CVE-2026-31389
spi: fix use-after-free on controller registration failure
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
9th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Apr 3, 2026 |
| Last Updated | Apr 13, 2026 |
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Affected Versions
Linux / Linux
6598b91b5ac32bc756d7c3000a31f775d4ead1c4 < 0e23f50086da7d0b183dfeac26021acfcdee086b 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 < 6bbd385b30c7fb6c7ee0669e9ada91490938c051 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 < afe27c1f43aa57530011f419be6ddf71306565d2 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 < 80f3e8cd2b4ad355b2ad2024cf423f6d183404f7 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 < 23b51bad2eb8787aa74324cfccefb258515ae5ba 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 < 8634e05b08ead636e926022f4a98416e13440df9
Linux / Linux
6.0
References
git.kernel.org: https://git.kernel.org/stable/c/0e23f50086da7d0b183dfeac26021acfcdee086b git.kernel.org: https://git.kernel.org/stable/c/6bbd385b30c7fb6c7ee0669e9ada91490938c051 git.kernel.org: https://git.kernel.org/stable/c/afe27c1f43aa57530011f419be6ddf71306565d2 git.kernel.org: https://git.kernel.org/stable/c/80f3e8cd2b4ad355b2ad2024cf423f6d183404f7 git.kernel.org: https://git.kernel.org/stable/c/23b51bad2eb8787aa74324cfccefb258515ae5ba git.kernel.org: https://git.kernel.org/stable/c/8634e05b08ead636e926022f4a98416e13440df9