SB2026030529 - SUSE update for qemu

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Main Vulnerability Database SB2026030529

SB2026030529 - SUSE update for qemu

Published: March 5, 2026

Security Bulletin ID SB2026030529
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2025-14876)

The vulnerability allows a malicious guest to perform a denial of service attack.

The vulnerability exists due to uncontrolled memory allocation in the virtio-crypto device in hw/virtio/virtio-crypto.c. A malicious guest can consume all available memory resources and terminate the QEMU process. 


2) Off-by-one (CVE-ID: CVE-2026-0665)

The vulnerability allows a malicious guest to perform a denial of service attack.

The vulnerability exists due to an off-by-one error within the KVM Xen guest support in hw/i386/kvm/xen_evtchn.c. A malicious guest can trigger an off-by-one error and perform a denial of service attack. 


Remediation

Install update from vendor's website.

References