CVE-2023-53451

scsi: qla2xxx: Fix potential NULL pointer dereference

MEDIUM

5.5

CVSS Score

Published: October 1, 2025 at 11:42 AM UTC

Updated: June 17, 2026 at 06:45 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

2.6.35 ≤ v < 4.14.3222.6.35 ≤ v < 4.19.2912.6.35 ≤ v < 5.10.1882.6.35 ≤ v < 5.15.1212.6.35 ≤ v < 5.4.2512.6.35 ≤ v < 6.1.402.6.35 ≤ v < 6.4.52.6.35 ≤ v < 6.54.15 ≤ v < 4.19.2914.20 ≤ v < 5.4.2515.11 ≤ v < 5.15.1215.16 ≤ v < 6.1.405.5 ≤ v < 5.10.1886.2 ≤ v < 6.4.52.6.35a9083016a5314b3aeba6e0d2e814872e72168c08

Vendor states this is fixed in 02405f4023866ae91a611b5b85cb2e074ec2de5a (fixed)

Vendor states this is fixed in 2bea9c1c983152c5411f5a2f1113cb790ce1389d (fixed)

Vendor states this is fixed in 464ea494a40c6e3e0e8f91dd325408aaf21515ba (fixed)

Vendor states this is fixed in 4f90a8b0481615622bd0558aa8cf361bea872045 (fixed)

Vendor states this is fixed in 5a52a2e14fe866541bbc0033058e44bf0bf0c580 (fixed)

Vendor states this is fixed in af7affc0f6b82a5bde430fc4f0dcf70963442fbc (fixed)

Vendor states this is fixed in ce2cdbe530b0066bae1f98dbab590a232d507eaa (fixed)

Vendor states this is fixed in ee4c9a93238b9ce3703942500cb1aeacf77090d2 (fixed)

Vendor states this is fixed in 2.6.35 (unaffected)

Vendor states this is fixed in 4.14.322 (unaffected)

Vendor states this is fixed in 4.19.291 (unaffected)

Vendor states this is fixed in 5.10.188 (unaffected)