CVE-2024-7006

Name	CVE-2024-7006
Description	A null pointer dereference flaw was found in Libtiff via `tif_dirinfo.c`. This issue may allow an attacker to trigger memory allocation failures through certain means, such as restricting the heap space size or injecting faults, causing a segmentation fault. This can cause an application crash, eventually leading to a denial of service.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	1078648

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
tiff (PTS)	bullseye (security), bullseye	4.2.0-1+deb11u5	vulnerable
	bookworm, bookworm (security)	4.5.0-6+deb12u1	vulnerable
	sid, trixie	4.5.1+git230720-5	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
tiff	source	(unstable)	4.5.1+git230720-5			1078648

Notes

[bookworm] - tiff <no-dsa> (Minor issue)
[bullseye] - tiff <no-dsa> (Minor issue)
https://gitlab.com/libtiff/libtiff/-/merge_requests/559
https://gitlab.com/libtiff/libtiff/-/issues/624
Fixed by: https://gitlab.com/libtiff/libtiff/-/commit/818fb8ce881cf839fbc710f6690aadb992aa0f9e