CVE-2024-56588: Linux kernel · scsi: hisi_sas: Create all dump files during debugfs initialization
Affects Linux kernelSource GCVE Database
Not known to be exploited.
Data as of 30 Oct 2026, 14:33 UTC
Rated High by Threat Radar's AI analysis · No CVSS score from NVD or the CNA
Thin evidence
One scorer or noneExploitation evidence
Disclosed: evidence found.
CVE published 27 Dec 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
AI-suggested
A fix has been implemented in the Linux kernel to create all debugfs files during initialization, preventing the NULL pointer dereference and hang. Users should update to a Linux kernel version that includes this fix once available. No other mitigation steps are indicated.
Description
A vulnerability in the Linux kernel's hisi_sas driver causes a kernel hang due to a NULL pointer dereference when a dump is triggered while the driver is unbound. The issue arises because debugfs files are created only after each dump, leading to unsafe memory operations. The fix involves creating all debugfs directories and files during initialization to prevent this condition.
References
- git.kernel.org/stable/c/76d5b00af5422b899b3c1761328dc933e17c1a66 (opens in a new tab)
- git.kernel.org/stable/c/7c8c50c9855a9e1b0d1e3680e5ad839002a9deb5 (opens in a new tab)
- git.kernel.org/stable/c/6c55f99123075e5429850b41b06f7dfffcb708eb (opens in a new tab)
- git.kernel.org/stable/c/9f564f15f88490b484e02442dc4c4b11640ea172 (opens in a new tab)