CVE-2023-0797

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: 2023-02-13 · updated 2026-06-17
Weakness: CWE-125

Description

LibTIFF 4.4.0 has an out-of-bounds read in tiffcrop in libtiff/tif_unix.c:368, invoked by tools/tiffcrop.c:2903 and tools/tiffcrop.c:6921, 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 afaabc3e.

Affected products

libtiff: through 4.4.0

References

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0797.json
https://gitlab.com/libtiff/libtiff/-/commit/afaabc3e50d4e5d80a94143f7e3c997e7e410f68
https://gitlab.com/libtiff/libtiff/-/issues/495
https://lists.debian.org/debian-lts-announce/2023/02/msg00026.html
https://security.gentoo.org/glsa/202305-31
https://www.debian.org/security/2023/dsa-5361
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0797.json
https://gitlab.com/libtiff/libtiff/-/commit/afaabc3e50d4e5d80a94143f7e3c997e7e410f68
https://gitlab.com/libtiff/libtiff/-/issues/495
https://lists.debian.org/debian-lts-announce/2023/02/msg00026.html
https://security.gentoo.org/glsa/202305-31
https://www.debian.org/security/2023/dsa-5361

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