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CVE-2022-2327

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CVE-2022-2327

Published: Jul 22, 2022

Modified: Apr 21, 2025

PUBLISHED

CVSS v3.1

7.5

HIGH

Description

io_uring use work_flags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORING_OP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We recommend upgrading the kernel past commit df3f3bb5059d20ef094d6b2f0256c4bf4127a859

VendorProductVersions

Linux Kernel

Linux Kernel

affected
unspecified - < df3f3bb5059d20ef094d6b2f0256c4bf4127a859

Weaknesses (CWE)

CWE-416

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

None

References

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