5.5

CVE-2023-53603

scsi: qla2xxx: Avoid fcport pointer dereference

In the Linux kernel, the following vulnerability has been resolved:

scsi: qla2xxx: Avoid fcport pointer dereference

Klocwork reported warning of NULL pointer may be dereferenced.  The routine
exits when sa_ctl is NULL and fcport is allocated after the exit call thus
causing NULL fcport pointer to dereference at the time of exit.

To avoid fcport pointer dereference, exit the routine when sa_ctl is NULL.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.15.61 < 5.15.121
Linux ≫ Linux Kernel Version >= 5.18.18 < 5.19
Linux ≫ Linux Kernel Version >= 5.19.2 < 6.1.40
Linux ≫ Linux Kernel Version >= 6.2 < 6.4.5
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.14% 0.034
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/stable/c/4406fe8a96a946c7ea5724ee59625755a1d9c59d
Patch
https://git.kernel.org/stable/c/477bc74ad1add644b606bff6ba1284943c42818a
Patch
https://git.kernel.org/stable/c/7bbeff613ec0560fb2f6f8b405288f3f043adf64
Patch
https://git.kernel.org/stable/c/6b504d06976fe4a61cc05dedc68b84fadb397f77
Patch