CVE-2023-53530 — Use of a Non-reentrant Function in a Concurrent Context in Linux

CWE-663 — Use of a Non-reentrant Function in a Concurrent Context5 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 1

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id() The following call trace was observed: localhost kernel: nvme nvme0: NVME-FC{0}: controller connect complete localhost kernel: BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u129:4/75092 localhost kernel: nvme nvme0: NVME-FC{0}: new ctrl: NQN "nqn.1992-08.com.netapp:sn.b42d198afb4d11ecad6d00a098d6abfa:subsystem.PR_Channel2022_RH84_s…

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_kernel6.3 — 6.5.5+1
▶Debianlinux/linux_kernel< 6.5.6-1+1
▶CVEListV5linux/linux532a239605667320f4fd7473e416b718d0a2fbbb — 1a541999f31fcb10ea50eba2a563e6c451fd5c7d+4
▶debiandebian/linux< linux 6.5.6-1 (forky)

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-5q6f-w2r4-gxrq: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id() The foll↗2025-10-01
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OSV
CVE-2023-53530: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id() The follow↗2025-10-01
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📋Vendor Advisories

2
Red Hat
kernel: scsi: qla2xxx: Use raw_smp_processor_id() instead of smp_processor_id()↗2025-10-01
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Debian
CVE-2023-53530: linux - In the Linux kernel, the following vulnerability has been resolved: scsi: qla2x...↗2023
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