Linux · SUSE Linux Enterprise · Security advisory · June 3, 2026

SUSE-SU-2026:21994-1: csync2 security update

SUSE-SU-2026:21994-1, released June 3, 2026, fixes 1 CVE in csync2 (version 2.0+git.1600444747.83b3644-160000.3.1). None of them is reported as exploited. Patch Radar priority: Routine.

Routine

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

n/a

No CVSS score published

Highest EPSS

0.0008

0th percentile

Fixed package versions

Product	Release	Fixed in
csync2	sles 16.0	2.0+git.1600444747.83b3644-160000.3.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
Routine	CVE-2026-41051	csync2: csync2 uses insecure temporary directories when compiled with C99 or later, allowing for TOCTOU style attacks on the...	n/a	0.0008	None reported

Also fixes CVE-2026-41051

DEBIAN-CVE-2026-41051
csync2 on Debian 14

Vendor advisory

https://osv.dev/vulnerability/SUSE-SU-2026:21994-1

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