CVE-2025-63757

Publication date 18 December 2025

Last updated 28 January 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

Description

Integer overflow vulnerability in the yuv2ya16_X_c_template function in libswscale/output.c in FFmpeg 8.0.

Status

Package Ubuntu Release Status
libav 25.10 questing Not in release
25.04 plucky Not in release
24.04 LTS noble Not in release
22.04 LTS jammy Not in release
14.04 LTS trusty
Needs evaluation
ffmpeg 25.10 questing
Fixed 7:7.1.1-1ubuntu4.2
25.04 plucky Ignored end of life, was needs-triage
24.04 LTS noble
Fixed 7:6.1.1-3ubuntu5+esm7
22.04 LTS jammy
Fixed 7:4.4.2-0ubuntu0.22.04.1+esm11
20.04 LTS focal
Fixed 7:4.2.7-0ubuntu0.1+esm12
18.04 LTS bionic
Fixed 7:3.4.11-0ubuntu0.1+esm12
16.04 LTS xenial
Fixed 7:2.8.17-0ubuntu0.1+esm14

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
ffmpeg

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-7982-1
    • FFmpeg vulnerabilities
    • 27 January 2026

Other references