Description
A NULL pointer dereference issue was found in KVM when releasing a vCPU with dirty ring support enabled. This flaw allows an unprivileged local attacker on the host to issue specific ioctl calls, causing a kernel oops condition that results in a denial of service.
Published: 2022-08-31
Score: 5.5 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
EUVD EUVD EUVD-2022-24596 A NULL pointer dereference issue was found in KVM when releasing a vCPU with dirty ring support enabled. This flaw allows an unprivileged local attacker on the host to issue specific ioctl calls, causing a kernel oops condition that results in a denial of service.
Ubuntu USN Ubuntu USN USN-5469-1 Linux kernel vulnerabilities
History

No history.

Subscriptions

Linux Linux Kernel
Redhat Enterprise Linux
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-02T23:55:24.614Z

Reserved: 2022-04-06T00:00:00.000Z

Link: CVE-2022-1263

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-08-31T16:15:09.290

Modified: 2024-11-21T06:40:22.043

Link: CVE-2022-1263

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-04-07T00:00:00Z

Links: CVE-2022-1263 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses