CVE-2022-2521

MEDIUM

libtiff 4.4.0rc1 - Denial of Service via Invalid Pointer Free in TIFFClose()

Title source: llm
STIX 2.1

Description

It was found in libtiff 4.4.0rc1 that there is an invalid pointer free operation in TIFFClose() at tif_close.c:131 called by tiffcrop.c:2522 that can cause a program crash and denial of service while processing crafted input.

References (3)

Core 3
Core References
Third Party Advisory vendor-advisory
https://www.debian.org/security/2023/dsa-5333
Exploit, Issue Tracking, Patch, Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/issues/422
Exploit, Issue Tracking, Patch, Third Party Advisory
https://gitlab.com/libtiff/libtiff/-/merge_requests/378

Scores

CVSS v3 6.5
EPSS 0.0095
EPSS Percentile 56.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-763
Status published
Products (2)
debian/debian_linux 11.0
libtiff/libtiff 4.4.0 rc1
Published Aug 31, 2022
Tracked Since Feb 18, 2026