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redhatcveRedhat.comRH:CVE-2023-52735
HistoryJun 12, 2024 - 12:26 a.m.

CVE-2023-52735

2024-06-1200:26:59
redhat.com
access.redhat.com
linux kernel
vulnerability
cve-2023-52735
bpf
sockmap
stack overflow
resource leak

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.8%

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Don’t let sock_map_{close,destroy,unhash} call itself sock_map proto callbacks should never call themselves by design. Protect against bugs like [1] and break out of the recursive loop to avoid a stack overflow in favor of a resource leak. [1] https://lore.kernel.org/all/[email protected]/

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

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

7.5 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

15.8%