CVE-2026-23091

linux: In the Linux kernel, the following vulnerability has been resolved: intel_th: fix device leak on output open() Make...

CVE-2026-23091 is fixed in 54 products on 1 platform, first by DEBIAN-CVE-2026-23091, released February 4, 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
0.0015
3rd percentile

In the Linux kernel, the following vulnerability has been resolved: intel_th: fix device leak on output open() Make sure to drop the reference taken when looking up the th device during output device open() on errors and on close(). Note that a recent commit fixed the leak in a couple of open() error paths but not all of them, and the reference is still leaking on successful open().

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
bpftool · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.34.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-64kb · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-azure · sles 15.7 6.4.0-150700.53.34.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-azure · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-default · sles 15.7 6.4.0-150700.53.34.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-default · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.27.1.160000.2.8 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.34.1.150700.17.23.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-default-base · sles 16.0 6.12.0-160000.27.1.160000.2.8 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.34.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-docs · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-livepatch-SLE15-SP7-RT_Update_10 · sles 15.7 1-150700.1.3.1 SUSE-SU-2026:0962-1 Mar 23, 2026
kernel-livepatch-SLE15-SP7_Update_10 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.34.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-source · sles 15.7 6.4.0-150700.53.34.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-source · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.34.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-syms · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-uek · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-container · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-container · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-container-debug · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-container-debug · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-core · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-core · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-core · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-core · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-devel · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-devel · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-devel · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-devel · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-modules · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-modules · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-modules-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-deprecated · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-deprecated · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-desktop · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-desktop · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-extra · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-extra · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-modules-extra · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-extra · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-modules-extra-netfilter · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-extra-netfilter · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-usb · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-usb · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-wireless · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-wireless · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-devel · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-devel · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-devel · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-devel · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-doc · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-doc · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-doc · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-doc · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-modules · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-modules · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-modules-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-deprecated · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-deprecated · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-desktop · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-desktop · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-extra · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-extra · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-modules-extra · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-extra · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-modules-extra-netfilter · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-extra-netfilter · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-usb · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-usb · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-wireless · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-wireless · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-tools · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-tools · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-core · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-core · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-devel · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-devel · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-devel · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-devel · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-modules · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-modules · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-modules-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-deprecated · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-deprecated · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-desktop · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-desktop · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-extra · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-extra · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-modules-extra · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-extra · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-modules-extra-netfilter · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-extra-netfilter · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-usb · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-usb · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-wireless · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-wireless · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.34.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
linux · Debian 12.15 (bookworm) 6.1.162-1 DEBIAN-CVE-2026-23091 Feb 4, 2026
linux · Debian 13.5 (trixie) 6.12.69-1 DEBIAN-CVE-2026-23091 Feb 4, 2026
linux · Debian 14 6.18.8-1 DEBIAN-CVE-2026-23091 Feb 4, 2026

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