Description
APT had several integer overflows and underflows while parsing .deb packages, aka GHSL-2020-168 GHSL-2020-169, in files apt-pkg/contrib/extracttar.cc, apt-pkg/deb/debfile.cc, and apt-pkg/contrib/arfile.cc. This issue affects: apt 1.2.32ubuntu0 versions prior to 1.2.32ubuntu0.2; 1.6.12ubuntu0 versions prior to 1.6.12ubuntu0.2; 2.0.2ubuntu0 versions prior to 2.0.2ubuntu0.2; 2.1.10ubuntu0 versions prior to 2.1.10ubuntu0.1;
CVSS breakdown
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low
Affected products
- Canonical / apt1.2.32ubuntu0 – 1.2.32ubuntu0.2
- Canonical / apt1.6.12ubuntu0 – 1.6.12ubuntu0.2
- Canonical / apt2.0.2ubuntu0 – 2.0.2ubuntu0.2
- Canonical / apt2.1.10ubuntu0 – 2.1.10ubuntu0.1