CVE-2026-110715

Name	CVE-2026-110715
Description	MuJS 1.3.6 before 1.3.9 contains a heap out-of-bounds read and write vulnerability in Array.prototype.sort that allows attackers to corrupt memory by inflating a simple array's length. Attackers can supply JavaScript that enlarges a dense array's length and calls sort, causing Ap_sort_cmp and Ap_sort_swap to access slots past the buffer and crash the process.
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
mujs (PTS)	bookworm	1.3.2-1	vulnerable
	trixie	1.3.6-1	vulnerable
	forky, sid	1.3.11-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
mujs	source	(unstable)	1.3.11-1

Notes

[trixie] - mujs <no-dsa> (Minor issue)
[bookworm] - mujs <postponed> (Minor issue)
https://bugs.ghostscript.com/show_bug.cgi?id=709180
Fixed by: https://cgit.ghostscript.com/cgi-bin/cgit.cgi/mujs.git/commit/?id=32064e10caa45e68fc87331ca53d042049cc9396 (1.3.11)
Fixed by: https://codeberg.org/ccxvii/mujs/commit/32064e10caa45e68fc87331ca53d042049cc9396 (1.3.11)