PT-2026-53237 · Red Hat · Red Hat Enterprise Linux 10+4

Published 2026-06-29 · Updated 2026-06-29 · CVE-2026-57965

Mitre

CVSS v3.1

5.1

Medium

Base vector

AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H

A flaw was found in spice-vdagent. A malicious or compromised SPICE host can trigger an integer overflow by sending a specially crafted message. This vulnerability can lead to a heap buffer overflow, causing the spice-vdagent daemon to crash and resulting in a Denial of Service (DoS) for the virtual machine. This issue requires the SPICE host to be untrusted or compromised for exploitation.

Fix

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

CVE-2026-57965

Affected Products

Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 6

Red Hat Enterprise Linux 7

Red Hat Enterprise Linux 8

Red Hat Enterprise Linux 9

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-57965 · Security Note
• https://access.redhat.com/security/cve/CVE-2026-57965 · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=2493581 · Note