CVE-2023-53603

MEDIUM

Linux Kernel 5.15.61-5.15.120 - NULL Pointer Dereference in SCSI qla2xxx fcport Handling

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Avoid fcport pointer dereference Klocwork reported warning of NULL pointer may be dereferenced. The routine exits when sa_ctl is NULL and fcport is allocated after the exit call thus causing NULL fcport pointer to dereference at the time of exit. To avoid fcport pointer dereference, exit the routine when sa_ctl is NULL.

Scores

CVSS v3 5.5
EPSS 0.0013
EPSS Percentile 3.2%
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 (16)
Linux/Linux < 6.0
Linux/Linux 47b583ad1f7e459689eb1bdd222279a6986ccd69
Linux/Linux 5.15.121 - 5.15.*
Linux/Linux 5.15.61 - 5.15.121
Linux/Linux 5.18.18 - 5.19
Linux/Linux 5.19.2 - 5.20
Linux/Linux 6.0
Linux/Linux 6.1.40 - 6.1.*
Linux/Linux 6.4.5 - 6.4.*
Linux/Linux 6.5
... and 6 more
Published Oct 04, 2025
Tracked Since Feb 18, 2026