Home/CVE/Various memory and file descriptor leaks were found in apt-python files python/arfile.cc, python/tag.cc, python/tarfile.
CVE

CVE-2020-27351

Various memory and file descriptor leaks were found in apt-python files python/arfile.cc, python/tag.cc, python/tarfile.

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;.

LOW · CVSS 2 EPSS 0.00063
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-772Missing Release of Resource after Effective Lifetime
CWE-772Missing Release of Resource after Effective Lifetime
▤

Affected Products & Versions

5
debian advanced package tool>= 1.1.0\~beta1 and < 1.1.0\~beta1ubuntu0.16.04.10
debian advanced package tool>= 1.6.5ubuntu0 and < 1.6.5ubuntu0.4
debian advanced package tool>= 2.0.0ubuntu0 and < 2.0.0ubuntu0.20.04.2
debian advanced package tool>= 2.1.3ubuntu1 and < 2.1.30ubuntu1.1
debian advanced package tool< 1.8.4.2
▣

Scoring & Timeline

2
LOW · CVSS v3.1 · security@ubuntu.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Dec 2020 · 04:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:L
⚑

Vendor Advisories

2
usnUSN-4668-4
usnUSN-4668-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugs.launchpad.net/bugs/1899193Broken Link
https://usn.ubuntu.com/usn/usn-4668-1Vendor Advisory
https://www.debian.org/security/2020/dsa-4809Vendor Advisory
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