Bug 2207635 (CVE-2023-2731)

Summary:	CVE-2023-2731 libtiff: null pointer deference in LZWDecode() in libtiff/tif_lzw.c
Product:	[Other] Security Response	Reporter:	TEJ RATHI <trathi>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	bdettelb, caswilli, dkuc, drieden, fjansen, hkataria, ikanias, jary, jburrell, kaycoth, kshier, micjohns, mmuzila, nforro, rh-spice-bugs, rravi, sthirugn, tohughes
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	libtiff 4.5.0	Doc Type:	---
Doc Text:	A NULL pointer dereference flaw was found in Libtiff's LZWDecode() function in the libtiff/tif_lzw.c file. This flaw allows a local attacker to craft specific input data that can cause the program to dereference a NULL pointer when decompressing a TIFF format file, resulting in a program crash or denial of service.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2207637, 2207638, 2207639, 2207640, 2207643
Bug Blocks:	2203211

Description TEJ RATHI 2023-05-16 11:56:07 UTC

NULL Pointer Dereference located at libtiff/tif_lzw.c, allowing local attackers to cause a denial of service. 

References:
https://gitlab.com/libtiff/libtiff/-/issues/548
https://gitlab.com/gitlab-org/build/omnibus-mirror/libtiff/-/commit/9be22b639ea69e102d3847dca4c53ef025e9527b

Comment 1 TEJ RATHI 2023-05-16 12:10:49 UTC

Created iv tracking bugs for this issue:

Affects: fedora-all [bug 2207638]


Created libtiff tracking bugs for this issue:

Affects: fedora-all [bug 2207637]


Created mingw-libtiff tracking bugs for this issue:

Affects: fedora-all [bug 2207639]


Created tkimg tracking bugs for this issue:

Affects: fedora-all [bug 2207640]

Comment 6 errata-xmlrpc 2023-11-07 08:19:28 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:6575 https://access.redhat.com/errata/RHSA-2023:6575