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Back to active CVEs
Medium · CVSS 5.0CVE-2024-24855

Race condition vulnerability in Linux kernel scsi device driver lpfc_unregister_fcf_rescan()CVE-2024-24855

Answer in brief

CVE-2024-24855 records a Medium severity (CVSS 5.0) vulnerability in Race condition vulnerability in Linux kernel scsi device driver lpfc_unregister_fcf_rescan(). The current sources do not mark it as known exploited. The current feed maps Linux/kernel (generic), Linux/Linux kernel (generic), Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (generic), Siemens/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Feb 5, 2024Updated Oct 15, 2026Source checked Nov 5, 2026First seen by HOL Aug 6, 2026Material review Oct 15, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 5.0
Exploitation
Not marked as known exploited
Affected software
5 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 5.0. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/kernel (generic), Linux/Linux kernel (generic), Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (generic), Siemens/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Linux/kernelgeneric>=v2.6.34-rc2 <v6.5-rc2v6.5-rc2
Linux/Linux kernelgeneric>=v2.6.34-rc2 <v6.5-rc2v6.5-rc2
Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFPgeneric>=V3.1.5 <**
Siemens/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFPgeneric>=V3.1.5 <**
Siemens/SIPLUS S7-1500 CPU 1518-4 PN/DP MFPgeneric>=V3.1.5 <**

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Linux/kernel, Linux/Linux kernel, Siemens/SIMATIC S7-1500 CPU 1518-4 PN/DP MFP.
  2. 2Review the reported fix. Source-reported solution: https://github.com/torvalds/linux/commit/0e881c0a4b614 https://github.com/torvalds/linux/commit/0e881c0a4b614

Evidence timeline and material changes

  1. Published upstream

    Feb 5, 2024

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 15, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Aug 6, 2026

Sources and claim methodology

  • Source referencebugzilla.openanolis.cn
  • Source referencecert-portal.siemens.com
  • Source referencelists.debian.org
Upstream source description

A race condition was found in the Linux kernel's scsi device driver in lpfc_unregister_fcf_rescan() function. This can result in a null pointer dereference issue, possibly leading to a kernel panic or denial of service issue.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-362
Source
CVE List V5
Source checked
Nov 5, 2026
References
3 linked sources
Open source record