CVE-2026-3196
MEDIUM EPSS 1.2%
Published Jun 19, 20261w ago · Modified Jun 22, 20261w ago
5.5 CVSS 3.1
Published Jun 19, 2026 1w ago
Last Modified Jun 22, 2026 1w ago
Description
An integer overflow vulnerability was found in the virtio-snd device via PCM_INFO requests from the guest. A malicious guest can provide out-of-bounds stream counts, potentially leading to unbounded memory allocation on the host and a denial of service condition.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
1.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-190 Integer Overflow or Wraparound Numeric Error
References 2
- access.redhat.com https://access.redhat.com/security/cve/CVE-2026-3196
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=2443789
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.