CVE-2026-2219
Last modified
CVE-2026-2219 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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).. EPSS estimates a 0.42% chance of exploitation in the next 30 days.
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).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Debian | Dpkg | >= 1.21.18, < 1.21.23 |
| Debian | Dpkg | >= 1.22.0, < 1.22.22 |
| Debian | Dpkg | >= 1.23.0, < 1.23.6 |
References
- https://bugs.debian.org/1129722Issue Tracking, Mailing List
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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