DEBIAN-CVE-2025-58149: xen security update

DEBIAN-CVE-2025-58149, released October 31, 2025, fixes 1 CVE in xen. None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

7.5

Base score, 0 to 10

Highest EPSS

0.0044

37th percentile

Fixed package versions

Product	Release	Fixed in
xen	Debian 12.15 (bookworm)	4.17.5+72-g01140da4e8-1
xen	Debian 13.5 (trixie)	4.20.2+7-g1badcf5035-0+deb13u1
xen	Debian 14	4.20.2+7-g1badcf5035-1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2025-58149	xen: When passing through PCI devices, the detach logic in libxl won't remove access permissions to any 64bit memory BARs...	7.5	0.0044	None reported

Also fixes CVE-2025-58149

SUSE-SU-2026:0012-1
xen on opensuse-leap 15.6, sles 15.6
SUSE-SU-2025:4419-1
xen on sles 15.7

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2025-58149

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