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SUSE Linux Micro 6.2 Cryptsetup Moderate Keyring Issue Fix 2026-22602-1

suse
Calendar Grey July 15, 2026
Scroller Suse
SUSE announces a moderate update for cryptsetup addressing keyring issues in Linux Micro 6.2 on July 13, 2026.
SUSE released a security update for cryptsetup, addressing issues related to keyring management and providing fixes, with installation instructions for affected SUSE Linux Micro 6....

Summary

## This update for cryptsetup fixes the following issues: Changes in cryptsetup: * Fix for (bsc#1270254) to avoid undesired pinning of all volume keys (via the thread keyring) through the caller's credentials when the kernel opens a file. This is due to the refactoring in kernel commit a28d893eb327 ("md: port block device access to file") that accidentally causes the caller's thread keyring to be kept alive long beyond the caller's lifetime, the kernel part is tracked in (bsc#1270252). * Add keyring key type. [b6fb6fc0] * Load volume keys in intermediary keyring linked in thread keyring. [413a3dd0] * Use unique intermediary keyring name per device. [04ef07a7] * Add regression tests. [bfcb0c38, bb5e8e9f, e6573494, aa214c09] ## Patch Instructions:

References

* bsc#1270252

* bsc#1270254

Affected Products:

* SUSE Linux Micro 6.2

An update that has two fixes can now be installed.

##

* https://bugzilla.suse.com/show_bug.cgi?id=1270252

* https://bugzilla.suse.com/show_bug.cgi?id=1270254

Severity
moderate
Lowest
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Medium
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Critical

Announcement ID: SUSE-SU-2026:22602-1
Release Date: 2026-07-13T16:23:16Z
Rating: moderate

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