CVE-2023-23039

An issue was discovered in the Linux kernel through 6.2.0-rc2. drivers/tty/vcc.c has a race condition and resultant use-after-free if a physically proximate attacker removes a VCC device while calling open(), aka a race condition between vcc_open() and vcc_remove().

CVSS v3 5.7 MEDIUM

5.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.5 / Impact : 5.2

Attack Vector PHYSICAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://lkml.org/lkml/2023/1/1/169	Mailing List Patch
https://lkml.org/lkml/2023/1/1/169	Mailing List Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.2.0:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.2.0:rc2::::::

History

21 Nov 2024, 07:45

Type	Values Removed	Values Added
References	~~() https://lkml.org/lkml/2023/1/1/169 - Mailing List, Patch~~	() https://lkml.org/lkml/2023/1/1/169 - Mailing List, Patch

06 Mar 2023, 17:05

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.7
CWE		CWE-362
CPE		cpe:2.3:o:linux:linux_kernel:6.2.0:rc1:::::: cpe:2.3:o:linux:linux_kernel:::::::: cpe:2.3:o:linux:linux_kernel:6.2.0:rc2::::::
References	~~(MISC) https://lkml.org/lkml/2023/1/1/169 -~~	(MISC) https://lkml.org/lkml/2023/1/1/169 - Mailing List, Patch

22 Feb 2023, 17:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-02-22 17:15

Updated : 2025-03-20 21:15

NVD link : CVE-2023-23039

Mitre link : CVE-2023-23039

CVE.ORG link : CVE-2023-23039

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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