What’s Vulnerable › Vulnerabilities

CVE-2022-1623

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-05-11 · updated 2026-06-17
• Weakness: CWE-125

Description

LibTIFF master branch has an out-of-bounds read in LZWDecode in libtiff/tif_lzw.c:624, 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 b4e79bfa.

Affected products

• Debian Linux: 11.0
• Fedoraproject Fedora: 35, 36
• libtiff: 4.3.0
• NetApp ONTAP Select Deploy administration utility: all versions

References

• https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1623.json
• https://gitlab.com/libtiff/libtiff/-/commit/b4e79bfa0c7d2d08f6f1e7ec38143fc8cb11394a
• https://gitlab.com/libtiff/libtiff/-/issues/410
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C7IWZTB4J2N4F5OR5QY4VHDSKWKZSWN3/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXAFOP6QQRNZD3HPZ6BMCEZZOM4YIZMK/
• https://security.gentoo.org/glsa/202210-10
• https://security.netapp.com/advisory/ntap-20220616-0005/
• https://www.debian.org/security/2023/dsa-5333
• https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1623.json
• https://gitlab.com/libtiff/libtiff/-/commit/b4e79bfa0c7d2d08f6f1e7ec38143fc8cb11394a
• https://gitlab.com/libtiff/libtiff/-/issues/410
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C7IWZTB4J2N4F5OR5QY4VHDSKWKZSWN3/

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