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SUSE Linux Edge 6.3 Kubevirt Significant DDoS Flaw SUSE-SU-2026-30784-2

suse
Calendar Grey March 5, 2026
Dist Suse Esm H88
Important update for SUSE kubevirt fixes eight vulnerabilities with potential DoS risks.
An update that solves eight vulnerabilities and has one fix can now be installed.

Summary

## 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).

Topics%20covered

Topics Covered

security advisory SuSE DoS vulnerability important kubevirt

References

* bsc#1241772

* bsc#1253181

* bsc#1253185

* bsc#1253186

* bsc#1253189

* bsc#1253194

* bsc#1253748

* bsc#1257128

* bsc#1257422

Cross-

* 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:20571-1
Release Date: 2026-02-27T08:49:48Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE DoS vulnerability important kubevirt

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