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nvd[email protected]NVD:CVE-2023-28466
HistoryMar 16, 2023 - 12:15 a.m.

CVE-2023-28466

2023-03-1600:15:11
CWE-476
web.nvd.nist.gov
2
linux kernel
tls
race condition
cve-2023-28466
use after free
null pointer

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.4 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

do_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free or NULL pointer dereference).

Affected configurations

NVD
Node
linuxlinux_kernelRange4.135.4.240
OR
linuxlinux_kernelRange5.55.10.177
OR
linuxlinux_kernelRange5.115.15.105
OR
linuxlinux_kernelRange5.166.1.20
OR
linuxlinux_kernelRange6.26.2.7
Node
netapph300sMatch-
OR
netapph410cMatch-
OR
netapph410sMatch-
OR
netapph500sMatch-
OR
netapph700sMatch-
Node
debiandebian_linuxMatch10.0

7 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.4 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%