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.
Affected products
linux: linux kernel
References9
- git.kernel.org/stable/c/0e23f50086da7d0b183dfeac26021acfcdee086b Patch
- git.kernel.org/stable/c/23b51bad2eb8787aa74324cfccefb258515ae5ba Patch
- git.kernel.org/stable/c/6bbd385b30c7fb6c7ee0669e9ada91490938c051 Patch
- git.kernel.org/stable/c/80f3e8cd2b4ad355b2ad2024cf423f6d183404f7 Patch
- git.kernel.org/stable/c/8634e05b08ead636e926022f4a98416e13440df9 Patch
- git.kernel.org/stable/c/afe27c1f43aa57530011f419be6ddf71306565d2 Patch
- cert-portal.siemens.com/productcert/html/ssa-019113.html
- cert-portal.siemens.com/productcert/html/ssa-082556.html
- cert-portal.siemens.com/productcert/html/ssa-457936.html
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 2 · as of 12 November 2026
- CWE
- CWE-416
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