SUSE-SU-2026:20610-1: important: Security update for kubevirt
SLE-SECURITY-UPDATES
null at suse.de
Thu Mar 5 16:36:53 UTC 2026
# Security update for kubevirt
Announcement ID: SUSE-SU-2026:20610-1
Release Date: 2026-02-27T08:49:48Z
Rating: important
References:
* bsc#1241772
* bsc#1253181
* bsc#1253185
* bsc#1253186
* bsc#1253189
* bsc#1253194
* bsc#1253748
* bsc#1257128
* bsc#1257422
Cross-References:
* CVE-2024-45310
* CVE-2025-22872
* CVE-2025-64324
* CVE-2025-64432
* CVE-2025-64433
* CVE-2025-64434
* CVE-2025-64435
* CVE-2025-64437
CVSS scores:
* CVE-2024-45310 ( SUSE ): 3.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
* CVE-2024-45310 ( NVD ): 3.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
* CVE-2024-45310 ( NVD ): 3.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N
* CVE-2025-22872 ( SUSE ): 6.3
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L
* CVE-2025-22872 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
* CVE-2025-22872 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L
* CVE-2025-64324 ( SUSE ): 8.5
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2025-64324 ( SUSE ): 7.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
* CVE-2025-64324 ( NVD ): 8.5
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2025-64324 ( NVD ): 7.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
* CVE-2025-64432 ( SUSE ): 5.8
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2025-64432 ( SUSE ): 5.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
* CVE-2025-64432 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-64432 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-64433 ( SUSE ): 7.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
* CVE-2025-64433 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
* CVE-2025-64433 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
* CVE-2025-64434 ( SUSE ): 5.8
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2025-64434 ( SUSE ): 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
* CVE-2025-64434 ( NVD ): 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
* CVE-2025-64434 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-64435 ( SUSE ): 6.0
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2025-64435 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
* CVE-2025-64435 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-64437 ( SUSE ): 1.8
CVSS:4.0/AV:L/AC:H/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
* CVE-2025-64437 ( SUSE ): 3.9 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
* CVE-2025-64437 ( NVD ): 5.0 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L
Affected Products:
* SUSE Linux Enterprise Server 16.0
* SUSE Linux Enterprise Server for SAP Applications 16.0
An update that solves eight vulnerabilities and has one fix can now be
installed.
## Description:
This update for kubevirt fixes the following issues:
Update to version 1.7.0 (bsc#1257128).
Security issues fixed:
* CVE-2025-64435: logic flaw in the virt-controller can lead to incorrect
status updates and potentially causing a DoS (bsc#1253189).
* CVE-2024-45310: kubevirt vendored
github.com/opencontainers/runc/libcontainer/utils: runc can be tricked into
creating empty files/directories on host (bsc#1257422).
* CVE-2025-22872: incorrectly interpreted tags can cause content to be placed
wrong scope during DOM construction (bsc#1241772).
* CVE-2025-64432: fail to correctly validate certain fields in the client TLS
certificate may allow an attacker to bypass existing RBAC controls
(bsc#1253181).
* CVE-2025-64433: improper symlink handling can allow to read arbitrary files
(bsc#1253185).
* CVE-2025-64434: compromising virt-handler instance can lead to impersonate
virt-api and execute privileged operations (bsc#1253186).
* CVE-2025-64437: mishandling of symlinks can lead to compromising the CIA
(bsc#1253194).
* CVE-2025-64324: a logic bug that allows an attacker to read and write
arbitrary files owned by more privileged users (bsc#1253748).
Other updates and bugfixes:
* Upstream now uses stateless firmware for CoCo VMs.
## Patch Instructions:
To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* SUSE Linux Enterprise Server 16.0
zypper in -t patch SUSE-SLES-16.0-319=1
* SUSE Linux Enterprise Server for SAP Applications 16.0
zypper in -t patch SUSE-SLES-16.0-319=1
## Package List:
* SUSE Linux Enterprise Server 16.0 (x86_64)
* kubevirt-virtctl-1.7.0-160000.1.1
* kubevirt-virtctl-debuginfo-1.7.0-160000.1.1
* SUSE Linux Enterprise Server for SAP Applications 16.0 (x86_64)
* kubevirt-virtctl-1.7.0-160000.1.1
* kubevirt-virtctl-debuginfo-1.7.0-160000.1.1
## References:
* https://www.suse.com/security/cve/CVE-2024-45310.html
* https://www.suse.com/security/cve/CVE-2025-22872.html
* https://www.suse.com/security/cve/CVE-2025-64324.html
* https://www.suse.com/security/cve/CVE-2025-64432.html
* https://www.suse.com/security/cve/CVE-2025-64433.html
* https://www.suse.com/security/cve/CVE-2025-64434.html
* https://www.suse.com/security/cve/CVE-2025-64435.html
* https://www.suse.com/security/cve/CVE-2025-64437.html
* https://bugzilla.suse.com/show_bug.cgi?id=1241772
* https://bugzilla.suse.com/show_bug.cgi?id=1253181
* https://bugzilla.suse.com/show_bug.cgi?id=1253185
* https://bugzilla.suse.com/show_bug.cgi?id=1253186
* https://bugzilla.suse.com/show_bug.cgi?id=1253189
* https://bugzilla.suse.com/show_bug.cgi?id=1253194
* https://bugzilla.suse.com/show_bug.cgi?id=1253748
* https://bugzilla.suse.com/show_bug.cgi?id=1257128
* https://bugzilla.suse.com/show_bug.cgi?id=1257422
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