Vulnerability Monitor

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CVE-2023-2731

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.

Published

2023-05-17T22:15:11.047

Last Modified

2025-01-22T19:15:09.643

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

Weaknesses

Type: Secondary
CWE-476
Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libtiff	libtiff	< 4.5.0	Yes
Operating System	fedoraproject	fedora	38	Yes
Operating System	redhat	enterprise_linux	9.0	Yes

References

https://access.redhat.com/security/cve/CVE-2023-2731 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=2207635 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/libsdl-org/libtiff/commit/9be22b639ea69e102d3847dca4c53ef025e9527b Patch ([email protected])
https://gitlab.com/libtiff/libtiff/-/issues/548 Exploit, Issue Tracking, Patch, Third Party Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20230703-0009/ ([email protected])
https://access.redhat.com/security/cve/CVE-2023-2731 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=2207635 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/libsdl-org/libtiff/commit/9be22b639ea69e102d3847dca4c53ef025e9527b Patch (af854a3a-2127-422b-91ae-364da2661108)
https://gitlab.com/libtiff/libtiff/-/issues/548 Exploit, Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20230703-0009/ (af854a3a-2127-422b-91ae-364da2661108)