CVE-2026-2219 — HIGH (7.5) — White Hats Nepal

Q: How severe is CVE-2026-2219?

CVE-2026-2219 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-2219?

Check the references section above for vendor advisories and patch information. Affected products include: Debian Dpkg.

Vulnerability 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).

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Debian	Dpkg	>= 1.21.18, < 1.21.23

Related Weaknesses (CWE)

CWE-835

References

https://bugs.debian.org/1129722Issue TrackingMailing List
https://git.dpkg.org/cgit/dpkg/dpkg.git/commit/?id=6610297a62c0780dd0e80b0e302efPatch

FAQ

What is CVE-2026-2219?

CVE-2026-2219 is a vulnerability with a CVSS score of 7.5 (HIGH). 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, whi...

How severe is CVE-2026-2219?

CVE-2026-2219 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-2219?

Check the references section above for vendor advisories and patch information. Affected products include: Debian Dpkg.