CVE-2023-52607

MEDIUM

Linux Kernel < 4.19.307 - NULL Pointer Dereference in pgtable_cache_add

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: powerpc/mm: Fix null-pointer dereference in pgtable_cache_add kasprintf() returns a pointer to dynamically allocated memory which can be NULL upon failure. Ensure the allocation was successful by checking the pointer validity.

References (9)

Core 9

Scores

CVSS v3 5.5
EPSS 0.0023
EPSS Percentile 14.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (19)
Linux/Linux < 2.6.33
Linux/Linux 2.6.33
Linux/Linux 4.19.307 - 4.19.*
Linux/Linux 5.10.210 - 5.10.*
Linux/Linux 5.15.149 - 5.15.*
Linux/Linux 5.4.269 - 5.4.*
Linux/Linux 6.1.77 - 6.1.*
Linux/Linux 6.6.16 - 6.6.*
Linux/Linux 6.7.4 - 6.7.*
Linux/Linux 6.8
... and 9 more
Published Mar 06, 2024
Tracked Since Feb 18, 2026