#VU73915 Out-of-bounds read in LibTIFF - CVE-2022-4645
Published: March 22, 2023
Vulnerability identifier: #VU73915
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-4645
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
LibTIFF
LibTIFF
Software vendor:
LibTIFF
LibTIFF
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within tools/tiffcp.c. A remote attacker can pass a specially crafted TIFF file to the application using the affected library, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.
External links
- https://gitlab.com/libtiff/libtiff/-/commit/e813112545942107551433d61afd16ac094ff246
- https://gitlab.com/libtiff/libtiff/-/issues/277
- https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4645.json
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BA6GRCAQ7NR2OK5N44UQRGUJBIYKWJJH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2ZTFA6GGOKFPIQNHDBMXYUR4XUXUJESE/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OLM763GGZVVOAXIQXG6YGTYJ5VFYNECQ/