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Alerts This Week
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Debian LXD Critical Issues Denial of Service CVE-2026-40197 DSA-6247-1

debian
Calendar Grey May 4, 2026
Debian Logo
Critical issues in LXD for Debian lead to denial of service. Updates fix vulnerabilities in bookworm and trixie.
Multiple security issues were discovered in LXD, a system container and virtual machine manager, which could result in denial of service
Topics%20covered

Topics Covered

security advisory denial of service update critical debian lxd

Summary

For the oldstable distribution (bookworm), these problems have been fixed
in version 5.0.2-5+deb12u6.

For the stable distribution (trixie), these problems have been fixed in
version 5.0.2+git20231211.1364ae4-9+deb13u6.

We recommend that you upgrade your lxd packages.

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

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
critical
Lowest
Low
Medium
High
Critical

Package: lxd
CVE ID: CVE-2026-40197 CVE-2026-40251 CVE-2026-41648

Topics%20covered

Topics Covered

security advisory denial of service update critical debian lxd

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