CVE-2021-42715

Name	CVE-2021-42715
Description	An issue was discovered in stb stb_image.h 1.33 through 2.27. The HDR loader parsed truncated end-of-file RLE scanlines as an infinite sequence of zero-length runs. An attacker could potentially have caused denial of service in applications using stb_image by submitting crafted HDR files.
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)
References	DLA-3305-1, DLA-4493-1
Debian Bugs	1014532

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libstb (PTS)	bookworm	0.0~git20220908.8b5f1f3+ds-1	vulnerable
	trixie	0.0~git20241109.5c20573+ds-1	fixed
	forky, sid	0.0~git20250907.fede005+ds-1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
libstb	source	buster	0.0~git20180212.15.e6afb9c-1+deb10u1	DLA-3305-1
libstb	source	bullseye	0.0~git20200713.b42009b+ds-1+deb11u1	DLA-4493-1
libstb	source	(unstable)	0.0~git20230129.5736b15+ds-1		1014532

[bookworm] - libstb <no-dsa> (Minor issue)
https://github.com/nothings/stb/issues/1224
https://github.com/nothings/stb/pull/1223