CVE-2023-52809

low-risk

Published 2024-05-21

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.

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.5/10 Medium

LOCAL / LOW complexity

Affected Products (1)

Linux Kernel

Affected Vendors

Linux

References (18)

Patch https://git.kernel.org/stable/c/442fd24d7b6b29e4a9cd9225afba4142d5f522ba

Patch https://git.kernel.org/stable/c/4df105f0ce9f6f30cda4e99f577150d23f0c9c5f

Patch https://git.kernel.org/stable/c/56d78b5495ebecbb9395101f3be177cd0a52450b

Patch https://git.kernel.org/stable/c/6b9ecf4e1032e645873933e5b43cbb84cac19106

Patch https://git.kernel.org/stable/c/77072ec41d6ab3718c3fc639bc149b8037caedfa

Patch https://git.kernel.org/stable/c/930f0aaba4820d6362de4e6ed569eaf444f1ea4e

Patch https://git.kernel.org/stable/c/b549acf999824d4f751ca57965700372f2f3ad00

Patch https://git.kernel.org/stable/c/bb83f79f90e92f46466adcfd4fd264a7ae0f0f01

Patch https://git.kernel.org/stable/c/f6fe7261b92b21109678747f36df9fdab1e30c34