CVE-2023-53277 — NULL Pointer Dereference in Linux

CWE-476 — NULL Pointer Dereference5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 97.47%
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: wifi: iwl3945: Add missing check for create_singlethread_workqueue Add the check for the return value of the create_singlethread_workqueue in order to avoid NULL pointer dereference.

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_kernel2.6.24 — 4.19.276+5
▶Debianlinux/linux_kernel< 5.10.178-1+3
▶CVEListV5linux/linuxb481de9ca074528fe8c429604e2777db8b89806a — 3ae2fc4de12686f3fe695824169c1272c9f798f7+7
▶debiandebian/linux< linux 6.1.20-1 (bookworm)

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-p5ww-f5x2-p7fc: In the Linux kernel, the following vulnerability has been resolved: wifi: iwl3945: Add missing check for create_singlethread_workqueue Add the check↗2025-09-16
▶
OSV
CVE-2023-53277: In the Linux kernel, the following vulnerability has been resolved: wifi: iwl3945: Add missing check for create_singlethread_workqueue Add the check f↗2025-09-16
▶

📋Vendor Advisories

2
Red Hat
kernel: wifi: iwl3945: Add missing check for create_singlethread_workqueue↗2025-09-16
▶
Debian
CVE-2023-53277: linux - In the Linux kernel, the following vulnerability has been resolved: wifi: iwl39...↗2023
▶
CVE-2023-53277 — NULL Pointer Dereference in Linux | cvebase