CVE-2023-1295

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

28/06/2023

Last modified:

04/12/2023

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.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.00 HIGH
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.00

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	5.6 (including)	5.10.162 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.11.6 (excluding)
cpe:2.3:h:netapp:h300s:-:::::::*
cpe:2.3:h:netapp:h410c:-:::::::*
cpe:2.3:h:netapp:h410s:-:::::::*
cpe:2.3:h:netapp:h500s:-:::::::*
cpe:2.3:h:netapp:h700s:-:::::::*

To consult the complete list of CPE names with products and versions, see this page

CVE-2023-1295

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools