Bug 2142600 (CVE-2022-3857)

Summary:	CVE-2022-3857 libpng: Null pointer dereference leads to segmentation fault
Product:	[Other] Security Response	Reporter:	Marco Benatto <mbenatto>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	ahughes, chazlett, dfitzmau, jdowland, jvanek, mmuzila, neugens, nforro, pjindal, rh-spice-bugs, sraghupu
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
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Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2142605, 2142604, 2142614, 2142615, 2142616, 2143292, 2143293, 2143294, 2143295, 2143296, 2143297, 2143298, 2143299, 2143300
Bug Blocks:	2140004, 2150761

Description Marco Benatto 2022-11-14 14:50:47 UTC

A crafted PNG image can lean to a segmentation fault and DoS in png_setup_paeth_row() function.

Comment 1 Marco Benatto 2022-11-14 15:01:17 UTC

Created java-latest-openjdk tracking bugs for this issue:

Affects: epel-8 [bug 2142605]


Created libpng tracking bugs for this issue:

Affects: fedora-all [bug 2142604]

Comment 5 Marco Benatto 2022-11-28 14:31:55 UTC

Recent updates on the upstream bug shows this CVE may be compiler related:
https://sourceforge.net/p/libpng/bugs/300/