CVE-2026-31389
linux: In the Linux kernel, the following vulnerability has been resolved: spi: fix use-after-free on controller registrati...
CVE-2026-31389 is fixed in 90 products on 1 platform, first by DEBIAN-CVE-2026-31389, released April 3, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0012
2nd percentile
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bpftool6.12 · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| bpftool6.12-debuginfo · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| bpftool6.18 · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| bpftool6.18-debuginfo · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel-64kb · sles 15.7 | 6.4.0-150700.53.55.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel-azure · sles 15.7 | 6.4.0-150700.53.55.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel-default · sles 15.7 | 6.4.0-150700.53.55.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel-default-base · sles 15.7 | 6.4.0-150700.53.55.1.150700.17.33.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel-docs · sles 15.7 | 6.4.0-150700.53.55.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel-livepatch-6.12.79-101.147 · amzn 2023 | 1:1.0-0.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel-livepatch-6.18.20-20.229 · amzn 2023 | 1:1.0-0.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel-livepatch-SLE15-SP7_Update_15 · sles 15.7 | 1-150700.15.3.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel-obs-build · sles 15.7 | 6.4.0-150700.53.55.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel-source · sles 15.7 | 6.4.0-150700.53.55.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel-syms · sles 15.7 | 6.4.0-150700.53.55.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel-uek · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-core · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-core · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-core · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-core · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-devel · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-devel · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-core · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-core · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-deprecated · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-deprecated · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-desktop · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-desktop · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-extra · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-extra · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-extra-netfilter · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-extra-netfilter · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-usb · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-usb · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-wireless · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-debug-modules-wireless · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-devel · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-devel · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-doc · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-doc · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-core · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-core · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-deprecated · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-deprecated · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-desktop · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-desktop · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-extra · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-extra · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-extra-netfilter · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-extra-netfilter · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-usb · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-usb · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-wireless · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-modules-wireless · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-tools · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek-tools · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-core · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-core · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-devel · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-devel · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-core · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-core · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-deprecated · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-deprecated · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-desktop · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-desktop · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-extra · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-extra · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-extra-netfilter · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-extra-netfilter · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-usb · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-usb · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-wireless · ol 10 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-uek64k-modules-wireless · ol 9 | 0:6.12.0-204.92.4.2.el9uek | ELSA-2026-50372 | Jul 2, 2026 |
| kernel-zfcpdump · sles 15.7 | 6.4.0-150700.53.55.1 | SUSE-SU-2026:2238-1 | Jun 30, 2026 |
| kernel6.12 · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-debuginfo · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-debuginfo-common-aarch64 · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-debuginfo-common-x86_64 · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-devel · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-headers · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-libbpf · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-libbpf-debuginfo · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-libbpf-devel · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-libbpf-static · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-modules-extra · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-modules-extra-common · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-tools · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-tools-debuginfo · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.12-tools-devel · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| kernel6.18 · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-debuginfo · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-debuginfo-common-aarch64 · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-debuginfo-common-x86_64 · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-devel · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-headers · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-libbpf · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-libbpf-debuginfo · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-libbpf-devel · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-libbpf-static · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-modules-extra · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-modules-extra-common · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-tools · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-tools-debuginfo · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| kernel6.18-tools-devel · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| linux · Debian 12.15 (bookworm) | 6.1.170-1 | DEBIAN-CVE-2026-31389 | Apr 3, 2026 |
| linux · Debian 13.5 (trixie) | 6.12.85-1 | DEBIAN-CVE-2026-31389 | Apr 3, 2026 |
| linux · Debian 14 | 6.19.10-1 | DEBIAN-CVE-2026-31389 | Apr 3, 2026 |
| perf6.12 · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| perf6.12-debuginfo · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| perf6.18 · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| perf6.18-debuginfo · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| python3-perf6.12 · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| python3-perf6.12-debuginfo · amzn 2023 | 1:6.12.79-101.147.amzn2023 | ALAS2023-2026-1594 | Apr 27, 2026 |
| python3-perf6.18 · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
| python3-perf6.18-debuginfo · amzn 2023 | 1:6.18.20-20.229.amzn2023 | ALAS2023-2026-1596 | Apr 27, 2026 |
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