CVE-2026-77113

EUVD-2026-63758
Path traversal in apport-unpack in Canonical Apport before 2.36.0, 2.34.2, and 2.28.4 on Linux allows an attacker to create or overwrite arbitrary files with the privileges of the executing user via an attacker controlled key names in crash report files.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
canonicalCNA
6.7 MEDIUM
LOCAL
LOW
NONE
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 5.81%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
canonicalapport
𝑥
< 2.36.0
CNA
canonicalapport
𝑥
< 2.34.2
CNA
canonicalapport
𝑥
< 2.28.4
CNA
Common Weakness Enumeration
References
https://github.com/canonical/apport/pull/646
https://launchpad.net/bugs/2161697