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CVE-2026-125210

7.3 highEPSS 0.1%

High (7.3) in ffmpeg ffmpeg. EPSS 0.1% estimated probability of exploitation activity in the next 30 days.

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FFmpeg through 9.0.2 contains a heap buffer overflow vulnerability in aribcaption_trans_text_subtitle() in libavcodec/libaribcaption.c when decoding with sub_type text. Attackers can supply a crafted ARIB STD-B24 caption stream with zero regions, causing a pointer write past a zero-sized sub->rects allocation and corrupting heap memory.

Severity

CVSS 4.0

7.3 high
CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

7.0 high
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.1% estimated probability of exploitation activity in the next 30 days; 4th percentile. Scored 2026-11-10. A forecast for this CVE across the internet, not for your own systems.
CWE
CWE-131 Incorrect Calculation of Buffer Size
Published
NVD analysis
Awaiting analysis
Record from
the NVD, synced

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Affected

Versions

From the CNA's record in the CVE List.

ProductAffected
FFmpegthrough 9.0.2

Attack patterns (CAPEC)

  • CAPEC-47 Buffer Overflow via Parameter Expansion Likelihood: Medium · Severity: High
  • CAPEC-100 Overflow Buffers Likelihood: High · Severity: Very High

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

References

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