CVE catalog

CVE-2020-27351

python-apt: CVE-2020-27351

Severity: Medium
Published: Dec 9, 2020, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.40% · Oct 25, 2026

Various memory and file descriptor leaks were found in apt-python files python/arfile.cc, python/tag.cc, python/tarfile.cc, aka GHSL-2020-170. This issue affects: python-apt 1.1.0~beta1 versions prior to 1.1.0~beta1ubuntu0.16.04.10; 1.6.5ubuntu0 versions prior to 1.6.5ubuntu0.4; 2.0.0ubuntu0 versions prior to 2.0.0ubuntu0.20.04.2; 2.1.3ubuntu1 versions prior to 2.1.3ubuntu1.1;

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	python-apt	sid	`3.1.0`	fixed
Debian	python-apt	forky	`3.1.0`	fixed
Debian	python-apt	trixie	`3.0.0`	fixed
Debian	python-apt	bookworm	`2.6.0`	fixed
Ubuntu	python-apt	pro	`0.8.9.1ubuntu1`	vulnerable
Ubuntu	python-apt	pro	`0.9.0`	vulnerable
Ubuntu	python-apt	pro	`0.9.1`	vulnerable
Ubuntu	python-apt	pro	`0.9.1ubuntu1`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.2`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.2ubuntu2`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.3`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.3ubuntu1`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.4`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.4build1`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu1`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu2`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu3`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu3+esm2`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu3+esm4`	fixed
Ubuntu	python-apt	16.04	`1.0.1build1`	vulnerable
Ubuntu	python-apt	16.04	`1.0.1ubuntu2`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1build1`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.1`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.2`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.4`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.5`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.7`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.8`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.9`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.10`	fixed
Ubuntu	python-apt	18.04	`1.4.0~beta3build2`	vulnerable
Ubuntu	python-apt	18.04	`1.4.0~beta3ubuntu1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.0~rc2ubuntu1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.0~rc2ubuntu2`	vulnerable
Ubuntu	python-apt	18.04	`1.6.0`	vulnerable
Ubuntu	python-apt	18.04	`1.6.1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.2`	vulnerable
Ubuntu	python-apt	18.04	`1.6.3`	vulnerable
Ubuntu	python-apt	18.04	`1.6.3ubuntu1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.4`	vulnerable
Ubuntu	python-apt	18.04	`1.6.5ubuntu0.1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.5ubuntu0.2`	vulnerable
Ubuntu	python-apt	18.04	`1.6.5ubuntu0.3`	vulnerable
Ubuntu	python-apt	18.04	`1.6.5ubuntu0.4`	fixed
Ubuntu	python-apt	20.04	`1.9.0ubuntu1`	vulnerable
Ubuntu	python-apt	20.04	`1.9.0ubuntu3`	vulnerable
Ubuntu	python-apt	20.04	`1.9.0ubuntu5`	vulnerable
Ubuntu	python-apt	20.04	`1.9.3ubuntu2`	vulnerable
Ubuntu	python-apt	20.04	`1.9.5`	vulnerable
Ubuntu	python-apt	20.04	`1.9.5build1`	vulnerable
Ubuntu	python-apt	20.04	`1.9.7`	vulnerable
Ubuntu	python-apt	20.04	`1.9.8`	vulnerable
Ubuntu	python-apt	20.04	`1.9.10`	vulnerable
Ubuntu	python-apt	20.04	`2.0.0`	vulnerable
Ubuntu	python-apt	20.04	`2.0.0ubuntu0.20.04.1`	vulnerable
Ubuntu	python-apt	20.04	`2.0.0ubuntu0.20.04.2`	fixed
Ubuntu	python-apt	pro	`0.8.9.1ubuntu1`	vulnerable
Ubuntu	python-apt	pro	`0.9.0`	vulnerable
Ubuntu	python-apt	pro	`0.9.1`	vulnerable
Ubuntu	python-apt	pro	`0.9.1ubuntu1`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.2`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.2ubuntu2`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.3`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.3ubuntu1`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.4`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.4build1`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu1`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu2`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu3`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu3+esm2`	vulnerable
Ubuntu	python-apt	pro	`0.9.3.5ubuntu3+esm4`	fixed
Ubuntu	python-apt	16.04	`1.0.1build1`	vulnerable
Ubuntu	python-apt	16.04	`1.0.1ubuntu2`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1build1`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.1`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.2`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.4`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.5`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.7`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.8`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.9`	vulnerable
Ubuntu	python-apt	16.04	`1.1.0~beta1ubuntu0.16.04.10`	fixed
Ubuntu	python-apt	18.04	`1.4.0~beta3build2`	vulnerable
Ubuntu	python-apt	18.04	`1.4.0~beta3ubuntu1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.0~rc2ubuntu1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.0~rc2ubuntu2`	vulnerable
Ubuntu	python-apt	18.04	`1.6.0`	vulnerable
Ubuntu	python-apt	18.04	`1.6.1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.2`	vulnerable
Ubuntu	python-apt	18.04	`1.6.3`	vulnerable
Ubuntu	python-apt	18.04	`1.6.3ubuntu1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.4`	vulnerable
Ubuntu	python-apt	18.04	`1.6.5ubuntu0.1`	vulnerable
Ubuntu	python-apt	18.04	`1.6.5ubuntu0.2`	vulnerable
Ubuntu	python-apt	18.04	`1.6.5ubuntu0.3`	vulnerable
Ubuntu	python-apt	18.04	`1.6.5ubuntu0.4`	fixed
Ubuntu	python-apt	20.04	`1.9.0ubuntu1`	vulnerable
Ubuntu	python-apt	20.04	`1.9.0ubuntu3`	vulnerable
Ubuntu	python-apt	20.04	`1.9.0ubuntu5`	vulnerable
Ubuntu	python-apt	20.04	`1.9.3ubuntu2`	vulnerable
Ubuntu	python-apt	20.04	`1.9.5`	vulnerable
Ubuntu	python-apt	20.04	`1.9.5build1`	vulnerable
Ubuntu	python-apt	20.04	`1.9.7`	vulnerable
Ubuntu	python-apt	20.04	`1.9.8`	vulnerable
Ubuntu	python-apt	20.04	`1.9.10`	vulnerable
Ubuntu	python-apt	20.04	`2.0.0`	vulnerable
Ubuntu	python-apt	20.04	`2.0.0ubuntu0.20.04.1`	vulnerable
Ubuntu	python-apt	20.04	`2.0.0ubuntu0.20.04.2`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	python-apt	source	sid	`2.1.7`	not yet assigned	Not reported	Not reported
Debian	python-apt	source	forky	`2.1.7`	not yet assigned	Not reported	Not reported
Debian	python-apt	source	trixie	`2.1.7`	not yet assigned	Not reported	Not reported
Debian	python-apt	source	bookworm	`2.1.7`	not yet assigned	Not reported	Not reported
Ubuntu	python-apt	deb	pro	`0.9.3.5ubuntu3+esm4`	Not reported	UBUNTU-CVE-2020-27351	Not reported
Ubuntu	python-apt	deb	16.04	`1.1.0~beta1ubuntu0.16.04.10`	Not reported	UBUNTU-CVE-2020-27351	Not reported
Ubuntu	python-apt	deb	18.04	`1.6.5ubuntu0.4`	Not reported	UBUNTU-CVE-2020-27351	Not reported
Ubuntu	python-apt	deb	20.04	`2.0.0ubuntu0.20.04.2`	Not reported	UBUNTU-CVE-2020-27351	Not reported
Ubuntu	python-apt	deb	pro	`0.9.3.5ubuntu3+esm4`	Not reported	USN-4668-4	Not reported
Ubuntu	python-apt	deb	16.04	`1.1.0~beta1ubuntu0.16.04.10`	Not reported	USN-4668-1	Not reported
Ubuntu	python-apt	deb	18.04	`1.6.5ubuntu0.4`	Not reported	USN-4668-1	Not reported
Ubuntu	python-apt	deb	20.04	`2.0.0ubuntu0.20.04.2`	Not reported	USN-4668-1	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[python3-apt]Fixed
Source package: [python-apt]
Details (2)
- 2.6.0 · amd64 · bookworm
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · bookworm; dsa · python-apt · debian · 12
- 2.6.0 · arm64 · bookworm
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · bookworm; dsa · python-apt · debian · 12
[python-apt-common]Fixed
Source package: [python-apt]
Details (2)
- 2.6.0 · all · bookworm
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · bookworm; dsa · python-apt · debian · 12
- 2.6.0 · all · bookworm
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · bookworm; dsa · python-apt · debian · 12
[python-apt-dev]Fixed
Source package: [python-apt]
Details (2)
- 2.6.0 · all · bookworm
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · bookworm; dsa · python-apt · debian · 12
- 2.6.0 · all · bookworm
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · bookworm; dsa · python-apt · debian · 12
[python-apt-doc]Fixed
Source package: [python-apt]
Details (2)
- 2.6.0 · all · bookworm
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · bookworm; dsa · python-apt · debian · 12
- 2.6.0 · all · bookworm
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · bookworm; dsa · python-apt · debian · 12

[Debian 13 (Trixie)]

[python3-apt]Fixed
Source package: [python-apt]
Details (2)
- 3.0.0 · amd64 · trixie
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · 13
- 3.0.0 · arm64 · trixie
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · 13
[python-apt-common]Fixed
Source package: [python-apt]
Details (2)
- 3.0.0 · all · trixie
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · 13
- 3.0.0 · all · trixie
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · 13
[python-apt-dev]Fixed
Source package: [python-apt]
Details (2)
- 3.0.0 · all · trixie
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · 13
- 3.0.0 · all · trixie
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · 13
[python-apt-doc]Fixed
Source package: [python-apt]
Details (2)
- 3.0.0 · all · trixie
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · 13
- 3.0.0 · all · trixie
  Fixed · Fixed: 2.1.7
  dsa · python-apt · debian · 13

Observed: Oct 23, 2026, 5:50:35 PM UTC

References

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