aa_read_header in libavformat/aadec.c in FFmpeg before 3.2.14 and 4.x before 4.1.4 does not check for sscanf failure and consequently allows use of uninitialized variables.
CVE-2019-12730
This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 2.4%, top 15% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EPSS
- 85.9%
- KEV
- Not listed
Published
June 4, 2019
Last Modified
November 21, 2024
Advisory Details (7)
Auto-updated Jun 8, 2026FFmpeg: Multiple vulnerabilities (GLSA 202003-65) — Gentoo security
https://security.gentoo.org/glsa/202003-65Bugtraq: [SECURITY] [DSA 4502-1] ffmpeg security update
https://seclists.org/bugtraq/2019/Aug/30commit ed188f6dcdf0 (FFmpeg/FFmpeg)
Fix landed in FFmpeg/FFmpeg commit ed188f6dcdf0 — awaiting tagged release
https://github.com/FFmpeg/FFmpeg/commit/ed188f6dcdf0935c939ed813cf8745d50742014bgit.ffmpeg.org Git - ffmpeg.git/shortlog
https://git.ffmpeg.org/gitweb/ffmpeg.git/shortlog/n4.1.4git.ffmpeg.org Git - ffmpeg.git/commit
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/9b4004c054964a49c7ba44583f4cee22486dd8f2Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libswscale5 (7:4.2.4-1ubuntu0.1) @ focal | 2026-05-27 | ubuntu |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(1)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 7× in last 7d / 43× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-11 08:24 UTCEPSS rescore
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- 2026-07-03 10:26 UTCOSV refresh
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- 2026-06-23 21:30 UTCEPSS rescore
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- 2026-06-15 00:43 UTCOSV refresh
- 2026-06-14 23:15 UTCEPSS rescore
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- 2026-05-27 18:51 UTCEG score recompute
- 2026-05-27 18:51 UTCVendor advisory
- 2026-05-27 18:51 UTCGHSA enrichment
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
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- 2026-05-26 07:17 UTCEPSS rescore
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Frequently asked(5)
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