CVE-2026-2219

7.5 highEPSS 0.4%

High (7.5) in debian dpkg. EPSS 0.4% chance of exploitation in the next 30 days.

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).

Severity

CVSS 3.1

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.4% chance of exploitation in the next 30 days; higher than 37% of CVEs (scores of 2026-10-31)
CWE: CWE-835
Published: 2026-03-07
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

debian:dpkg

References

https://bugs.debian.org/1129722
https://git.dpkg.org/cgit/dpkg/dpkg.git/commit/?id=6610297a62c0780dd0e80b0e302ef64fdcc9d313

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