Vulnerability · Published May 28, 2026 · Assigned by Linux

CVE-2026-46152wifi: mac80211: drop stray 'static' from fast-RX rx_result

High 8.8

In plain English

A high-severity race condition in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 6% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.2%top 93.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: drop stray 'static' from fast-RX rx_result ieee80211_invoke_fast_rx() is documented as safe for parallel RX, but its per-invocation rx_result is declared static. Concurrent callers then share one instance and can overwrite each other's result between ieee80211_rx_mesh_data() and the switch on res. That can make a packet that was queued or consumed by ieee80211_rx_mesh_data() fall through into ieee80211_rx_8023(), or make a packet that should continue return as queued. Make res an automatic variable so each invocation keeps its own result.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:10kernel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-devel-matched6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-debug-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-modules6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-modules-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-debug-modules-extra6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-devel-matched6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-modules6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-modules-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-64k-modules-extra6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-64k-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-abi-stablelists6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-abi-stablelists4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-abi-stablelists5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-core4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-cross-headers6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-cross-headers4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-cross-headers5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-debug4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-debug-core4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-debug-devel4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-devel-matched6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-debug-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-modules6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-debug-modules4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-modules-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-modules-extra6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-debug-modules-extra4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-debug-uki-virt6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-debug-uki-virt5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-devel4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-devel-matched6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-doc6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-doc4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-doc5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-headers6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-headers4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-headers5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-modules4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules-extra6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-modules-extra4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-modules-extra-matched6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:10kernel-rt6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-modules6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-modules-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-debug-modules-extra6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-modules6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-modules-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-64k-modules-extra6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-64k-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt-core4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt-debug4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt-debug5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt-debug-core4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt-debug-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt-debug-devel4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt-debug-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-modules6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt-debug-modules4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt-debug-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-modules-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-debug-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-debug-modules-extra6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt-debug-modules-extra4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt-debug-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt-devel4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-modules6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt-modules4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-modules-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-rt-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-rt-modules-extra6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-rt-modules-extra4.18.0-553.134.1.rt7.475.el8_10ALSA-2026:26428
AlmaLinux:9kernel-rt-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-tools6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-tools4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-tools5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-tools-libs6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-tools-libs4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-tools-libs5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-tools-libs-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-tools-libs-devel4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-tools-libs-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-uki-virt6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-uki-virt5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-uki-virt-addons6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-uki-virt-addons5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-zfcpdump4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-zfcpdump5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-zfcpdump-core4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-zfcpdump-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-devel6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-zfcpdump-devel4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-zfcpdump-devel5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-devel-matched6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-zfcpdump-devel-matched5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-modules6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-zfcpdump-modules4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-zfcpdump-modules5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-modules-core6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9kernel-zfcpdump-modules-core5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10kernel-zfcpdump-modules-extra6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9kernel-zfcpdump-modules-extra5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10libperf6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9libperf5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10perf6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8perf4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9perf5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10python3-perf6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:8python3-perf4.18.0-553.134.1.el8_10ALSA-2026:26427
AlmaLinux:9python3-perf5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10rtla6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9rtla5.14.0-687.17.1.el9_8ALSA-2026:27789
AlmaLinux:10rv6.12.0-211.26.1.el10_2ALSA-2026:27288
AlmaLinux:9rv5.14.0-687.17.1.el9_8ALSA-2026:27789
Debian:13linux6.12.88-1DEBIAN-CVE-2026-46152
Debian:14linux7.0.7-1DEBIAN-CVE-2026-46152
Rocky Linux:10kernel0:6.12.0-211.26.1.el10_2RLSA-2026:27288
Rocky Linux:8kernel0:4.18.0-553.134.1.el8_10RLSA-2026:26427
Rocky Linux:9kernel0:5.14.0-687.17.1.el9_8RLSA-2026:27789
Ubuntu:24.04:LTSlinux6.8.0-136.136UBUNTU-CVE-2026-46152
Ubuntu:25.10linuxno fix listedUBUNTU-CVE-2026-46152
Ubuntu:26.04:LTSlinux7.0.0-28.28UBUNTU-CVE-2026-46152
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2026-46152
Ubuntu:24.04:LTSlinux-aws6.8.0-1061.64UBUNTU-CVE-2026-46152
Ubuntu:25.10linux-awsno fix listedUBUNTU-CVE-2026-46152
Ubuntu:26.04:LTSlinux-aws7.0.0-1009.9UBUNTU-CVE-2026-46152
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2026-46152
Ubuntu:24.04:LTSlinux-aws-6.14no fix listedUBUNTU-CVE-2026-46152
Ubuntu:24.04:LTSlinux-aws-6.17no fix listedUBUNTU-CVE-2026-46152
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2026-46152

Affected products (as reported)

VendorProductVersions
Linux Linux 3468e1e0c639032a603450f0830ccabfa76f5806 – before 03584528bfffb195e384698af9148b94e42e3f143468e1e0c639032a603450f0830ccabfa76f5806 – before 1739fc31b4de06c5c78ce0741182770fb079091e3468e1e0c639032a603450f0830ccabfa76f5806 – before e131562d6f2b958148c35c98831b007f47f0e3d33468e1e0c639032a603450f0830ccabfa76f5806 – before 3ef44f96ccc3e06e059dec57842e366f0c4b18933468e1e0c639032a603450f0830ccabfa76f5806 – before 7a5b81e0c87a075afd572f659d8eb68c9c4cd2ba
Linux Linux 6.4

Weakness: CWE-1058, CWE-362 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References