CVE-2023-53280 — NULL Pointer Dereference in Linux

CWE-476 — NULL Pointer DereferenceCWE-824 — Access of Uninitialized Pointer5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.93%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedSep 16

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Remove unused nvme_ls_waitq wait queue System crash when qla2x00_start_sp(sp) returns error code EGAIN and wake_up gets called for uninitialized wait queue sp->nvme_ls_waitq. qla2xxx [0000:37:00.1]-2121:5: Returning existing qpair of ffff8ae2c0513400 for idx=0 qla2xxx [0000:37:00.1]-700e:5: qla2x00_start_sp failed = 11 BUG: unable to handle kernel NULL pointer dereference at 0000000000000000 PGD 0 P4D 0 Oops: 0…

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶NVDlinux/linux_kernel4.14 — 5.4.251+4
▶Debianlinux/linux_kernel< 5.10.191-1+3
▶CVEListV5linux/linux5621b0dd74532c09965264c14958de3f85b498a6 — b7084ebf4f54d46fed5153112d685f4137334175+6
▶debiandebian/linux< linux 6.1.52-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
OSV
CVE-2023-53280: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Remove unused nvme_ls_waitq wait queue System crash when qla2x00_st↗2025-09-16
▶
GHSA
GHSA-3x66-jhf4-g79q: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Remove unused nvme_ls_waitq wait queue System crash when qla2x00_↗2025-09-16
▶

📋Vendor Advisories

2
Red Hat
kernel: scsi: qla2xxx: Remove unused nvme_ls_waitq wait queue↗2025-09-16
▶
Debian
CVE-2023-53280: linux - In the Linux kernel, the following vulnerability has been resolved: scsi: qla2x...↗2023
▶
CVE-2023-53280 — NULL Pointer Dereference in Linux | cvebase