CVE catalog

CVE-2020-26797

libmediainfo: CVE-2020-26797

Severity: Medium
Published: Mar 18, 2021, 8:15:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 2.87% · Oct 25, 2026

Mediainfo before version 20.08 has a heap buffer overflow vulnerability via MediaInfoLib::File_Gxf::ChooseParser_ChannelGrouping.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	libmediainfo	sid	`26.10+dfsg-2`	fixed
Debian	libmediainfo	forky	`26.05+dfsg-1`	fixed
Debian	libmediainfo	trixie	`25.04+dfsg-1`	fixed
Debian	libmediainfo	bookworm	`23.04+dfsg-1`	fixed
Ubuntu	libmediainfo	pro	`18.12-2`	vulnerable
Ubuntu	libmediainfo	pro	`19.09+dfsg-1`	vulnerable
Ubuntu	libmediainfo	pro	`19.09+dfsg-2`	vulnerable
Ubuntu	libmediainfo	pro	`19.09+dfsg-2build1`	vulnerable
Ubuntu	libmediainfo	pro	`19.09+dfsg-2ubuntu0.1~esm1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	libmediainfo	source	sid	`20.09+dfsg-2`	not yet assigned	Not reported	[985554]
Debian	libmediainfo	source	forky	`20.09+dfsg-2`	not yet assigned	Not reported	[985554]
Debian	libmediainfo	source	trixie	`20.09+dfsg-2`	not yet assigned	Not reported	[985554]
Debian	libmediainfo	source	bookworm	`20.09+dfsg-2`	not yet assigned	Not reported	[985554]
Ubuntu	libmediainfo	deb	pro	`19.09+dfsg-2ubuntu0.1~esm1`	Not reported	UBUNTU-CVE-2020-26797	Not reported

[Debian bug #985554]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libmediainfo0v5]Fixed
Source package: [libmediainfo]
Details (2)
- 23.04+dfsg-1 · amd64 · bookworm
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · bookworm; dsa · libmediainfo · debian · 12
- 23.04+dfsg-1 · arm64 · bookworm
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · bookworm; dsa · libmediainfo · debian · 12
[libmediainfo-dev]Fixed
Source package: [libmediainfo]
Details (2)
- 23.04+dfsg-1 · amd64 · bookworm
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · bookworm; dsa · libmediainfo · debian · 12
- 23.04+dfsg-1 · arm64 · bookworm
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · bookworm; dsa · libmediainfo · debian · 12
[libmediainfo-doc]Fixed
Source package: [libmediainfo]
Details (2)
- 23.04+dfsg-1 · all · bookworm
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · bookworm; dsa · libmediainfo · debian · 12
- 23.04+dfsg-1 · all · bookworm
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · bookworm; dsa · libmediainfo · debian · 12
[python3-mediainfodll]Fixed
Source package: [libmediainfo]
Details (2)
- 23.04+dfsg-1 · all · bookworm
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · bookworm; dsa · libmediainfo · debian · 12
- 23.04+dfsg-1 · all · bookworm
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · bookworm; dsa · libmediainfo · debian · 12

[Debian 13 (Trixie)]

[libmediainfo0v5]Fixed
Source package: [libmediainfo]
Details (2)
- 25.04+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · 13
- 25.04+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · 13
[libmediainfo-dev]Fixed
Source package: [libmediainfo]
Details (2)
- 25.04+dfsg-1 · amd64 · trixie
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · 13
- 25.04+dfsg-1 · arm64 · trixie
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · 13
[libmediainfo-doc]Fixed
Source package: [libmediainfo]
Details (2)
- 25.04+dfsg-1 · all · trixie
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · 13
- 25.04+dfsg-1 · all · trixie
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · 13
[python3-mediainfodll]Fixed
Source package: [libmediainfo]
Details (2)
- 25.04+dfsg-1 · all · trixie
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · 13
- 25.04+dfsg-1 · all · trixie
  Fixed · Fixed: 20.09+dfsg-2
  dsa · libmediainfo · debian · 13

Observed: Oct 23, 2026, 5:50:15 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]