Vulnerability · Published Aug 26, 2026 · Assigned by mitre
CVE-2026-75466
Medium 6.5
In plain English
A medium-severity security flaw in the libjpeg-turbo package (Debian). Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).
Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.4%top 70.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
libjpeg-turbo 3.2.0 contains an integer division-by-zero vulnerability in the PNG loader. When processing a valid indexed-color PNG image with a non-gray palette through tj3LoadImage12() or tj3LoadImage16() using the default pixel format, the application may trigger a division-by-zero in alloc_sarray(), causing a SIGFPE and denial of service.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | libjpeg-turbo | no fix listed | DEBIAN-CVE-2026-75466 |
| Debian:13 | libjpeg-turbo | no fix listed | DEBIAN-CVE-2026-75466 |
| Debian:14 | libjpeg-turbo | no fix listed | DEBIAN-CVE-2026-75466 |
| Ubuntu:22.04:LTS | libjpeg-turbo | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:24.04:LTS | libjpeg-turbo | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:26.04:LTS | libjpeg-turbo | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:26.10 | libjpeg-turbo | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:22.04:LTS | libjpeg6b | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:24.04:LTS | libjpeg6b | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:26.04:LTS | libjpeg6b | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:26.10 | libjpeg6b | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:22.04:LTS | libjpeg9 | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:24.04:LTS | libjpeg9 | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:26.04:LTS | libjpeg9 | no fix listed | UBUNTU-CVE-2026-75466 |
| Ubuntu:26.10 | libjpeg9 | no fix listed | UBUNTU-CVE-2026-75466 |
Affected products (as reported)
Weakness: CWE-369 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H