CVE-2026-57965 | A flaw was found in spice-vdagent. A malicious or compromise… | CVSS 5.1 MEDIUM

Description

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.

Metadata

CVE ID: CVE-2026-57965
State: PUBLISHED
Assigner: redhat
Reserved: 2026-06-26 15:48 UTC
Published: 2026-06-29 07:53 UTC
Last updated: 2026-06-29 10:44 UTC
Primary CWE: CWE-190
Integer Overflow or Wraparound
Vendor / Product: Red Hat / Red Hat Enterprise Linux 10
Sources: cve.org · NVD

Severity & Metrics

5.1 MEDIUM CVSS 3.1

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H

SSVC — CISA Coordinator

Exploitation: none
Automatable: no
Tech. Impact: partial

Affected products (6)

Vendor	Product	Platform	Versions
Red Hat	Red Hat Enterprise Linux 10	—	—
Red Hat	Red Hat Enterprise Linux 6	—	—
Red Hat	Red Hat Enterprise Linux 7	—	—
Red Hat	Red Hat Enterprise Linux 8	—	—
Red Hat	Red Hat Enterprise Linux 8	—	—
Red Hat	Red Hat Enterprise Linux 9	—	—

Weakness (CWE)

CWE	Source	Description
CWE-190	cna	Integer Overflow or Wraparound

CVSS scores (1)

Score	Severity	Version	Source	Vector
5.1	MEDIUM	3.1	cna	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H

References (2)