Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: spi: fix use-after-free on controller registration failure Make sure to deregister from driver core also in the unlikely event that per-cpu statistics allocation fails during controller registration to avoid use-after-free (of driver resources) and unclocked register accesses.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.0, < 6.1.167 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/0e23f50086da7d0b183dfeac26021acfcdee086bPatch
- https://git.kernel.org/stable/c/23b51bad2eb8787aa74324cfccefb258515ae5baPatch
- https://git.kernel.org/stable/c/6bbd385b30c7fb6c7ee0669e9ada91490938c051Patch
- https://git.kernel.org/stable/c/80f3e8cd2b4ad355b2ad2024cf423f6d183404f7Patch
- https://git.kernel.org/stable/c/8634e05b08ead636e926022f4a98416e13440df9Patch
- https://git.kernel.org/stable/c/afe27c1f43aa57530011f419be6ddf71306565d2Patch
FAQ
What is CVE-2026-31389?
CVE-2026-31389 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: spi: fix use-after-free on controller registration failure Make sure to deregister from driver core also in the unlikely event tha...
How severe is CVE-2026-31389?
CVE-2026-31389 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-31389?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.