CVE-2025-6297

It was discovered that dpkg-deb does not properly sanitize directory permissions when extracting a control member into a temporary directory, which is
documented as being a safe operation even on untrusted data. This may result in leaving temporary files behind on cleanup. Given automated and repeated execution of dpkg-deb commands on
adversarial .deb packages or with well compressible files, placed
inside a directory with permissions not allowing removal by a non-root
user, this can end up in a DoS scenario due to causing disk quota
exhaustion or disk full conditions.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.2 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
debianCNA
---
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CISA-ADPADP
8.2 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 24%
VendorProductVersion
debiandpkg
𝑥
< 2025-06-30
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
dpkg
bullseye
postponed
bookworm
no-dsa
bullseye (security)
vulnerable
forky
1.22.21
fixed
sid
1.22.21
fixed
trixie
1.22.21
fixed