CVE-2026-46181 json
RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event()
published 2026-05-28 5 mo ago modified 2026-10-30 9 d ago also EUVD-2026-32808
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.1%
- EPSS 0.1% chance of exploitation in 30 days, percentile 3%
- public exploits
- 0
- none known
Summary
In the Linux kernel, the following vulnerability has been resolved:
RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event()
Sashiko points out the radix_tree itself is RCU safe, but nothing ever frees the mlx4_srq struct with RCU, and it isn't even accessed within the RCU critical section. It also will crash if an event is delivered before the srq object is finished initializing.
Use the spinlock since it isn't easy to make RCU work, use refcount_inc_not_zero() to protect against partially initialized objects, and order the refcount_set() to be after the srq is fully initialized.
Patch / fix
- Linux Linux 6.1.191, 6.6.160, 6.12.114, 6.18.30, 7.0.7, 7.1
- Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support 0:3.10.0-1160.155.1.el7, 0:3.10.0-1160.155.1.rt56.1307.el7
- Red Hat Red Hat Enterprise Linux 8 0:4.18.0-553.132.1.el8_10, 0:4.18.0-553.132.1.rt7.473.el8_10
- Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:4.18.0-305.197.1.el8_4
- Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On 0:4.18.0-305.197.1.el8_4
- Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:4.18.0-372.199.1.el8_6
- Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On 0:4.18.0-372.199.1.el8_6
- Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service 0:4.18.0-477.150.1.el8_8
- Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions 0:4.18.0-477.150.1.el8_8
- Red Hat Red Hat Enterprise Linux 9 0:5.14.0-687.15.1.el9_8
- Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:5.14.0-284.178.1.el9_2, 0:5.14.0-284.178.1.rt14.463.el9_2
- Red Hat Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions 0:5.14.0-427.135.1.el9_4
- Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support 0:5.14.0-570.125.1.el9_6
- linux Debian 13 6.12.115-2
- linux Debian 14 7.0.7-1
debian advisories DEBIAN-CVE-2026-46181
- linux Ubuntu 26.04 LTS 7.0.0-28.28
- linux-aws Ubuntu 26.04 LTS 7.0.0-1009.9
- linux-gcp Ubuntu 26.04 LTS 7.0.0-1008.8
- linux-gke Ubuntu 26.04 LTS 7.0.0-1003.4
- linux-ibm Ubuntu 26.04 LTS 7.0.0-1010.10
- linux-azure Ubuntu 26.04 LTS 7.0.0-1010.10
- linux-raspi Ubuntu 26.04 LTS 7.0.0-1015.15
- linux-riscv Ubuntu 26.04 LTS 7.0.0-28.28.1
ubuntu advisories UBUNTU-CVE-2026-46181
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
- kpatch-patch-4_18_0-553_85_1 RHEL 8 1-15.el8_10
- kpatch-patch-4_18_0-553_72_1 RHEL 8 1-17.el8_10
- kpatch-patch-4_18_0-553_109_1 RHEL 8 1-13.el8_10
- kpatch-patch-4_18_0-553_125_1 RHEL 8 1-10.el8_10
- kpatch-patch-4_18_0-553_158_1 RHEL 8 1-2.el8_10
- kpatch-patch-5_14_0-687_10_1 RHEL 9 1-10.el9_8
- kpatch-patch-5_14_0-687_42_1 RHEL 9 1-1.el9_8
- kernel RHEL 9 5.14.0-687.15.1.el9_8
red hat advisories RHSA-2026:81523RHSA-2026:81453RHSA-2026:81451RHSA-2026:81452RHSA-2026:81449RHSA-2026:81450
- kernel-rt Linux Micro 6.1, Linux Micro 6.0 6.4.0-48.1
- kernel-source-rt Linux Micro 6.1, Linux Micro 6.0 6.4.0-48.1
- kernel-rt Real Time Module 15 SP7 6.4.0-150700.7.59.2
- kernel-syms-rt Real Time Module 15 SP7 6.4.0-150700.7.59.1
- kernel-source-rt Real Time Module 15 SP7 6.4.0-150700.7.59.2
- kernel-64kb SLE Module for Basesystem 15 SP7 6.4.0-150700.53.60.1
- kernel-syms SLE Module for Development Tools 15 SP7 6.4.0-150700.53.60.1
- kernel-azure SLE Module for Public Cloud 15 SP7 6.4.0-150700.53.60.1
suse advisories SUSE-SU-2026:22433-1SUSE-SU-2026:22458-1SUSE-SU-2026:2591-1SUSE-SU-2026:2482-1SUSE-SU-2026:2450-1SUSE-SU-2026:22108-1
- kernel-rt openSUSE Leap 16.0 6.12.0-160000.35.1
- dtb-aarch64 openSUSE Leap 16.0 6.12.0-160000.35.1
- kernel-64kb openSUSE Leap 16.0 6.12.0-160000.35.1
- kernel-syms openSUSE Leap 16.0 6.12.0-160000.35.1
- kernel-azure openSUSE Leap 16.0 6.12.0-160000.35.1
- kernel-obs-qa openSUSE Leap 16.0 6.12.0-160000.35.1
- kernel-source openSUSE Leap 16.0 6.12.0-160000.35.1
- kernel-default openSUSE Leap 16.0 6.12.0-160000.35.1
opensuse advisories openSUSE-SU-2026:20965-1openSUSE-SU-2026:10954-1
- kernel AlmaLinux 9 5.14.0-687.15.1.el9_8
- rv AlmaLinux 9 5.14.0-687.15.1.el9_8
- perf AlmaLinux 9 5.14.0-687.15.1.el9_8
- rtla AlmaLinux 9 5.14.0-687.15.1.el9_8
- libperf AlmaLinux 9 5.14.0-687.15.1.el9_8
- kernel-rt AlmaLinux 9 5.14.0-687.15.1.el9_8
- kernel-64k AlmaLinux 9 5.14.0-687.15.1.el9_8
- kernel-core AlmaLinux 9 5.14.0-687.15.1.el9_8
almalinux advisories ALSA-2026:25217ALSA-2026:25120ALSA-2026:25121
- kernel Rocky Linux 9 5.14.0-687.15.1.el9_7.cloud.1.0
- kernel Rocky Linux 8 4.18.0-553.132.1.el8_10.cloud.0.1
- kernel Rocky Linux 9 5.14.0-687.15.1.el9_8
- kernel-rt Rocky Linux 8 4.18.0-553.132.1.rt7.473.el8_10
- kernel Rocky Linux 8 4.18.0-553.132.1.el8_10
rocky linux advisories RXSA-2026:25217RXSA-2026:25121RLSA-2026:25217RLSA-2026:25120RLSA-2026:25121
- git.kernel.org/stable/c/654aeddbc6e0f6e56531985bb12328ab4230c6c1 commit
- git.kernel.org/stable/c/2d8b30b496bc53e961ba7415fd629fc27813017c commit
- git.kernel.org/stable/c/f0dbd9355ce1e93808541260c7ffab7956df9233 commit
- git.kernel.org/stable/c/1e2a44875b6afb4add1115f7f3351dcbeb6f273d commit
- git.kernel.org/stable/c/8b7833f3bce35cb0d01c1503781523c099c675f0 commit
- git.kernel.org/stable/c/c9341307ea16b9395c2e4c9c94d8499d91fe31d0 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-2026-46181 updated cvss 7.0
kernel: RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event()
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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 5.14.0-570.125.1.el9_6, kernel-debuginfo-common-s390x 5.14.0-570.125.1.el9_6, kernel-debuginfo-common-x86_64 5.14.0-570.125.1.el9_6, kernel-debuginfo-common-aarch64 5.14.0-570.125.1.el9_6, kernel-debuginfo-common-ppc64le 5.14.0-570.125.1.el9_6fixed: vendor fix RHSA-2026:34094
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Red Hat Enterprise Linux AppStream (v. 9) rv 5.14.0-687.15.1.el9_8, perf 5.14.0-687.15.1.el9_8, rtla 5.14.0-687.15.1.el9_8, python3-perf 5.14.0-687.15.1.el9_8, kernel-devel-matched 5.14.0-687.15.1.el9_8, kernel-64k-devel-matched 5.14.0-687.15.1.el9_8, +7 morefixed: vendor fix RHSA-2026:25217
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Red Hat Enterprise Linux AppStream E4S (v.9.2) perf 5.14.0-284.178.1.el9_2, rtla 5.14.0-284.178.1.el9_2, kernel-devel-matched 5.14.0-284.178.1.el9_2, kernel-64k-devel-matched 5.14.0-284.178.1.el9_2, kernel-debug-devel-matched 5.14.0-284.178.1.el9_2, kernel-debuginfo-common-s390x 5.14.0-284.178.1.el9_2, +5 morefixed: vendor fix RHSA-2026:34095
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Red Hat Enterprise Linux AppStream E4S (v.9.4) rv 5.14.0-427.135.1.el9_4, perf 5.14.0-427.135.1.el9_4, rtla 5.14.0-427.135.1.el9_4, kernel-devel-matched 5.14.0-427.135.1.el9_4, kernel-64k-devel-matched 5.14.0-427.135.1.el9_4, kernel-debug-devel-matched 5.14.0-427.135.1.el9_4, +6 morefixed: vendor fix RHSA-2026:34443
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Red Hat Enterprise Linux AppStream EUS (v.9.6) rv 5.14.0-570.125.1.el9_6, perf 5.14.0-570.125.1.el9_6, rtla 5.14.0-570.125.1.el9_6, python3-perf 5.14.0-570.125.1.el9_6, kernel-devel-matched 5.14.0-570.125.1.el9_6, kernel-64k-devel-matched 5.14.0-570.125.1.el9_6, +7 morefixed: vendor fix RHSA-2026:34094
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Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-553.132.1.el8_10, kernel 4.18.0-553.132.1.el8_10, bpftool 4.18.0-553.132.1.el8_10, kernel-core 4.18.0-553.132.1.el8_10, kernel-tools 4.18.0-553.132.1.el8_10, python3-perf 4.18.0-553.132.1.el8_10, +20 morefixed: vendor fix RHSA-2026:25121
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Red Hat Enterprise Linux BaseOS (v. 9) kernel 5.14.0-687.15.1.el9_8, kernel-64k 5.14.0-687.15.1.el9_8, kernel-core 5.14.0-687.15.1.el9_8, kernel-tools 5.14.0-687.15.1.el9_8, kernel-modules 5.14.0-687.15.1.el9_8, kernel-64k-core 5.14.0-687.15.1.el9_8, +29 morefixed: vendor fix RHSA-2026:25217
show 24 moreshow fewer
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Red Hat Enterprise Linux BaseOS AUS (v.8.4) perf 4.18.0-305.197.1.el8_4, kernel 4.18.0-305.197.1.el8_4, bpftool 4.18.0-305.197.1.el8_4, kernel-core 4.18.0-305.197.1.el8_4, kernel-tools 4.18.0-305.197.1.el8_4, python3-perf 4.18.0-305.197.1.el8_4, +8 morefixed: vendor fix RHSA-2026:35896
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Red Hat Enterprise Linux BaseOS AUS (v.8.6) perf 4.18.0-372.199.1.el8_6, kernel 4.18.0-372.199.1.el8_6, bpftool 4.18.0-372.199.1.el8_6, kernel-core 4.18.0-372.199.1.el8_6, kernel-tools 4.18.0-372.199.1.el8_6, python3-perf 4.18.0-372.199.1.el8_6, +8 morefixed: vendor fix RHSA-2026:35894
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Red Hat Enterprise Linux BaseOS E4S (v.8.8) perf 4.18.0-477.150.1.el8_8, kernel 4.18.0-477.150.1.el8_8, bpftool 4.18.0-477.150.1.el8_8, kernel-core 4.18.0-477.150.1.el8_8, kernel-tools 4.18.0-477.150.1.el8_8, python3-perf 4.18.0-477.150.1.el8_8, +14 morefixed: vendor fix RHSA-2026:35863
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Red Hat Enterprise Linux BaseOS E4S (v.9.2) bpftool 7.0.0-284.178.1.el9_2, kernel 5.14.0-284.178.1.el9_2, kernel-64k 5.14.0-284.178.1.el9_2, kernel-core 5.14.0-284.178.1.el9_2, kernel-tools 5.14.0-284.178.1.el9_2, python3-perf 5.14.0-284.178.1.el9_2, +33 morefixed: vendor fix RHSA-2026:34095
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Red Hat Enterprise Linux BaseOS E4S (v.9.4) bpftool 7.3.0-427.135.1.el9_4, kernel 5.14.0-427.135.1.el9_4, kernel-64k 5.14.0-427.135.1.el9_4, kernel-core 5.14.0-427.135.1.el9_4, kernel-tools 5.14.0-427.135.1.el9_4, python3-perf 5.14.0-427.135.1.el9_4, +33 morefixed: vendor fix RHSA-2026:34443
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Red Hat Enterprise Linux BaseOS EUS (v.9.6) kernel 5.14.0-570.125.1.el9_6, kernel-64k 5.14.0-570.125.1.el9_6, kernel-core 5.14.0-570.125.1.el9_6, kernel-tools 5.14.0-570.125.1.el9_6, kernel-modules 5.14.0-570.125.1.el9_6, kernel-64k-core 5.14.0-570.125.1.el9_6, +32 morefixed: vendor fix RHSA-2026:34094
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Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.4) perf 4.18.0-305.197.1.el8_4, kernel 4.18.0-305.197.1.el8_4, bpftool 4.18.0-305.197.1.el8_4, kernel-core 4.18.0-305.197.1.el8_4, kernel-tools 4.18.0-305.197.1.el8_4, python3-perf 4.18.0-305.197.1.el8_4, +8 morefixed: vendor fix RHSA-2026:35896
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Red Hat Enterprise Linux BaseOS EUS EXTENSION (v.8.6) perf 4.18.0-372.199.1.el8_6, kernel 4.18.0-372.199.1.el8_6, bpftool 4.18.0-372.199.1.el8_6, kernel-core 4.18.0-372.199.1.el8_6, kernel-tools 4.18.0-372.199.1.el8_6, python3-perf 4.18.0-372.199.1.el8_6, +8 morefixed: vendor fix RHSA-2026:35894
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Red Hat Enterprise Linux BaseOS TUS (v.8.8) perf 4.18.0-477.150.1.el8_8, kernel 4.18.0-477.150.1.el8_8, bpftool 4.18.0-477.150.1.el8_8, kernel-core 4.18.0-477.150.1.el8_8, kernel-tools 4.18.0-477.150.1.el8_8, python3-perf 4.18.0-477.150.1.el8_8, +8 morefixed: vendor fix RHSA-2026:35863
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Red Hat Enterprise Linux CodeReady Linux Builder (v. 9) libperf 5.14.0-687.15.1.el9_8, kernel-debuginfo-common-s390x 5.14.0-687.15.1.el9_8, kernel-debuginfo-common-x86_64 5.14.0-687.15.1.el9_8, kernel-debuginfo-common-aarch64 5.14.0-687.15.1.el9_8, kernel-debuginfo-common-ppc64le 5.14.0-687.15.1.el9_8fixed: vendor fix RHSA-2026:25217
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Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-553.132.1.el8_10, kernel-debuginfo-common-aarch64 4.18.0-553.132.1.el8_10, kernel-debuginfo-common-ppc64le 4.18.0-553.132.1.el8_10fixed: vendor fix RHSA-2026:25121
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Red Hat Enterprise Linux for Real Time (v. 7 ELS) kernel-rt 3.10.0-1160.155.1.rt56.1307.el7, kernel-rt-trace 3.10.0-1160.155.1.rt56.1307.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1160.155.1.rt56.1307.el7fixed: vendor fix RHSA-2026:41236
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Red Hat Enterprise Linux NFV (v. 8) kernel-rt 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-kvm 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-core 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-modules 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-debug-kvm 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-debug-core 4.18.0-553.132.1.rt7.473.el8_10, +4 morefixed: vendor fix RHSA-2026:25120
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Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-687.15.1.el9_8, kernel-rt-64k 5.14.0-687.15.1.el9_8, kernel-rt-core 5.14.0-687.15.1.el9_8, kernel-rt-modules 5.14.0-687.15.1.el9_8, kernel-rt-64k-core 5.14.0-687.15.1.el9_8, kernel-rt-debug-core 5.14.0-687.15.1.el9_8, +14 morefixed: vendor fix RHSA-2026:25217
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Red Hat Enterprise Linux Real Time E4S (v.9.2) kernel-rt 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-core 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-modules 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-debug-core 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-modules-core 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-debug-modules 5.14.0-284.178.1.rt14.463.el9_2, +4 morefixed: vendor fix RHSA-2026:33900
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Red Hat Enterprise Linux Real Time E4S (v.9.4) kernel-rt 5.14.0-427.135.1.el9_4, kernel-rt-core 5.14.0-427.135.1.el9_4, kernel-rt-modules 5.14.0-427.135.1.el9_4, kernel-rt-debug-core 5.14.0-427.135.1.el9_4, kernel-rt-modules-core 5.14.0-427.135.1.el9_4, kernel-rt-debug-modules 5.14.0-427.135.1.el9_4, +4 morefixed: vendor fix RHSA-2026:34443
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Red Hat Enterprise Linux Real Time EUS (v.9.6) kernel-rt 5.14.0-570.125.1.el9_6, kernel-rt-64k 5.14.0-570.125.1.el9_6, kernel-rt-core 5.14.0-570.125.1.el9_6, kernel-rt-modules 5.14.0-570.125.1.el9_6, kernel-rt-64k-core 5.14.0-570.125.1.el9_6, kernel-rt-debug-core 5.14.0-570.125.1.el9_6, +14 morefixed: vendor fix RHSA-2026:34094
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Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-687.15.1.el9_8, kernel-rt-core 5.14.0-687.15.1.el9_8, kernel-rt-modules 5.14.0-687.15.1.el9_8, kernel-rt-debug-core 5.14.0-687.15.1.el9_8, kernel-rt-modules-core 5.14.0-687.15.1.el9_8, kernel-rt-debug-modules 5.14.0-687.15.1.el9_8, +4 morefixed: vendor fix RHSA-2026:25217
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Red Hat Enterprise Linux Real Time for NFV E4S (v.9.2) kernel-rt 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-kvm 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-core 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-modules 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-debug-kvm 5.14.0-284.178.1.rt14.463.el9_2, kernel-rt-debug-core 5.14.0-284.178.1.rt14.463.el9_2, +6 morefixed: vendor fix RHSA-2026:33900
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Red Hat Enterprise Linux Real Time for NFV E4S (v.9.4) kernel-rt 5.14.0-427.135.1.el9_4, kernel-rt-kvm 5.14.0-427.135.1.el9_4, kernel-rt-core 5.14.0-427.135.1.el9_4, kernel-rt-modules 5.14.0-427.135.1.el9_4, kernel-rt-debug-kvm 5.14.0-427.135.1.el9_4, kernel-rt-debug-core 5.14.0-427.135.1.el9_4, +6 morefixed: vendor fix RHSA-2026:34443
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Red Hat Enterprise Linux Real Time for NFV EUS (v.9.6) kernel-rt 5.14.0-570.125.1.el9_6, kernel-rt-kvm 5.14.0-570.125.1.el9_6, kernel-rt-core 5.14.0-570.125.1.el9_6, kernel-rt-modules 5.14.0-570.125.1.el9_6, kernel-rt-debug-kvm 5.14.0-570.125.1.el9_6, kernel-rt-debug-core 5.14.0-570.125.1.el9_6, +6 morefixed: vendor fix RHSA-2026:34094
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Red Hat Enterprise Linux RT (v. 8) kernel-rt 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-core 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-modules 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-debug-core 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-debug-modules 4.18.0-553.132.1.rt7.473.el8_10, kernel-rt-modules-extra 4.18.0-553.132.1.rt7.473.el8_10, +2 morefixed: vendor fix RHSA-2026:25120
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Red Hat Enterprise Linux Server (v. 7 ELS) perf 3.10.0-1160.155.1.el7, kernel 3.10.0-1160.155.1.el7, bpftool 3.10.0-1160.155.1.el7, python-perf 3.10.0-1160.155.1.el7, kernel-kdump 3.10.0-1160.155.1.el7, kernel-tools 3.10.0-1160.155.1.el7, +7 more Red Hat Enterprise Linux Server Optional (v. 7 ELS) kernel-debuginfo-common-ppc64 3.10.0-1160.155.1.el7, kernel-debuginfo-common-x86_64 3.10.0-1160.155.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-1160.155.1.el7fixed: vendor fix RHSA-2026:36216
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Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 10 kernelnot 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
- total
- Assessed
- 23 d ago
Exploit prediction
0.14% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CISA ADP | 3.1 | 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
- Linux Linux
- Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support
- Red Hat Red Hat Enterprise Linux 8
- Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
- Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
- Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
- Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On
- Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service
- Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
- Red Hat Red Hat Enterprise Linux 9
- Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
- Red Hat Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions
- Red Hat Red Hat Enterprise Linux 9.6 Extended Update Support
- Red Hat Red Hat Enterprise Linux 10
- Red Hat Red Hat Enterprise Linux 6
Classification
- Weakness
-
- CWE-366 Race Condition within a Thread
- Technology feeds
References
- git.kernel.org /stable/c/654aeddbc6e0f6e56531985bb12328ab4230c6c1
- git.kernel.org /stable/c/2d8b30b496bc53e961ba7415fd629fc27813017c
- git.kernel.org /stable/c/f0dbd9355ce1e93808541260c7ffab7956df9233
-
git.kernel.org
/stable/c/1e2a44875b6afb4add1115f7f3351dcbeb6f273d
patch
-
git.kernel.org
/stable/c/8b7833f3bce35cb0d01c1503781523c099c675f0
patch
-
git.kernel.org
/stable/c/c9341307ea16b9395c2e4c9c94d8499d91fe31d0
patch
-
access.redhat.com
/errata/RHSA-2026:36216
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:41236
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:34095
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:34443
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:34094
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:25217
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:25121
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:35896
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:35894
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:35863
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:25120
vendor-advisory
-
access.redhat.com
/errata/RHSA-2026:33900
vendor-advisory
-
access.redhat.com
/security/cve/CVE-2026-46181
vdb-entry
-
bugzilla.redhat.com
/show_bug.cgi?id=2482532
issue-tracking
- security.access.redhat.com /data/csaf/v2/vex/2026/cve-2026-46181.json
Sources
- CVE List CVE-2026-46181
- NVD CVE-2026-46181
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.