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nvd[email protected]NVD:CVE-2023-3772
HistoryJul 25, 2023 - 4:15 p.m.

CVE-2023-3772

2023-07-2516:15:11
CWE-476
web.nvd.nist.gov
1
linux
ip framework
privileged user
kernel crash
denial of service
xfrm subsystem
null pointer

4.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointer in xfrm_update_ae_params(), leading to a possible kernel crash and denial of service.

Affected configurations

NVD
Node
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linuxMatch9.0
OR
redhatenterprise_linux_for_real_timeMatch8.0
OR
redhatenterprise_linux_for_real_time_for_nfvMatch8.0
Node
fedoraprojectfedoraMatch-
Node
linuxlinux_kernelMatch-
Node
debiandebian_linuxMatch10.0
OR
debiandebian_linuxMatch12.0

4.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%