CVE-2022-1976

kernel: incorrect in-flight accounting in io_uring leads to use-after-free

Published Aug 31, 2022 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
Description
A flaw was found in the Linux kernel’s implementation of IO-URING. This flaw allows an attacker with local executable permission to create a string of requests that can cause a use-after-free flaw within the kernel. This issue leads to memory corruption and possible privilege escalation.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2022-25244 A flaw was found in the Linux kernel’s implementation of IO-URING. This flaw allows an attacker with local executable permission to create a string of requests that can cause a use-after-free flaw within the kernel. This issue leads to memory corruption and possible privilege escalation.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 3, 2024, 12:24 AM
Reserved
Jun 1, 2022, 12:00 AM
Status
Modified
Published
Aug 31, 2022, 4:15 PM
Modified
Jun 17, 2026, 4:23 AM
Severity
Important
Public date
Jun 14, 2022, 12:00 AM