What’s Vulnerable › Vulnerabilities

CVE-2024-36924: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-30 · updated 2026-06-17
• Weakness: CWE-667

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Release hbalock before calling lpfc_worker_wake_up() lpfc_worker_wake_up() calls the lpfc_work_done() routine, which takes the hbalock. Thus, lpfc_worker_wake_up() should not be called while holding the hbalock to avoid potential deadlock.

Affected products

• Linux kernel: before 6.1.91; from 6.2 before 6.6.31; from 6.7 before 6.8.10; 6.9-rc1 — fixed in 6.1.91, 6.6.31, 6.8.10

How to fix

Upgrade to a fixed version: Linux kernel 6.1.91, 6.6.31, 6.8.10. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/6503c39398506cadda9f4c81695a9655ca5fb4fd
• https://git.kernel.org/stable/c/ded20192dff31c91cef2a04f7e20e60e9bb887d3
• https://git.kernel.org/stable/c/e8bf2c05e8ad68e90f9d5889a9e4ef3f6fe00683
• https://git.kernel.org/stable/c/ee833d7e62de2b84ed1332d501b67f12e7e5678f
• https://git.kernel.org/stable/c/6503c39398506cadda9f4c81695a9655ca5fb4fd
• https://git.kernel.org/stable/c/ded20192dff31c91cef2a04f7e20e60e9bb887d3
• https://git.kernel.org/stable/c/e8bf2c05e8ad68e90f9d5889a9e4ef3f6fe00683
• https://git.kernel.org/stable/c/ee833d7e62de2b84ed1332d501b67f12e7e5678f

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