CVE-2026-63942

kernel-64kb: Security update for the Linux Kernel

CVE-2026-63942 is fixed in 54 products on 1 platform, first by DEBIAN-CVE-2026-63942, released July 20, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
IMPORTANT
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0013
2nd percentile

Security update for the Linux Kernel

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool · ol 8 0:5.15.0-323.211.3.3.el9uek bpftool 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
bpftool · ol 9 0:5.15.0-323.211.3.3.el9uek bpftool 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.78.1 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-64kb · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-azure · sles 15.7 6.4.0-150700.53.78.1 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-azure · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-default · sles 15.7 6.4.0-150700.53.78.1 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-default · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23237-1 Aug 11, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.37.1.160000.2.19 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.78.1.150700.17.43.2 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-default-base · sles 16.0 6.12.0-160000.37.1.160000.2.19 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.78.1 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-docs · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-livepatch-SLE15-SP7-RT_Update_19 · sles 15.7 1-150700.1.5.1 SUSE-SU-2026:3810-1 Aug 26, 2026
kernel-livepatch-SLE15-SP7_Update_20 · sles 15.7 1-150700.15.3.2 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.78.1 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-source · sles 15.7 6.4.0-150700.53.78.1 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-source · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.78.1 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-syms · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
kernel-uek · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-container · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-container 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-container · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-container 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-container-debug · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-container-debug 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-container-debug · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-container-debug 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-core · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-core · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-core · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-core · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-core · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-core · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-core · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-core · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-devel · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-devel · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-devel · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-devel · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-modules · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-modules · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-modules-core · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-core · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-deprecated · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-deprecated · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-desktop · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-desktop · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-extra · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-extra · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-modules-extra · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-extra · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-debug-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-debug-modules-extra-netfilter · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-extra-netfilter · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-usb · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-usb · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-wireless · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-debug-modules-wireless · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-devel · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-devel · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-devel · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-devel · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-doc · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-doc · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-doc 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-doc · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-doc · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-doc 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-modules · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-modules · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-modules-core · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-core · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-deprecated · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-deprecated · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-desktop · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-desktop · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-extra · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-extra · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-modules-extra · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-extra · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek-modules-extra-netfilter · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-extra-netfilter · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-usb · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-usb · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-wireless · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-modules-wireless · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-tools · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek-tools · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-core · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-core · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-core · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-core · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-core 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-devel · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-devel · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-devel · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-devel · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-devel 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-modules · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-modules · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-modules 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-modules-core · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-core · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-deprecated · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-deprecated · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-desktop · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-desktop · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-extra · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-extra · ol 8 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-modules-extra · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-extra · ol 9 0:5.15.0-323.211.3.3.el9uek kernel-uek64k-modules-extra 0:5.15.0-323.211.3.3.el9uek Aug 11, 2026
kernel-uek64k-modules-extra-netfilter · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-extra-netfilter · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-usb · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-usb · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-wireless · ol 10 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-uek64k-modules-wireless · ol 9 0:6.12.0-206.104.3.3.el9uek ELSA-2026-500248 Sep 4, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.37.1 OPENSUSE-SU-2026:21555-1 Aug 12, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.78.1 SUSE-SU-2026:3790-1 Aug 25, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.37.1 SUSE-SU-2026:23231-1 Aug 11, 2026
linux · Debian 12.15 (bookworm) 6.1.176-1 DEBIAN-CVE-2026-63942 Jul 20, 2026
linux · Debian 13.5 (trixie) 6.12.94-1 DEBIAN-CVE-2026-63942 Jul 20, 2026
linux · Debian 14 7.0.12-1 DEBIAN-CVE-2026-63942 Jul 20, 2026

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.