Description
It was discovered that dpkg-deb (a component of dpkg, the Debian package management system) does not properly validate the end of the data stream when uncompressing a zstd-compressed .deb archive, which may result in denial of service (infinite loop spinning the CPU).
Scores
CVSS v3
7.5
EPSS
0.0002
EPSS Percentile
5.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-835
Status
published
Products (1)
Debian/dpkg
1.21.18 - 1.23.6
Published
Mar 07, 2026
Tracked Since
Mar 07, 2026