Description
A denial of service in the subtitle decoder in FFmpeg 3.2 and 4.1 allows attackers to hog the CPU via a crafted video file in Matroska format, because handle_open_brace in libavcodec/htmlsubtitles.c has a complex format argument to sscanf.
Published: 2019-03-12
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2019-19086 A denial of service in the subtitle decoder in FFmpeg 3.2 and 4.1 allows attackers to hog the CPU via a crafted video file in Matroska format, because handle_open_brace in libavcodec/htmlsubtitles.c has a complex format argument to sscanf.
Ubuntu USN Ubuntu USN USN-3967-1 FFmpeg vulnerabilities
History

No history.

Subscriptions

Canonical Ubuntu Linux
Ffmpeg Ffmpeg
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T22:01:53.919Z

Reserved: 2019-03-12T00:00:00.000Z

Link: CVE-2019-9721

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-03-12T09:29:00.577

Modified: 2024-11-21T04:52:10.573

Link: CVE-2019-9721

cve-icon Redhat

Severity : Low

Publid Date: 2019-03-12T00:00:00Z

Links: CVE-2019-9721 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses