CVE catalog

CVE-2020-21601

libde265: CVE-2020-21601

Severity: Medium
Published: Sep 16, 2021, 10:15:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 1.10% · Oct 25, 2026

libde265 v1.0.4 contains a stack buffer overflow in the put_qpel_fallback function, which can be exploited via a crafted a file.

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	libde265	sid	`1.1.3-1`	fixed
Debian	libde265	forky	`1.1.3-1`	fixed
Debian	libde265	trixie	`1.0.15-1+deb13u2`	fixed
Debian	libde265	trixie-security	`1.0.15-1+deb13u2`	fixed
Debian	libde265	bookworm	`1.0.11-1+deb12u2`	fixed
Debian	libde265	bookworm-security	`1.0.11-1+deb12u3`	fixed
Alpine	libde265	3.14	`1.0.11-r0`	fixed
Alpine	libde265	3.15	`1.0.11-r0`	fixed
Alpine	libde265	3.16	`1.0.11-r0`	fixed
Alpine	libde265	3.17	`1.0.11-r0`	fixed
Alpine	libde265	3.18	`1.0.11-r0`	fixed
Alpine	libde265	3.19	`1.0.11-r0`	fixed
Alpine	libde265	3.20	`1.0.11-r0`	fixed
Alpine	libde265	3.21	`1.0.11-r0`	fixed
Alpine	libde265	3.22	`1.0.11-r0`	fixed
Alpine	libde265	3.23	`1.0.11-r0`	fixed
Alpine	libde265	3.24	`1.0.11-r0`	fixed
Ubuntu	libde265	pro	`1.0.2-2build1`	vulnerable
Ubuntu	libde265	pro	`1.0.2-2ubuntu0.18.04.1~esm1`	fixed
Ubuntu	libde265	20.04	`1.0.3-1build1`	vulnerable
Ubuntu	libde265	20.04	`1.0.4-1`	vulnerable
Ubuntu	libde265	20.04	`1.0.4-1build1`	vulnerable
Ubuntu	libde265	20.04	`1.0.4-1ubuntu0.1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	libde265	source	sid	`1.0.9-1`	not yet assigned	Not reported	[1014999]
Debian	libde265	source	forky	`1.0.9-1`	not yet assigned	Not reported	[1014999]
Debian	libde265	source	trixie	`1.0.9-1`	not yet assigned	Not reported	[1014999]
Debian	libde265	source	bookworm	`1.0.9-1`	not yet assigned	Not reported	[1014999]
Alpine	libde265	apk	3.14	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.15	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.16	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.17	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.18	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.19	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.20	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.21	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.22	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.23	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Alpine	libde265	apk	3.24	`1.0.11-r0`	Not reported	ALPINE-CVE-2020-21601	Not reported
Ubuntu	libde265	deb	pro	`1.0.2-2ubuntu0.18.04.1~esm1`	Not reported	UBUNTU-CVE-2020-21601	Not reported
Ubuntu	libde265	deb	20.04	`1.0.4-1ubuntu0.1`	Not reported	UBUNTU-CVE-2020-21601	Not reported

[Debian bug #1014999]

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[libde265-0]Unknown
Source package: [libde265]
Details (2)
- 1.0.11-1+deb12u2 · amd64 · bookworm
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · bookworm; dsa · libde265 · debian · 12
- 1.0.11-1+deb12u2 · arm64 · bookworm
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · bookworm; dsa · libde265 · debian · 12
[libde265-dev]Unknown
Source package: [libde265]
Details (2)
- 1.0.11-1+deb12u2 · amd64 · bookworm
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · bookworm; dsa · libde265 · debian · 12
- 1.0.11-1+deb12u2 · arm64 · bookworm
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · bookworm; dsa · libde265 · debian · 12
[libde265-examples]Unknown
Source package: [libde265]
Details (2)
- 1.0.11-1+deb12u2 · amd64 · bookworm
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · bookworm; dsa · libde265 · debian · 12
- 1.0.11-1+deb12u2 · arm64 · bookworm
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · bookworm; dsa · libde265 · debian · 12

[Debian 13 (Trixie)]

[libde265-0]Unknown
Source package: [libde265]
Details (5)
- 1.0.15-1+b3 · amd64 · trixie
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+b3 · arm64 · trixie
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+deb13u2 · amd64 · trixie-security
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
[libde265-dev]Unknown
Source package: [libde265]
Details (5)
- 1.0.15-1+b3 · amd64 · trixie
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+b3 · arm64 · trixie
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+deb13u2 · amd64 · trixie-security
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
[libde265-examples]Unknown
Source package: [libde265]
Details (5)
- 1.0.15-1+b3 · amd64 · trixie
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+b3 · arm64 · trixie
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13
- 1.0.15-1+deb13u2 · amd64 · trixie-security
  Fixed · Fixed: 1.0.9-1
  dsa · libde265 · debian · 13

Observed: Oct 23, 2026, 5:48:58 PM UTC

References

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