Description
A use-after-free flaw was found in io_uring/poll.c in io_poll_check_events in the io_uring subcomponent in the Linux Kernel due to a race condition of poll_refs. This flaw may cause a NULL pointer dereference.
Published: 2023-01-25
Score: 4.7 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
Ubuntu USN Ubuntu USN USN-5912-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5935-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5938-1 Linux kernel (GKE) vulnerabilities
Ubuntu USN Ubuntu USN USN-5941-1 Linux kernel (KVM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5962-1 Linux kernel (Intel IoTG) vulnerabilities
Ubuntu USN Ubuntu USN USN-6024-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6071-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-6072-1 Linux kernel (OEM) vulnerabilities
History

Tue, 01 Apr 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Linux Linux Kernel
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2025-04-01T15:06:39.092Z

Reserved: 2023-01-24T00:00:00.000Z

Link: CVE-2023-0468

cve-icon Vulnrichment

Updated: 2024-08-02T05:10:56.179Z

cve-icon NVD

Status : Modified

Published: 2023-01-26T21:18:09.347

Modified: 2025-04-01T15:15:57.597

Link: CVE-2023-0468

cve-icon Redhat

Severity : Low

Publid Date: 2022-11-22T06:30:00Z

Links: CVE-2023-0468 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses