CVE-2023-53603
MEDIUMLinux kernel - Buffer Overflow
Title source: llmDescription
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.
References (4)
Scores
CVSS v3
5.5
EPSS
0.0001
EPSS Percentile
1.1%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Classification
CWE
CWE-476
Status
draft
Affected Products (1)
linux/linux_kernel
< 5.15.121
Timeline
Published
Oct 04, 2025
Tracked Since
Feb 18, 2026