CVE-2026-80963

linux: In the Linux kernel, the following vulnerability has been resolved: dm-stats: fix a crash if allocation of per-cpu d...

CVE-2026-80963 is fixed in 92 products on 1 platform, first by DEBIAN-CVE-2026-80963, released September 23, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
IMPORTANT
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0018
7th percentile

In the Linux kernel, the following vulnerability has been resolved: dm-stats: fix a crash if allocation of per-cpu data fails If "dm_kvzalloc(percpu_alloc_size, cpu_to_node(cpu))" fails, the code jumps to the "out" label and calls dm_stat_free. dm_stat_free does "for_each_possible_cpu(cpu) { dm_kvfree(s->stat_percpu[cpu][0].histogram, s->histogram_alloc_size);", which crashes with NULL pointer dereference if s->stat_percpu[cpu] is NULL. This commit fixes the bug by testing s->stat_percpu[cpu] for NULL before using it.

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
bpftool-debuginfo · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
bpftool6.12 · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
bpftool6.12-debuginfo · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
bpftool6.18 · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
bpftool6.18-debuginfo · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-debuginfo · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-debuginfo-common-aarch64 · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-debuginfo-common-x86_64 · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-devel · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-headers · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-livepatch-6.1.188-233.385 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-livepatch-6.12.110-135.201 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel-livepatch-6.18.51-120.162 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel-modules-extra · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-modules-extra-common · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-tools · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-tools-debuginfo · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-tools-devel · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
kernel-uek · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-core · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-core · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-core · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-core · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-devel · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-devel · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-core · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-core · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-deprecated · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-deprecated · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-desktop · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-desktop · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-extra · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-extra · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-extra-netfilter · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-extra-netfilter · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-usb · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-usb · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-wireless · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-debug-modules-wireless · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-devel · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-devel · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-doc · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-doc · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-core · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-core · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-deprecated · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-deprecated · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-desktop · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-desktop · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-extra · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-extra · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-extra-netfilter · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-extra-netfilter · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-usb · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-usb · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-wireless · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-modules-wireless · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-tools · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek-tools · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-core · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-core · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-devel · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-devel · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-core · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-core · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-deprecated · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-deprecated · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-desktop · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-desktop · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-extra · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-extra · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-extra-netfilter · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-extra-netfilter · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-usb · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-usb · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-wireless · ol 10 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel-uek64k-modules-wireless · ol 9 0:6.12.0-207.111.5.1.el9uek ELSA-2026-500374 Oct 7, 2026
kernel6.12 · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-debuginfo · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-debuginfo-common-aarch64 · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-debuginfo-common-x86_64 · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-devel · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-headers · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-modules-extra · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-modules-extra-common · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-tools · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-tools-debuginfo · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.12-tools-devel · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
kernel6.18 · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-debuginfo · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-debuginfo-common-aarch64 · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-debuginfo-common-x86_64 · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-devel · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-headers · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-modules-extra · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-modules-extra-common · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-tools · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-tools-debuginfo · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
kernel6.18-tools-devel · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
linux · Debian 12.15 (bookworm) 6.1.190-1 DEBIAN-CVE-2026-80963 Sep 23, 2026
linux · Debian 13.5 (trixie) 6.12.111-1 DEBIAN-CVE-2026-80963 Sep 23, 2026
linux · Debian 14 7.2.6-1 DEBIAN-CVE-2026-80963 Sep 23, 2026
linux-6.12 · Debian 12.15 (bookworm) 6.12.111-1~deb12u1 DEBIAN-CVE-2026-80963 Sep 23, 2026
microvm-kernel6.18 · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
perf · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
perf-debuginfo · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
perf6.12 · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
perf6.12-debuginfo · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
perf6.18 · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
perf6.18-debuginfo · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
python3-perf · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
python3-perf-debuginfo · amzn 2023 1:6.1.188-233.385.amzn2023 ALAS2023-2026-3197 Nov 7, 2026
python3-perf6.12 · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
python3-perf6.12-debuginfo · amzn 2023 1:6.12.110-135.201.amzn2023 ALAS2023-2026-3196 Nov 7, 2026
python3-perf6.18 · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026
python3-perf6.18-debuginfo · amzn 2023 1:6.18.51-120.162.amzn2023 ALAS2023-2026-3187 Nov 7, 2026

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