CVE-2026-80880

linux: In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP rereg_mr...

CVE-2026-80880 is fixed in 71 products on 1 platform, first by ALAS2023-2026-2058, released August 17, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
n/a
important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0016
5th percentile

In the Linux kernel, the following vulnerability has been resolved: IB/mlx5: Properly support implicit ODP rereg_mr Due to all the child mkeys in the implicit ODP configuration we cannot change anything in place for the parent mkey. Instead the whole thing needs to be rebuilt if any change is requested. If the user does not specify a translation then force the implicit values which will then fall through the logic into mlx5_ib_reg_user_mr() to allocate a completely new MR. Since implicit children were also touching the mr->pd, this removes another case where the access was racy.

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
bpftool-debuginfo · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
bpftool6.12 · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
bpftool6.12-debuginfo · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
bpftool6.18 · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
bpftool6.18-debuginfo · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.84.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-64kb · sles 16.0 6.12.0-160000.39.1 SUSE-SU-2026:24235-1 Nov 7, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-azure · sles 15.7 6.4.0-150700.53.84.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-azure · sles 16.0 6.12.0-160000.39.1 SUSE-SU-2026:24235-1 Nov 7, 2026
kernel-debuginfo · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-debuginfo-common-aarch64 · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-debuginfo-common-x86_64 · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-default · sles 15.7 6.4.0-150700.53.84.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-default · sles 16.0 6.12.0-160000.39.1 SUSE-SU-2026:24197-1 Nov 7, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.39.1.160000.2.25 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.84.1.150700.17.47.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-default-base · sles 16.0 6.12.0-160000.39.1.160000.2.26 SUSE-SU-2026:24235-1 Nov 7, 2026
kernel-devel · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.84.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-docs · sles 16.0 6.12.0-160000.39.1 SUSE-SU-2026:24235-1 Nov 7, 2026
kernel-headers · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.39.1 SUSE-SU-2026:24235-1 Nov 7, 2026
kernel-livepatch-6.1.180-225.360 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-livepatch-6.12.100-125.179 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel-livepatch-6.18.41-94.142 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel-livepatch-SLE15-SP7-RT_Update_21 · sles 15.7 1-150700.1.3.1 SUSE-SU-2026:4640-1 Nov 7, 2026
kernel-livepatch-SLE15-SP7_Update_22 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-modules-extra · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-modules-extra-common · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.84.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.39.1 SUSE-SU-2026:24235-1 Nov 7, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-source · sles 15.7 6.4.0-150700.53.84.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-source · sles 16.0 6.12.0-160000.39.1 SUSE-SU-2026:24235-1 Nov 7, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.84.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-syms · sles 16.0 6.12.0-160000.39.1 SUSE-SU-2026:24235-1 Nov 7, 2026
kernel-tools · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-tools-debuginfo · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-tools-devel · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.39.1 OPENSUSE-SU-2026:22091-1 Nov 7, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.84.1 SUSE-SU-2026:4706-1 Nov 7, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.39.1 SUSE-SU-2026:24235-1 Nov 7, 2026
kernel6.12 · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-debuginfo · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-debuginfo-common-aarch64 · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-debuginfo-common-x86_64 · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-devel · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-headers · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-modules-extra · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-modules-extra-common · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-tools · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-tools-debuginfo · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.12-tools-devel · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
kernel6.18 · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-debuginfo · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-debuginfo-common-aarch64 · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-debuginfo-common-x86_64 · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-devel · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-headers · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-modules-extra · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-modules-extra-common · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-tools · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-tools-debuginfo · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
kernel6.18-tools-devel · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
linux · Debian 12.15 (bookworm) 6.1.180-1 DEBIAN-CVE-2026-80880 Sep 5, 2026
linux · Debian 13.5 (trixie) 6.12.100-1 DEBIAN-CVE-2026-80880 Sep 5, 2026
linux · Debian 14 7.1.5-1 DEBIAN-CVE-2026-80880 Sep 5, 2026
microvm-kernel6.18 · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
perf · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
perf-debuginfo · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
perf6.12 · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
perf6.12-debuginfo · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
perf6.18 · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
perf6.18-debuginfo · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
python3-perf · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
python3-perf-debuginfo · amzn 2023 1:6.1.180-225.360.amzn2023 ALAS2023-2026-2058 Aug 17, 2026
python3-perf6.12 · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
python3-perf6.12-debuginfo · amzn 2023 1:6.12.100-125.179.amzn2023 ALAS2023-2026-2057 Aug 17, 2026
python3-perf6.18 · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026
python3-perf6.18-debuginfo · amzn 2023 1:6.18.41-94.142.amzn2023 ALAS2023-2026-2071 Aug 31, 2026

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