VDB
DEBIAN-CVE-2026-26740
DEBIAN-CVE-2026-26740
PUBLISHED
CVSS 8.199999809265137 HIGH
Buffer Overflow vulnerability in giflib v.5.2.2 allows a remote attacker to cause a denial of service via the EGifGCBToExtension overwriting an existing Graphic Control Extension block without validating its allocated size.
Risk Scores
CVSS 3.1
8.199999809265137
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:12 | giflib | 0, 5.2.1-2.5, 0 |
| Debian:14 | giflib | 0, 0, 5.2.2-1 |
| Debian:11 | giflib | 5.2.2-1, 5.2.1-2.2, 5.2.1-2.3 |
| Debian:13 | giflib | 5.2.2-1, 0, 5.2.2-1 |
Exploit Intelligence
- giflib.cpp (github-poc)
Timeline
- Mar 18, 2026 CVE Published
- Apr 28, 2026 CVE Updated