DEBIAN-CVE-2021-40633

DEBIAN-CVE-2021-40633 PUBLISHED CVSS 8.800000190734863 HIGH

A memory leak (out-of-memory) in gif2rgb in util/gif2rgb.c in giflib 5.1.4 allows remote attackers trigger an out of memory exception or denial of service via a gif format file.

Risk Scores

CVSS v3.1

8.800000190734863

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions
Debian:11	giflib	5.2.2-1, 5.2.1-1, 5.1.9-2.1
Debian:14	giflib	0, 0, 0
Debian:13	giflib	0, 0, 0
Debian:12	giflib	5.2.1-2.5, 5.2.2-1, 0

Timeline

Jun 14, 2022 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2021-40633 advisory

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