What’s Vulnerable › Vulnerabilities

CVE-2022-4645

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-03-03 · updated 2026-06-17
• Weakness: CWE-125

Description

LibTIFF 4.4.0 has an out-of-bounds read in tiffcp in tools/tiffcp.c:948, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit e8131125.

Affected products

• Fedoraproject Fedora: 36, 37, 38
• libtiff: from 3.5.1 through 4.4.0

References

• https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4645.json
• https://gitlab.com/libtiff/libtiff/-/commit/e813112545942107551433d61afd16ac094ff246
• https://gitlab.com/libtiff/libtiff/-/issues/277
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ZTFA6GGOKFPIQNHDBMXYUR4XUXUJESE/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BA6GRCAQ7NR2OK5N44UQRGUJBIYKWJJH/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OLM763GGZVVOAXIQXG6YGTYJ5VFYNECQ/
• https://security.netapp.com/advisory/ntap-20230331-0001/
• https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4645.json
• https://gitlab.com/libtiff/libtiff/-/commit/e813112545942107551433d61afd16ac094ff246
• https://gitlab.com/libtiff/libtiff/-/issues/277
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2ZTFA6GGOKFPIQNHDBMXYUR4XUXUJESE/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BA6GRCAQ7NR2OK5N44UQRGUJBIYKWJJH/

Get alerted when CVE-2022-4645 or the next vulnerability affects your stack