9.8

CVE-2017-7859: ffmpeg Out-of-bounds Write

CVSS: 9.8v3.0CriticalModified
AliasesCGA-2497-mc29-frrjCGA-47mr-4cch-5r79CGA-8g3q-j4gp-g72c
Published 14-04-2017Last modified 05-08-2024

Vulnerability summary

CVE-2017-7859 is a critical (CVSS 9.8) Out-of-bounds Write vulnerability in ffmpeg. EPSS estimates a 1.93% chance of exploitation in the next 30 days, higher than 79.7% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.0 (NVD)
EPSS score
1.93%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1 · Related 1

Timeline

  1. 14-04-2017
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

FFmpeg before 2017-03-05 has an out-of-bounds write caused by a heap-based buffer overflow related to the ff_h264_slice_context_init function in libavcodec/h264dec.c.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.93%

Chance of exploitation in the next 30 days

Percentile

80%

Versus all other CVEs

30-day change

0.00 pp

From 1.93% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.93%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Chainguard4 products
  • torchaudio-ffmpeg-tarballsAll versions (No fix recorded)
  • torchaudio-ffmpeg-tarballs-4.4.4All versions (No fix recorded)
  • torchaudio-ffmpeg-tarballs-5.0.3All versions (No fix recorded)
  • torchaudio-ffmpeg-tarballs-6.0All versions (No fix recorded)
Ffmpeg1 product

2 vendors · 5 products

References

2 links