VDB
CVE-2026-2219
CVE-2026-2219
PUBLISHED
CVSS 7.5 HIGH
Reported by debian · Published March 7, 2026
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).
Fixed versions
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| Package | Ecosystem | Fixed in |
|---|---|---|
| dpkg | debian | 1.23.6, 1.22.22, 1.21.23 |
Risk scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Debian | dpkg | 1.21.18 |
| Debian | dpkg | 1.21.18 |
Timeline
- Mar 7, 2026 EPSS Score (30 in total, the first dated here)
- Mar 7, 2026 CVE Published
- Mar 7, 2026 PoC Published (4 in total, the first dated here)
- Mar 9, 2026 CVE Updated
- Mar 22, 2026 Coalition ESS Score (2 in total, the first dated here)
- Jun 2, 2026 Security Advisory (4 in total, the first dated here)
- Aug 11, 2026 Distribution Patch
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