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FFmpeg through 9.0.2 NULL Pointer Dereference via TGV Decoder eatgv.c

6.8MediumCNA
Exploited
No known exploitation
Fix
Fix or patch referenced
Who is exposed
Not reported

Do first: Apply the patch listed under Evidence.

Published
Last modified
7/100 · provisional
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

FFmpeg, a widely used multimedia library, has a NULL pointer dereference in its TGV video decoder that a local attacker can trigger with a crafted EA file, requiring no login but a user to open the file. Exploitation crashes the process, causing denial of service, and the advisory gives no further impact details beyond that.

Written by anthropic/claude-haiku-5.5 from the sources below. Verify against them.

Read the original description

FFmpeg through 9.0.2 contains a NULL pointer dereference vulnerability in tgv_decode_inter() in libavcodec/eatgv.c that ignores init_get_bits() failure on oversized packets. Attackers can supply a crafted EA file with a kVGT frame followed by an fVGT inter frame with a 2^28-byte compressed block section, crashing the process for denial of service.

cve.now Index

7Pcve.now Index 7 of 100 · methodology v3 · provisional
  • Exploitation0/40No signal
  • Exposure?/25Unknown. No advisory context yet
  • Reach?/20Unknown. No tracked technology or package matched
  • Severity6.8/10CVSS 6.8
  • No patch0/5No signal

What would change the score

  • Would score about 62 if added to CISA KEV
  • Would score about 57 if CISA's SSVC rates exploitation active
  • Would score about 29 if advisories confirm default setups are exposed

What to do

  • Apply the patch listed under Evidence.

Timeline

  1. CVE published
  2. First seen by cve.now
  3. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  4. Record last updated

Affected versions

  • FFmpeg FFmpeg

    through 9.0.2

Evidence 5

  1. Patch
  2. Report
  3. Repository
  4. Repository
  5. Link

Corrections

None so far.

Something wrong on this page? Report an error. Every fix is listed here.

Questions about CVE-2026-125065

Is CVE-2026-125065 being exploited?

It is not in CISA's Known Exploited Vulnerabilities catalog, and CISA's SSVC assessment does not mark exploitation as active. That does not mean it has not been attacked: vendors and researchers can report attacks before CISA lists them. No public exploit code is tracked.Source: cve.now feed data

Which versions are affected by CVE-2026-125065?

FFmpeg: through 9.0.2.Source: cve.now feed data