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VulnerabilityPublished Updated

CVE-2026-43413: Linux kernel · scsi: hisi_sas: Fix NULL pointer exception during user_scan()

Affects Linux kernelSource CVE Database V5

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Not known to be exploited · fixed in beadac156610a4f3bb15cb7bb4b07b6ac06f6567 : patch Linux kernel soon.

Data as of 30 Oct 2026, 12:49 UTC

Severity
High

Rated High by Threat Radar's AI analysis · No CVSS score from NVD or the CNA

Thin evidence

One scorer or none
Patch
Available – fixed in beadac156610a4f3bb15cb7bb4b07b6ac06f6567, a0e952a99440258a6130ec4119ea4c62a8b4716b, 40119a21d9769bf8fdab5c93c6c878296e628abf +3

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 May 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ e21fe3a52692f554efd67957c772c702de627a3a, < beadac156610a4f3bb15cb7bb4b07b6ac06f6567
Fixed in
  • beadac156610a4f3bb15cb7bb4b07b6ac06f6567
LinuxLinuxAffected
  • ≥ e21fe3a52692f554efd67957c772c702de627a3a, < a0e952a99440258a6130ec4119ea4c62a8b4716b
Fixed in
  • a0e952a99440258a6130ec4119ea4c62a8b4716b
LinuxLinuxAffected
  • ≥ e21fe3a52692f554efd67957c772c702de627a3a, < 40119a21d9769bf8fdab5c93c6c878296e628abf
Fixed in
  • 40119a21d9769bf8fdab5c93c6c878296e628abf
LinuxLinuxAffected
  • ≥ e21fe3a52692f554efd67957c772c702de627a3a, < 70c78429ef383e35f9c58848994aeeac8083ae35
Fixed in
  • 70c78429ef383e35f9c58848994aeeac8083ae35
LinuxLinuxAffected
  • ≥ e21fe3a52692f554efd67957c772c702de627a3a, < 21a13db8d449b9c7eda4471da7f12417602dbbc7
Fixed in
  • 21a13db8d449b9c7eda4471da7f12417602dbbc7
LinuxLinuxAffected
  • ≥ e21fe3a52692f554efd67957c772c702de627a3a, < 8ddc0c26916574395447ebf4cff684314f6873a9
Fixed in
  • 8ddc0c26916574395447ebf4cff684314f6873a9

AI-suggested

A patch is available and has been applied in the Linux kernel versions identified by the fixed commit hashes. Users should update their Linux kernel to a version including these fixes to remediate the vulnerability. Since this is a kernel-level issue, applying the official kernel update is the recommended mitigation.

Description

A NULL pointer dereference vulnerability was identified and fixed in the hisi_sas driver of the Linux kernel. The issue occurs during the user_scan() operation when scanning channels beyond the single supported channel, leading to a kernel NULL pointer exception and system crash. This flaw was addressed by correcting the handling of multi-channel scans in the hisi_sas driver.

References

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