CVE-2026-75143

Publication date 20 August 2026

Last updated 28 August 2026


Ubuntu priority

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Description

(FFmpeg before commit 1c10bcc contains a heap buffer overflow in the RI ...)

Read the notes from the security team

Status

Package Ubuntu Release Status
ffmpeg 26.04 LTS resolute
Vulnerable
24.04 LTS noble
Vulnerable
22.04 LTS jammy
Vulnerable
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
libav 26.04 LTS resolute Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
14.04 LTS trusty
Needs evaluation

Notes


leosilva

CVE-2026-75143: xenial/bionic/focal not-affected — libavformat/librist.c absent (introduced 4.4/jammy)

Severity score breakdown

CVSS version:

Base score 9.3 · Critical

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Base score 9.8 · Critical

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


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