TI-2026-28127 Aliases CVE-2026-38345 GHSA-rgh2-m3vh-23hp

A Division-by-Zero vulnerability in the ff_sws_init_single_context function…

MEDIUM 62CWE-369Published 2026-08-27 · Updated 2026-09-02

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: Deferred Red Hat: fix deferred

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-369.

Summary

A Division-by-Zero vulnerability in the ff_sws_init_single_context function (/libswscale/utils.c) of FFmpeg N-122528-gdd2976b9e1 allows attackers to cause a Denial of Service (DoS) via a crafted input.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.00355 29th percentileScored 2026-11-07

Fix Deferred Red Hat: fix deferred

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Product	Status	Plan or fix
Red Hat Enterprise Linux AI (RHEL AI) 3	Affected	No fix yet: Fix deferred
Red Hat OpenShift AI (RHOAI)	Affected	No fix yet: Fix deferred

Timeline

2026-10-02 Threatist record created from CVE-2026-38345
2026-10-03 Alias added: GHSA-rgh2-m3vh-23hp

References

Other 1

https://code.ffmpeg.org/FFmpeg/FFmpeg/issues/21585

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences