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Debian DSA-6170-1 snapd Local Escalation CVE-2026-3888 Advisory

debian
Calendar Grey March 19, 2026
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Local privilege escalation in snapd fixed for Debian with CVE-2026-3888. Upgrade recommended for security.
The Qualys Threat Research Unit (TRU) discovered a local privilege escalation vulnerability in snapd, a daemon and tooling that enable snap packages
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Topics Covered

security advisory debian privilege escalation local escalation snapd cve-2026-3888

Summary

For the oldstable distribution (bookworm), this problem has been fixed
in version 2.57.6-1+deb12u1.

For the stable distribution (trixie), this problem has been fixed in
version 2.68.3-3+deb13u1.

We recommend that you upgrade your snapd packages.

For the detailed security status of snapd please refer to its security
tracker page at:
https://security-tracker.debian.org/tracker/snapd

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
important
Lowest
Low
Medium
High
Critical

Package: snapd
CVE ID: CVE-2026-3888

Topics%20covered

Topics Covered

security advisory debian privilege escalation local escalation snapd cve-2026-3888

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