CVE-2023-52809

MEDIUM

Linux Kernel < 4.14.331 - NULL Pointer Dereference in fc_lport_ptp_setup

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: libfc: Fix potential NULL pointer dereference in fc_lport_ptp_setup() fc_lport_ptp_setup() did not check the return value of fc_rport_create() which can return NULL and would cause a NULL pointer dereference. Address this issue by checking return value of fc_rport_create() and log error message on fc_rport_create() failed.

Scores

CVSS v3 5.5
EPSS 0.0025
EPSS Percentile 16.3%
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 (21)
Linux/Linux < 2.6.29
Linux/Linux 2.6.29
Linux/Linux 4.14.331 - 4.14.*
Linux/Linux 4.19.300 - 4.19.*
Linux/Linux 42e9a92fe6a9095bd68a379aaec7ad2be0337f7a - 442fd24d7b6b29e4a9cd9225afba4142d5f522ba
Linux/Linux 42e9a92fe6a9095bd68a379aaec7ad2be0337f7a - 4df105f0ce9f6f30cda4e99f577150d23f0c9c5f
Linux/Linux 42e9a92fe6a9095bd68a379aaec7ad2be0337f7a - 56d78b5495ebecbb9395101f3be177cd0a52450b
Linux/Linux 42e9a92fe6a9095bd68a379aaec7ad2be0337f7a - 6b9ecf4e1032e645873933e5b43cbb84cac19106
Linux/Linux 42e9a92fe6a9095bd68a379aaec7ad2be0337f7a - 77072ec41d6ab3718c3fc639bc149b8037caedfa
Linux/Linux 42e9a92fe6a9095bd68a379aaec7ad2be0337f7a - 930f0aaba4820d6362de4e6ed569eaf444f1ea4e
... and 11 more
Published May 21, 2024
Tracked Since Feb 18, 2026