CVE-2023-53451

MEDIUM EPSS 4.3%
Published Oct 1, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Oct 1, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix potential NULL pointer dereference Klocwork tool reported 'cur_dsd' may be dereferenced. Add fix to validate pointer before dereferencing the pointer.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
4.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel*≥2.6.35  –  <4.14.322
linuxlinux_kernel*≥4.15  –  <4.19.291
linuxlinux_kernel*≥4.20  –  <5.4.251
linuxlinux_kernel*≥5.5  –  <5.10.188
linuxlinux_kernel*≥5.11  –  <5.15.121
linuxlinux_kernel*≥5.16  –  <6.1.40
linuxlinux_kernel*≥6.2  –  <6.4.5

References 8

  • git.kernel.org https://git.kernel.org/stable/c/02405f4023866ae91a611b5b85cb2e074ec2de5a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2bea9c1c983152c5411f5a2f1113cb790ce1389d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/464ea494a40c6e3e0e8f91dd325408aaf21515ba
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4f90a8b0481615622bd0558aa8cf361bea872045
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5a52a2e14fe866541bbc0033058e44bf0bf0c580
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/af7affc0f6b82a5bde430fc4f0dcf70963442fbc
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ce2cdbe530b0066bae1f98dbab590a232d507eaa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ee4c9a93238b9ce3703942500cb1aeacf77090d2
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/02405f4023866ae91a611b5b85cb2e074ec2de5a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2bea9c1c983152c5411f5a2f1113cb790ce1389d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/464ea494a40c6e3e0e8f91dd325408aaf21515ba
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4f90a8b0481615622bd0558aa8cf361bea872045
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5a52a2e14fe866541bbc0033058e44bf0bf0c580
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/af7affc0f6b82a5bde430fc4f0dcf70963442fbc
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ce2cdbe530b0066bae1f98dbab590a232d507eaa
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ee4c9a93238b9ce3703942500cb1aeacf77090d2
    Patch