CVE-2026-43051 json
HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq
published 2026-05-01 6 mo ago modified 2026-10-19 20 d ago also EUVD-2026-26650
- cvss
- 8.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 17%
- public exploits
- 0
- none known
Summary
In the Linux kernel, the following vulnerability has been resolved:
HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq
The wacom_intuos_bt_irq() function processes Bluetooth HID reports without sufficient bounds checking. A maliciously crafted short report can trigger an out-of-bounds read when copying data into the wacom structure.
Specifically, report 0x03 requires at least 22 bytes to safely read the processed data and battery status, while report 0x04 (which falls through to 0x03) requires 32 bytes.
Add explicit length checks for these report IDs and log a warning if a short report is received.
Patch / fix
- Linux Linux 5.10.253, 5.15.203, 6.1.168, 6.6.134, 6.12.81, 6.18.22, 6.19.12, 7.0
- linux Debian 12 6.1.170-1
- linux Debian 13 6.12.85-1
- linux Debian 14 6.19.12-1
debian advisories DEBIAN-CVE-2026-43051
- linux Ubuntu 22.04 LTS 5.15.0-186.196
- linux Ubuntu 24.04 LTS 6.8.0-136.136
- linux-aws Ubuntu 22.04 LTS 5.15.0-1112.119
- linux-aws Ubuntu 24.04 LTS 6.8.0-1061.64
- linux-gcp Ubuntu 22.04 LTS 5.15.0-1112.122
- linux-gcp Ubuntu 24.04 LTS 6.8.0-1064.72
- linux-gke Ubuntu 22.04 LTS 5.15.0-1108.114
- linux-gke Ubuntu 24.04 LTS 6.8.0-1059.67
ubuntu advisories UBUNTU-CVE-2026-43051
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- kernel-rt RHEL 8 4.18.0-553.126.1.rt7.467.el8_10
- kernel-rt-kvm RHEL 8 4.18.0-553.126.1.rt7.467.el8_10
- kernel-rt-core RHEL 8 4.18.0-553.126.1.rt7.467.el8_10
- kernel-rt-modules RHEL 8 4.18.0-553.126.1.rt7.467.el8_10
- kernel-rt-debug-kvm RHEL 8 4.18.0-553.126.1.rt7.467.el8_10
- kernel-rt-debug-core RHEL 8 4.18.0-553.126.1.rt7.467.el8_10
- kernel-rt-debug-modules RHEL 8 4.18.0-553.126.1.rt7.467.el8_10
- kernel-rt-modules-extra RHEL 8 4.18.0-553.126.1.rt7.467.el8_10
red hat advisories RHSA-2026:59473RHSA-2026:21745RHSA-2026:21706RHSA-2026:21556RHSA-2026:21557
- kernel-source Linux Micro 6.1, Linux Micro 6.0 6.4.0-51.1
- kernel-default Linux Micro 6.1, Linux Micro 6.0 6.4.0-51.1
- kernel-kvmsmall Linux Micro 6.1, Linux Micro 6.0 6.4.0-51.1
- kernel-rt Linux Micro 6.1, Linux Micro 6.0 6.4.0-51.1
- kernel-source-rt Linux Micro 6.1, Linux Micro 6.0 6.4.0-51.1
- kernel-default SLES 16.0, SLE High Availability Extension 16.0, Linux Micro 6.2 +1 more 6.12.0-160000.37.1
- kernel-rt Linux Micro 6.2 6.12.0-160000.37.1
- kernel-64kb SLES 16.0, Linux Micro 6.2, SLES for SAP applications 16.0 6.12.0-160000.37.1
suse advisories SUSE-SU-2026:23244-1SUSE-SU-2026:23241-1SUSE-SU-2026:23194-1SUSE-SU-2026:23193-1SUSE-SU-2026:23237-1SUSE-SU-2026:23068-1
- kernel-rt openSUSE Leap 16.0 6.12.0-160000.37.1
- dtb-aarch64 openSUSE Leap 16.0 6.12.0-160000.37.1
- kernel-64kb openSUSE Leap 16.0 6.12.0-160000.37.1
- kernel-syms openSUSE Leap 16.0 6.12.0-160000.37.1
- kernel-azure openSUSE Leap 16.0 6.12.0-160000.37.1
- kernel-obs-qa openSUSE Leap 16.0 6.12.0-160000.37.1
- kernel-source openSUSE Leap 16.0 6.12.0-160000.37.1
- kernel-default openSUSE Leap 16.0 6.12.0-160000.37.1
opensuse advisories openSUSE-SU-2026:21555-1
- kernel AlmaLinux 9 5.14.0-687.12.1.el9_8
- rv AlmaLinux 9 5.14.0-687.12.1.el9_8
- perf AlmaLinux 9 5.14.0-687.12.1.el9_8
- rtla AlmaLinux 9 5.14.0-687.12.1.el9_8
- libperf AlmaLinux 9 5.14.0-687.12.1.el9_8
- kernel-rt AlmaLinux 9 5.14.0-687.12.1.el9_8
- kernel-64k AlmaLinux 9 5.14.0-687.12.1.el9_8
- kernel-core AlmaLinux 9 5.14.0-687.12.1.el9_8
almalinux advisories ALSA-2026:21556ALSA-2026:21557ALSA-2026:21706ALSA-2026:21745
- kernel Rocky Linux 10 6.12.0-211.18.1.el10_2
- kernel-rt Rocky Linux 8 4.18.0-553.126.1.rt7.467.el8_10
- kernel Rocky Linux 8 4.18.0-553.126.1.el8_10
- kernel Rocky Linux 9 5.14.0-687.12.1.el9_8
rocky linux advisories RLSA-2026:21557RLSA-2026:21745RLSA-2026:21706RLSA-2026:21556
- git.kernel.org/stable/c/d0ae84b3c9f3ea1a564eb1b7612113ca9fe8aada commit
- git.kernel.org/stable/c/5b5b9730111808410e404ceac2fabd32eef92fbd commit
- git.kernel.org/stable/c/fa8901cb1f0b2113a342db93bd5684b59fe99dcf commit
- git.kernel.org/stable/c/8bd690ac1242332c73cba10dacdad6c6642bbb94 commit
- git.kernel.org/stable/c/41026bcc0fdf82605205c27935ef719cbc07193b commit
- git.kernel.org/stable/c/c8dc23c97680eebefde06da5858aaef1b37cf75d commit
- git.kernel.org/stable/c/3d78386b144453c47e81bf62dc3601b757f02d99 commit
- git.kernel.org/stable/c/2f1763f62909ccb6386ac50350fa0abbf5bb16a9 commit
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2026-43051 updated cvss 7.1
kernel: HID: wacom: fix out-of-bounds read in wacom_intuos_bt_irq
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Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more Red Hat Enterprise Linux 9 kernel-rt, kernel-rt-kvm, kernel-rt-core, kernel-rt-modules, kernel-rt-debug-kvm, kernel-rt-debug-core, +12 moreaffected: no fix available
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Red Hat CodeReady Linux Builder EUS (v.9.6) libperf 5.14.0-570.154.1.el9_6, kernel-debuginfo-common-s390x 5.14.0-570.154.1.el9_6, kernel-debuginfo-common-x86_64 5.14.0-570.154.1.el9_6, kernel-debuginfo-common-aarch64 5.14.0-570.154.1.el9_6, kernel-debuginfo-common-ppc64le 5.14.0-570.154.1.el9_6fixed: vendor fix RHSA-2026:94438
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Red Hat Enterprise Linux AppStream (v. 9) rv 5.14.0-687.12.1.el9_8, perf 5.14.0-687.12.1.el9_8, rtla 5.14.0-687.12.1.el9_8, python3-perf 5.14.0-687.12.1.el9_8, kernel-devel-matched 5.14.0-687.12.1.el9_8, kernel-64k-devel-matched 5.14.0-687.12.1.el9_8, +7 morefixed: vendor fix RHSA-2026:21556
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Red Hat Enterprise Linux AppStream (v. 10) rv 6.12.0-211.18.1.el10_2, perf 6.12.0-211.18.1.el10_2, rtla 6.12.0-211.18.1.el10_2, python3-perf 6.12.0-211.18.1.el10_2, kernel-devel-matched 6.12.0-211.18.1.el10_2, kernel-64k-devel-matched 6.12.0-211.18.1.el10_2, +7 morefixed: vendor fix RHSA-2026:21557
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Red Hat Enterprise Linux AppStream E4S (v.9.2) perf 5.14.0-284.202.1.el9_2, rtla 5.14.0-284.202.1.el9_2, kernel-devel-matched 5.14.0-284.202.1.el9_2, kernel-64k-devel-matched 5.14.0-284.202.1.el9_2, kernel-debug-devel-matched 5.14.0-284.202.1.el9_2, kernel-debuginfo-common-s390x 5.14.0-284.202.1.el9_2, +5 morefixed: vendor fix RHSA-2026:94477
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Red Hat Enterprise Linux AppStream E4S (v.9.4) rv 5.14.0-427.161.1.el9_4, perf 5.14.0-427.161.1.el9_4, rtla 5.14.0-427.161.1.el9_4, kernel-devel-matched 5.14.0-427.161.1.el9_4, kernel-64k-devel-matched 5.14.0-427.161.1.el9_4, kernel-debug-devel-matched 5.14.0-427.161.1.el9_4, +6 morefixed: vendor fix RHSA-2026:94109
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Red Hat Enterprise Linux AppStream EUS (v. 10.0) rv 6.12.0-55.115.1.el10_0, perf 6.12.0-55.115.1.el10_0, rtla 6.12.0-55.115.1.el10_0, python3-perf 6.12.0-55.115.1.el10_0, kernel-devel-matched 6.12.0-55.115.1.el10_0, kernel-64k-devel-matched 6.12.0-55.115.1.el10_0, +7 morefixed: vendor fix RHSA-2026:92362
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Red Hat Enterprise Linux AppStream EUS (v.9.6) rv 5.14.0-570.154.1.el9_6, perf 5.14.0-570.154.1.el9_6, rtla 5.14.0-570.154.1.el9_6, python3-perf 5.14.0-570.154.1.el9_6, kernel-devel-matched 5.14.0-570.154.1.el9_6, kernel-64k-devel-matched 5.14.0-570.154.1.el9_6, +7 morefixed: vendor fix RHSA-2026:94438
show 30 moreshow fewer
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Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-553.126.1.el8_10, kernel 4.18.0-553.126.1.el8_10, bpftool 4.18.0-553.126.1.el8_10, kernel-core 4.18.0-553.126.1.el8_10, kernel-tools 4.18.0-553.126.1.el8_10, python3-perf 4.18.0-553.126.1.el8_10, +15 morefixed: vendor fix RHSA-2026:21706
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Red Hat Enterprise Linux BaseOS (v. 9) kernel 5.14.0-687.12.1.el9_8, kernel-64k 5.14.0-687.12.1.el9_8, kernel-core 5.14.0-687.12.1.el9_8, kernel-tools 5.14.0-687.12.1.el9_8, kernel-modules 5.14.0-687.12.1.el9_8, kernel-64k-core 5.14.0-687.12.1.el9_8, +27 morefixed: vendor fix RHSA-2026:21556
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Red Hat Enterprise Linux BaseOS (v. 10) kernel 6.12.0-211.18.1.el10_2, kernel-64k 6.12.0-211.18.1.el10_2, kernel-core 6.12.0-211.18.1.el10_2, kernel-tools 6.12.0-211.18.1.el10_2, kernel-modules 6.12.0-211.18.1.el10_2, kernel-64k-core 6.12.0-211.18.1.el10_2, +28 morefixed: vendor fix RHSA-2026:21557
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Red Hat Enterprise Linux BaseOS AUS (v.8.4) perf 4.18.0-305.217.1.el8_4, kernel 4.18.0-305.217.1.el8_4, bpftool 4.18.0-305.217.1.el8_4, kernel-core 4.18.0-305.217.1.el8_4, kernel-tools 4.18.0-305.217.1.el8_4, python3-perf 4.18.0-305.217.1.el8_4, +8 morefixed: vendor fix RHSA-2026:94596
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Red Hat Enterprise Linux BaseOS AUS (v.8.6) perf 4.18.0-372.208.1.el8_6, kernel 4.18.0-372.208.1.el8_6, bpftool 4.18.0-372.208.1.el8_6, kernel-core 4.18.0-372.208.1.el8_6, kernel-tools 4.18.0-372.208.1.el8_6, python3-perf 4.18.0-372.208.1.el8_6, +8 morefixed: vendor fix RHSA-2026:59473
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Red Hat Enterprise Linux BaseOS E4S (v.9.2) bpftool 7.0.0-284.202.1.el9_2, kernel 5.14.0-284.202.1.el9_2, kernel-64k 5.14.0-284.202.1.el9_2, kernel-core 5.14.0-284.202.1.el9_2, kernel-tools 5.14.0-284.202.1.el9_2, python3-perf 5.14.0-284.202.1.el9_2, +28 morefixed: vendor fix RHSA-2026:94477
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Red Hat Enterprise Linux BaseOS E4S (v.9.4) bpftool 7.3.0-427.161.1.el9_4, kernel 5.14.0-427.161.1.el9_4, kernel-64k 5.14.0-427.161.1.el9_4, kernel-core 5.14.0-427.161.1.el9_4, kernel-tools 5.14.0-427.161.1.el9_4, python3-perf 5.14.0-427.161.1.el9_4, +28 morefixed: vendor fix RHSA-2026:94109
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Red Hat Enterprise Linux BaseOS EUS (v. 10.0) kernel 6.12.0-55.115.1.el10_0, kernel-64k 6.12.0-55.115.1.el10_0, kernel-core 6.12.0-55.115.1.el10_0, kernel-tools 6.12.0-55.115.1.el10_0, kernel-modules 6.12.0-55.115.1.el10_0, kernel-64k-core 6.12.0-55.115.1.el10_0, +27 morefixed: vendor fix RHSA-2026:92362
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Red Hat Enterprise Linux BaseOS EUS (v.9.6) kernel 5.14.0-570.154.1.el9_6, kernel-64k 5.14.0-570.154.1.el9_6, kernel-core 5.14.0-570.154.1.el9_6, kernel-tools 5.14.0-570.154.1.el9_6, kernel-modules 5.14.0-570.154.1.el9_6, kernel-64k-core 5.14.0-570.154.1.el9_6, +27 morefixed: vendor fix RHSA-2026:94438
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Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4) perf 4.18.0-305.217.1.el8_4, kernel 4.18.0-305.217.1.el8_4, bpftool 4.18.0-305.217.1.el8_4, kernel-core 4.18.0-305.217.1.el8_4, kernel-tools 4.18.0-305.217.1.el8_4, python3-perf 4.18.0-305.217.1.el8_4, +8 morefixed: vendor fix RHSA-2026:94596
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Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.6) perf 4.18.0-372.208.1.el8_6, kernel 4.18.0-372.208.1.el8_6, bpftool 4.18.0-372.208.1.el8_6, kernel-core 4.18.0-372.208.1.el8_6, kernel-tools 4.18.0-372.208.1.el8_6, python3-perf 4.18.0-372.208.1.el8_6, +8 morefixed: vendor fix RHSA-2026:59473
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Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) libperf 5.14.0-687.12.1.el9_8, kernel-debuginfo-common-s390x 5.14.0-687.12.1.el9_8, kernel-debuginfo-common-x86_64 5.14.0-687.12.1.el9_8, kernel-debuginfo-common-aarch64 5.14.0-687.12.1.el9_8, kernel-debuginfo-common-ppc64le 5.14.0-687.12.1.el9_8fixed: vendor fix RHSA-2026:21556
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Red Hat Enterprise Linux CodeReady Linux Builder (v. 10) libperf 6.12.0-211.18.1.el10_2, kernel-debuginfo-common-s390x 6.12.0-211.18.1.el10_2, kernel-debuginfo-common-x86_64 6.12.0-211.18.1.el10_2, kernel-debuginfo-common-aarch64 6.12.0-211.18.1.el10_2, kernel-debuginfo-common-ppc64le 6.12.0-211.18.1.el10_2fixed: vendor fix RHSA-2026:21557
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Red Hat Enterprise Linux CodeReady Linux Builder EUS (v. 10.0) libperf 6.12.0-55.115.1.el10_0, kernel-debuginfo-common-s390x 6.12.0-55.115.1.el10_0, kernel-debuginfo-common-x86_64 6.12.0-55.115.1.el10_0, kernel-debuginfo-common-aarch64 6.12.0-55.115.1.el10_0, kernel-debuginfo-common-ppc64le 6.12.0-55.115.1.el10_0fixed: vendor fix RHSA-2026:92362
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Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-553.126.1.el8_10, kernel-debuginfo-common-aarch64 4.18.0-553.126.1.el8_10, kernel-debuginfo-common-ppc64le 4.18.0-553.126.1.el8_10fixed: vendor fix RHSA-2026:21706
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Red Hat Enterprise Linux NFV (v. 8) kernel-rt 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-kvm 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-core 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-modules 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-debug-kvm 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-debug-core 4.18.0-553.126.1.rt7.467.el8_10, +4 morefixed: vendor fix RHSA-2026:21745
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Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-687.12.1.el9_8, kernel-rt-64k 5.14.0-687.12.1.el9_8, kernel-rt-core 5.14.0-687.12.1.el9_8, kernel-rt-modules 5.14.0-687.12.1.el9_8, kernel-rt-64k-core 5.14.0-687.12.1.el9_8, kernel-rt-debug-core 5.14.0-687.12.1.el9_8, +14 morefixed: vendor fix RHSA-2026:21556
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Red Hat Enterprise Linux Real Time (v. 10) kernel-rt 6.12.0-211.18.1.el10_2, kernel-rt-64k 6.12.0-211.18.1.el10_2, kernel-rt-core 6.12.0-211.18.1.el10_2, kernel-rt-modules 6.12.0-211.18.1.el10_2, kernel-rt-64k-core 6.12.0-211.18.1.el10_2, kernel-rt-debug-core 6.12.0-211.18.1.el10_2, +14 morefixed: vendor fix RHSA-2026:21557
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Red Hat Enterprise Linux Real Time E4S (v.9.2) kernel-rt 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-core 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-modules 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-debug-core 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-modules-core 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-debug-modules 5.14.0-284.202.1.rt14.487.el9_2, +4 morefixed: vendor fix RHSA-2026:94558
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Red Hat Enterprise Linux Real Time E4S (v.9.4) kernel-rt 5.14.0-427.161.1.el9_4, kernel-rt-core 5.14.0-427.161.1.el9_4, kernel-rt-modules 5.14.0-427.161.1.el9_4, kernel-rt-debug-core 5.14.0-427.161.1.el9_4, kernel-rt-modules-core 5.14.0-427.161.1.el9_4, kernel-rt-debug-modules 5.14.0-427.161.1.el9_4, +4 morefixed: vendor fix RHSA-2026:94109
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Red Hat Enterprise Linux Real Time EUS (v. 10.0) kernel-rt 6.12.0-55.115.1.el10_0, kernel-rt-64k 6.12.0-55.115.1.el10_0, kernel-rt-core 6.12.0-55.115.1.el10_0, kernel-rt-modules 6.12.0-55.115.1.el10_0, kernel-rt-64k-core 6.12.0-55.115.1.el10_0, kernel-rt-debug-core 6.12.0-55.115.1.el10_0, +14 morefixed: vendor fix RHSA-2026:92362
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Red Hat Enterprise Linux Real Time EUS (v.9.6) kernel-rt 5.14.0-570.154.1.el9_6, kernel-rt-64k 5.14.0-570.154.1.el9_6, kernel-rt-core 5.14.0-570.154.1.el9_6, kernel-rt-modules 5.14.0-570.154.1.el9_6, kernel-rt-64k-core 5.14.0-570.154.1.el9_6, kernel-rt-debug-core 5.14.0-570.154.1.el9_6, +14 morefixed: vendor fix RHSA-2026:94438
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Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-687.12.1.el9_8, kernel-rt-core 5.14.0-687.12.1.el9_8, kernel-rt-modules 5.14.0-687.12.1.el9_8, kernel-rt-debug-core 5.14.0-687.12.1.el9_8, kernel-rt-modules-core 5.14.0-687.12.1.el9_8, kernel-rt-debug-modules 5.14.0-687.12.1.el9_8, +4 morefixed: vendor fix RHSA-2026:21556
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Red Hat Enterprise Linux Real Time for NFV (v. 10) kernel-rt 6.12.0-211.18.1.el10_2, kernel-rt-core 6.12.0-211.18.1.el10_2, kernel-rt-modules 6.12.0-211.18.1.el10_2, kernel-rt-debug-core 6.12.0-211.18.1.el10_2, kernel-rt-modules-core 6.12.0-211.18.1.el10_2, kernel-rt-debug-modules 6.12.0-211.18.1.el10_2, +4 morefixed: vendor fix RHSA-2026:21557
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Red Hat Enterprise Linux Real Time for NFV E4S (v.9.2) kernel-rt 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-kvm 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-core 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-modules 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-debug-kvm 5.14.0-284.202.1.rt14.487.el9_2, kernel-rt-debug-core 5.14.0-284.202.1.rt14.487.el9_2, +6 morefixed: vendor fix RHSA-2026:94558
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Red Hat Enterprise Linux Real Time for NFV E4S (v.9.4) kernel-rt 5.14.0-427.161.1.el9_4, kernel-rt-kvm 5.14.0-427.161.1.el9_4, kernel-rt-core 5.14.0-427.161.1.el9_4, kernel-rt-modules 5.14.0-427.161.1.el9_4, kernel-rt-debug-kvm 5.14.0-427.161.1.el9_4, kernel-rt-debug-core 5.14.0-427.161.1.el9_4, +6 morefixed: vendor fix RHSA-2026:94109
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Red Hat Enterprise Linux Real Time for NFV EUS (v. 10.0) kernel-rt 6.12.0-55.115.1.el10_0, kernel-rt-kvm 6.12.0-55.115.1.el10_0, kernel-rt-core 6.12.0-55.115.1.el10_0, kernel-rt-modules 6.12.0-55.115.1.el10_0, kernel-rt-debug-kvm 6.12.0-55.115.1.el10_0, kernel-rt-debug-core 6.12.0-55.115.1.el10_0, +6 morefixed: vendor fix RHSA-2026:92362
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Red Hat Enterprise Linux Real Time for NFV EUS (v.9.6) kernel-rt 5.14.0-570.154.1.el9_6, kernel-rt-kvm 5.14.0-570.154.1.el9_6, kernel-rt-core 5.14.0-570.154.1.el9_6, kernel-rt-modules 5.14.0-570.154.1.el9_6, kernel-rt-debug-kvm 5.14.0-570.154.1.el9_6, kernel-rt-debug-core 5.14.0-570.154.1.el9_6, +6 morefixed: vendor fix RHSA-2026:94438
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Red Hat Enterprise Linux RT (v. 8) kernel-rt 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-core 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-modules 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-debug-core 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-debug-modules 4.18.0-553.126.1.rt7.467.el8_10, kernel-rt-modules-extra 4.18.0-553.126.1.rt7.467.el8_10, +2 morefixed: vendor fix RHSA-2026:21745
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Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 morenot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 24 d ago
Exploit prediction
0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.1 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
Affected products
- Linux Linux
Classification
- Weakness
-
- CWE-125 Out-of-bounds Read
- Technology feeds
References
-
git.kernel.org
/stable/c/d0ae84b3c9f3ea1a564eb1b7612113ca9fe8aada
patch
-
git.kernel.org
/stable/c/5b5b9730111808410e404ceac2fabd32eef92fbd
patch
-
git.kernel.org
/stable/c/fa8901cb1f0b2113a342db93bd5684b59fe99dcf
patch
-
git.kernel.org
/stable/c/8bd690ac1242332c73cba10dacdad6c6642bbb94
patch
-
git.kernel.org
/stable/c/41026bcc0fdf82605205c27935ef719cbc07193b
patch
-
git.kernel.org
/stable/c/c8dc23c97680eebefde06da5858aaef1b37cf75d
patch
-
git.kernel.org
/stable/c/3d78386b144453c47e81bf62dc3601b757f02d99
patch
-
git.kernel.org
/stable/c/2f1763f62909ccb6386ac50350fa0abbf5bb16a9
patch
Sources
- CVE List CVE-2026-43051
- NVD CVE-2026-43051
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.