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CVE-2023-1295

nvd nist
Published: Jun 28, 2023Modified: Jun 17, 2026

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7.0
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.0 / Impact: 5.9
Source: NVD

Description

A time-of-check to time-of-use issue exists in io_uring subsystem's IORING_OP_CLOSE operation in the Linux kernel's versions 5.6 - 5.11 (inclusive), which allows a local user to elevate their privileges to root. Introduced in b5dba59e0cf7e2cc4d3b3b1ac5fe81ddf21959eb, patched in 9eac1904d3364254d622bf2c771c4f85cd435fc2, backported to stable in 788d0824269bef539fe31a785b1517882eafed93.

Affected (7)

Linux
1 product
Linux Kernel
Netapp
5 products
H300s
H410c
H410s
H500s
H700s
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Linux
Linux Kernel
From 5.11 to 5.11.6
Linux Kernel
From 5.6 to 5.10.162
Configuration B
5 vulnerable
Vulnerable SoftwareAffected Versions
H300s
All versions
H410c
All versions
H410s
All versions
H500s
All versions
H700s
All versions

Related CWEs

CWE-367
Time-of-check Time-of-use (TOCTOU) Race Condition
The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.

References (12)

Source: cve-coordination@google.com
Patch
Source: cve-coordination@google.com
Patch
Source: cve-coordination@google.com
Patch
Source: cve-coordination@google.com
Patch
Source: cve-coordination@google.com
Patch
Source: cve-coordination@google.com
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry

Timeline

No history available yet.