CVE-2023-3772

MEDIUM

Linux Kernel - Denial of Service via NULL Pointer Dereference in XFRM Subsystem

Title source: llm
STIX 2.1

Description

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.

References (12)

Core 12
Core References
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2023:6583
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2023:6901
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2023:7077
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2024:0412
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2024:0575
Third Party Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2023-3772
Issue Tracking, Third Party Advisory issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2218943

Scores

CVSS v3 5.5
EPSS 0.0001
EPSS Percentile 1.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (8)
debian/debian_linux 10.0
debian/debian_linux 12.0
fedoraproject/fedora
linux/linux_kernel
redhat/enterprise_linux 8.0
redhat/enterprise_linux 9.0
redhat/enterprise_linux_for_real_time 8.0
redhat/enterprise_linux_for_real_time_for_nfv 8.0
Published Jul 25, 2023
Tracked Since Feb 18, 2026