CVE-2026-23260

linux: In the Linux kernel, the following vulnerability has been resolved: regmap: maple: free entry on mas_store_gfp() fai...

CVE-2026-23260 is fixed in 90 products on 1 platform, first by ALAS2023-2026-1487, released March 16, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0012
1st percentile

In the Linux kernel, the following vulnerability has been resolved: regmap: maple: free entry on mas_store_gfp() failure regcache_maple_write() allocates a new block ('entry') to merge adjacent ranges and then stores it with mas_store_gfp(). When mas_store_gfp() fails, the new 'entry' remains allocated and is never freed, leaking memory. Free 'entry' on the failure path; on success continue freeing the replaced neighbor blocks ('lower', 'upper').

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool6.12 · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
bpftool6.12-debuginfo · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
bpftool6.18 · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
bpftool6.18-debuginfo · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 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-6.12.73-95.123 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel-livepatch-6.18.15-14.217 · amzn 2023 1:1.0-0.amzn2023 ALAS2023-2026-1514 Mar 30, 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 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-debuginfo · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-debuginfo-common-aarch64 · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-debuginfo-common-x86_64 · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-devel · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-headers · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-libbpf · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-libbpf-debuginfo · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-libbpf-devel · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-libbpf-static · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-modules-extra · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-modules-extra-common · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-tools · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-tools-debuginfo · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.12-tools-devel · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
kernel6.18 · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-debuginfo · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-debuginfo-common-aarch64 · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-debuginfo-common-x86_64 · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-devel · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-headers · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-libbpf · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-libbpf-debuginfo · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-libbpf-devel · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-libbpf-static · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-modules-extra · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-modules-extra-common · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-tools · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-tools-debuginfo · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
kernel6.18-tools-devel · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
linux · Debian 13.5 (trixie) 6.12.73-1 DEBIAN-CVE-2026-23260 Mar 18, 2026
linux · Debian 14 6.18.10-1 DEBIAN-CVE-2026-23260 Mar 18, 2026
perf6.12 · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
perf6.12-debuginfo · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
perf6.18 · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
perf6.18-debuginfo · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
python3-perf6.12 · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
python3-perf6.12-debuginfo · amzn 2023 1:6.12.73-95.123.amzn2023 ALAS2023-2026-1487 Mar 16, 2026
python3-perf6.18 · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026
python3-perf6.18-debuginfo · amzn 2023 1:6.18.15-14.217.amzn2023 ALAS2023-2026-1514 Mar 30, 2026

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