CVE-2026-98386: Linux kernel · scsi: qla2xxx: Use memset_io() to clear QLAFX00 request ring slot
Source GCVE Database
Not known to be exploited · fixed in e41d28d9a242c4005b7d01a7ee7769405a6a2c2e : update Linux kernel when convenient.
Data as of 30 Oct 2026, 17:18 UTC
Rated Medium by Threat Radar's AI analysis · CVSS not yet scored by NVD
Thin evidence
One scorer or none- Patch
- Available – fixed in e41d28d9a242c4005b7d01a7ee7769405a6a2c2e, 337026cf8149dcfedacd60d6d7081bff10ee5cd4, 626e44f3d8a924a97a3848a9fd45833947e081e9 +5
Exploitation evidence
Disclosed: evidence found.
CVE published 14 Oct 2026
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
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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AI-suggested
A fix is available that replaces the use of memset() with memset_io() for clearing the QLAFX00 request ring slot in the qla2xxx driver. Users should apply the updated Linux kernel version containing this fix to prevent crashes related to this issue.
Description
A vulnerability in the Linux kernel's qla2xxx SCSI driver related to improper clearing of the QLAFX00 request ring slot has been resolved. The issue involved using a plain memset() on I/O memory, which can cause invalid memory operations on certain architectures like ARM64, potentially leading to synchronous external aborts (crashes). The fix replaces memset() with memset_io() to correctly clear the device I/O memory region.
References
- nvd.nist.gov/vuln/detail/CVE-2026-98386 (opens in a new tab)
- git.kernel.org/stable/c/0eca1d7a4dac793224e6e295e29e00245e96cf16 (opens in a new tab)
- git.kernel.org/stable/c/2df8c8630904794100189fa3d70598642e1877ce (opens in a new tab)
- git.kernel.org/stable/c/337026cf8149dcfedacd60d6d7081bff10ee5cd4 (opens in a new tab)
- git.kernel.org/stable/c/53eb96c244d150dfb8cc4b5b0492ab53755f3701 (opens in a new tab)
- git.kernel.org/stable/c/626e44f3d8a924a97a3848a9fd45833947e081e9 (opens in a new tab)
- git.kernel.org/stable/c/6e8f1144d06cfd8cf8c346066efd8f572b28f768 (opens in a new tab)
- git.kernel.org/stable/c/6ee6dfd922fafd508f6bde16de30dd2db796b7a7 (opens in a new tab)
- git.kernel.org/stable/c/e41d28d9a242c4005b7d01a7ee7769405a6a2c2e (opens in a new tab)