CVE-2023-53595 — NULL Pointer Dereference in Linux

CWE-476 — NULL Pointer Dereference5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 96.90%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedOct 4

Description

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: mcs: Fix NULL pointer dereferences When system is rebooted after creating macsec interface below NULL pointer dereference crashes occurred. This patch fixes those crashes by using correct order of teardown [ 3324.406942] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000 [ 3324.415726] Mem abort info: [ 3324.418510] ESR = 0x96000006 [ 3324.421557] EC = 0x25: DABT (current EL), I…

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_kernel6.1 — 6.1.29+2
▶Debianlinux/linux_kernel< 6.1.37-1+2
▶CVEListV5linux/linuxc54ffc73601c0a239e55911923a6e23a2a74f143 — a3dcc45eca017fca82ac47dbde6f41af960657e5+4
▶debiandebian/linux< linux 6.1.37-1 (bookworm)

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-9jxv-7cgw-j3gc: In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: mcs: Fix NULL pointer dereferences When system is rebooted after c↗2025-10-04
▶
OSV
CVE-2023-53595: In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: mcs: Fix NULL pointer dereferences When system is rebooted after cre↗2025-10-04
▶

📋Vendor Advisories

2
Red Hat
kernel: octeontx2-pf: mcs: Fix NULL pointer dereferences↗2025-10-04
▶
Debian
CVE-2023-53595: linux - In the Linux kernel, the following vulnerability has been resolved: octeontx2-p...↗2023
▶