://github.com/libjpeg-turbo/libjpeg-turbo/issues/911
Introduced by: https://github.com/sysfce2/libjpeg-turbo/commit/285744829a1ed5b12dfff61a6a39da0eea0b8405 (3.1.90)
Fixed by: https://github.com/libjpeg-turbo/libjpeg-turbo/commit/f14656395b7c83f66ac248c48dc844caebcc1127