#VU65440 Division by zero in LibTIFF - CVE-2022-2056
Published: July 19, 2022
Vulnerability identifier: #VU65440
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-2056
CWE-ID: CWE-369
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 division by zero error when parsing TIFF
files in tiffcrop. A remote attacker can trick the victim to open a specially
crafted file and crash the affected application.
Remediation
Install updates from vendor's website.
External links
- https://gitlab.com/libtiff/libtiff/-/issues/415
- https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-2056.json
- https://gitlab.com/libtiff/libtiff/-/merge_requests/346
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4TSS7MJ7OO7JO5BNKCRYSFU7UAYOKLA2/