CVE-2019-9720

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Source
https://cve.org/CVERecord?id=CVE-2019-9720
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-9720.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2019-9720
Downstream
Published
2019-09-19T21:15:10.580Z
Modified
2025-11-20T11:07:14.109315Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A stack-based buffer overflow in the subtitle decoder in Libav 12.3 allows attackers to corrupt the stack via a crafted video file in Matroska format, because srttoass in libavcodec/srtdec.c misuses snprintf.

References

Affected packages

Git / github.com/libav/libav

Affected ranges

Type
GIT
Repo
https://github.com/libav/libav
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
df744e3cf66548c9167ea857104a29d2ea92819e

Affected versions

dev14.*
dev14.2
v0.*
v0.7
v0.7b1
v0.7b2
v0.7rc1
v0.8
v0.8b1
v0.8b2
Other
v10_alpha1
v10_alpha2
v10_beta1
v11_alpha1
v11_alpha2
v11_beta1
v11_dev0
v12
v12_alpha1
v12_alpha2
v12_beta1
v12_dev0
v9
v9_beta1
v9_beta2
v9_beta3
v12.*
v12.1
v12.3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-9720.json"