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OpenAdvisories
Unscored CVE-2026-46028 EUVD-2026-32409GHSA-mcp6-p965-q62g

crypto: algif_aead - snapshot IV for async AEAD requests

Published May 27, 2026 · Updated Nov 6, 2026 · Assigned by Linux

Vendor: Linux Product: Linux Package: linux Package: linux Package: linux-allwinner-5.19 Package: linux-aws Package: linux-aws-5.0 Package: linux-aws-5.11 Package: linux-aws-5.13 Package: linux-aws-5.15 Package: linux-aws-5.19 Package: linux-aws-5.3 Package: linux-aws-5.4 Package: linux-aws-5.8 Package: linux-aws-6.14 Package: linux-aws-6.17 Package: linux-aws-6.2 Package: linux-aws-6.5 Package: linux-aws-6.8 Package: linux-aws-fips Package: linux-aws-hwe Package: linux-azure Package: linux-azure-4.15 Package: linux-azure-5.11 Package: linux-azure-5.13 Package: linux-azure-5.15 Package: linux-azure-5.19 Package: linux-azure-5.3 Package: linux-azure-5.4 Package: linux-azure-5.8 Package: linux-azure-6.11 Package: linux-azure-6.14 Package: linux-azure-6.17 Package: linux-azure-6.2 Package: linux-azure-6.5 Package: linux-azure-6.8 Package: linux-azure-edge Package: linux-azure-fde Package: linux-azure-fde-5.19 Package: linux-azure-fde-6.14 Package: linux-azure-fde-6.2 Package: linux-azure-fde-6.8 Package: linux-azure-fips Package: linux-azure-nvidia Package: linux-azure-nvidia-6.14 Package: linux-bluefield Package: linux-fips Package: linux-gcp Package: linux-gcp-4.15 Package: linux-gcp-5.11 Package: linux-gcp-5.13 Package: linux-gcp-5.15 Package: linux-gcp-5.19 Package: linux-gcp-5.3 Package: linux-gcp-5.4 Package: linux-gcp-5.8 Package: linux-gcp-6.11 Package: linux-gcp-6.14 Package: linux-gcp-6.17 Package: linux-gcp-6.2 Package: linux-gcp-6.5 Package: linux-gcp-6.8 Package: linux-gcp-fips Package: linux-gke Package: linux-gke-4.15 Package: linux-gke-5.15 Package: linux-gke-5.4 Package: linux-gkeop Package: linux-gkeop-5.15 Package: linux-gkeop-5.4 Package: linux-hwe Package: linux-hwe-5.11 Package: linux-hwe-5.13 Package: linux-hwe-5.15 Package: linux-hwe-5.19 Package: linux-hwe-5.4 Package: linux-hwe-5.8 Package: linux-hwe-6.11 Package: linux-hwe-6.14 Package: linux-hwe-6.17 Package: linux-hwe-6.2 Package: linux-hwe-6.5 Package: linux-hwe-6.8 Package: linux-hwe-7.0 Package: linux-hwe-edge Package: linux-ibm Package: linux-ibm-5.15 Package: linux-ibm-5.4 Package: linux-ibm-6.8 Package: linux-intel-5.13 Package: linux-intel-iot-realtime Package: linux-intel-iotg Package: linux-intel-iotg-5.15 Package: linux-iot Package: linux-kvm Package: linux-lowlatency Package: linux-lowlatency-hwe-5.15 Package: linux-lowlatency-hwe-5.19 Package: linux-lowlatency-hwe-6.11 Package: linux-lowlatency-hwe-6.2 Package: linux-lowlatency-hwe-6.5 Package: linux-lowlatency-hwe-6.8 Package: linux-nvidia Package: linux-nvidia-6.11 Package: linux-nvidia-6.17 Package: linux-nvidia-6.2 Package: linux-nvidia-6.5 Package: linux-nvidia-6.8 Package: linux-nvidia-lowlatency Package: linux-nvidia-tegra Package: linux-nvidia-tegra-5.15 Package: linux-nvidia-tegra-igx Package: linux-oem Package: linux-oem-5.10 Package: linux-oem-5.13 Package: linux-oem-5.14 Package: linux-oem-5.17 Package: linux-oem-5.6 Package: linux-oem-6.0 Package: linux-oem-6.1 Package: linux-oem-6.11 Package: linux-oem-6.14 Package: linux-oem-6.17 Package: linux-oem-6.5 Package: linux-oem-6.8 Package: linux-oem-7.0 Package: linux-oracle Package: linux-oracle-5.0 Package: linux-oracle-5.11 Package: linux-oracle-5.13 Package: linux-oracle-5.15 Package: linux-oracle-5.3 Package: linux-oracle-5.4 Package: linux-oracle-5.8 Package: linux-oracle-6.14 Package: linux-oracle-6.17 Package: linux-oracle-6.5 Package: linux-oracle-6.8 Package: linux-raspi Package: linux-raspi-5.4 Package: linux-raspi-realtime Package: linux-raspi2 Package: linux-realtime Package: linux-realtime-6.14 Package: linux-realtime-6.17 Package: linux-realtime-6.8 Package: linux-riscv Package: linux-riscv-5.11 Package: linux-riscv-5.15 Package: linux-riscv-5.19 Package: linux-riscv-5.8 Package: linux-riscv-6.14 Package: linux-riscv-6.17 Package: linux-riscv-6.5 Package: linux-riscv-6.8 Package: linux-starfive-5.19 Package: linux-starfive-6.2 Package: linux-starfive-6.5 Package: linux-vmware Package: linux-xilinx Package: linux-xilinx-zynqmp Platform: Linux Ecosystem: Debian Ecosystem: Ubuntu

Description

In the Linux kernel, the following vulnerability has been resolved:

crypto: algif_aead - snapshot IV for async AEAD requests

AF_ALG AEAD AIO requests currently use the socket-wide IV buffer during
request processing. For async requests, later socket activity can
update that shared state before the original request has fully
completed, which can lead to inconsistent IV handling.

Snapshot the IV into per-request storage when preparing the AEAD
request, so in-flight operations no longer depend on mutable socket
state.

Affected products

VendorProductAffectedFixed
Linux Linux 4.14 5.10.254

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 linux 7.0.4-1 —
Debian 13 linux 6.12.85-1 —
Debian 12 linux 6.1.170-1 —
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 24.04 LTS linux-bluefield 6.8.0-1022.26 —
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1092.94 —
Ubuntu 26.04 LTS linux 7.0.0-27.27 USN-8488-1
Ubuntu 26.04 LTS linux-aws +1 7.0.0-1008.8 USN-8489-1, USN-8488-1
Ubuntu 26.04 LTS linux-azure 7.0.0-1010.10 USN-8603-1
Ubuntu 26.04 LTS linux-gcp +1 7.0.0-1007.7 USN-8488-1
Ubuntu 26.04 LTS linux-ibm +1 7.0.0-1009.9 USN-8603-1, USN-8488-1
Ubuntu 26.04 LTS linux-nvidia 7.0.0-1013.13 USN-8507-1
Ubuntu 26.04 LTS linux-raspi 7.0.0-1014.14 USN-8488-2
Ubuntu 26.04 LTS linux-riscv +1 7.0.0-27.27.1 USN-8488-1
Ubuntu 25.10 linux 6.17.0-29.29 —
Ubuntu 25.10 linux-aws +1 6.17.0-1015.15 —
Ubuntu 25.10 linux-azure-fde No fix yet —
Ubuntu 25.10 linux-gcp 6.17.0-1018.19 USN-8374-1
Ubuntu 25.10 linux-oracle 6.17.0-1014.14 —
Ubuntu 25.10 linux-raspi 6.17.0-1017.17 —
Ubuntu 25.10 linux-realtime 6.17.0-1013.15 —
Ubuntu 25.10 linux-riscv 6.17.0-29.29.1 —
Ubuntu 24.04 LTS linux 6.8.0-117.117 —
Ubuntu 24.04 LTS linux-aws 6.8.0-1055.58 —
Ubuntu 24.04 LTS linux-aws-6.17 6.17.0-1017.17~24.04.1 USN-8374-1
Ubuntu 24.04 LTS linux-azure 6.8.0-1056.62 —
Ubuntu 24.04 LTS linux-azure-6.17 6.17.0-1015.15~24.04.1 —
Ubuntu 24.04 LTS linux-azure-fde 6.8.0-1058.65 —
Ubuntu 24.04 LTS linux-azure-nvidia 6.8.0-1039.42 —
Ubuntu 24.04 LTS linux-gcp 6.8.0-1058.61 —
Ubuntu 24.04 LTS linux-gcp-6.17 6.17.0-1018.19~24.04.1 USN-8374-1
Ubuntu 24.04 LTS linux-gke 6.8.0-1054.60 —
Ubuntu 24.04 LTS linux-gkeop 6.8.0-1041.44 —
Ubuntu 24.04 LTS linux-hwe-6.17 6.17.0-29.29~24.04.1 —
Ubuntu 24.04 LTS linux-hwe-7.0 7.0.0-28.28~24.04.1 USN-8569-1
Ubuntu 24.04 LTS linux-ibm 6.8.0-1055.56 —
Ubuntu 24.04 LTS linux-lowlatency 6.8.0-117.117.1 —
Ubuntu 24.04 LTS linux-nvidia 6.8.0-1054.57 —
Ubuntu 24.04 LTS linux-nvidia-6.17 6.17.0-1026.26 USN-8508-1
Ubuntu 24.04 LTS linux-nvidia-lowlatency 6.8.0-1054.57.1 —
Ubuntu 24.04 LTS linux-nvidia-tegra 6.8.0-1025.25 USN-8350-1
Ubuntu 24.04 LTS linux-oem-6.17 6.17.0-1023.23 —
Ubuntu 24.04 LTS linux-oracle 6.8.0-1054.55 —
Ubuntu 24.04 LTS linux-oracle-6.17 6.17.0-1014.14~24.04.1 —
Ubuntu 24.04 LTS linux-raspi 6.8.0-1056.60 —
Ubuntu 24.04 LTS linux-riscv +18 No fix yet —
Ubuntu 24.04 LTS linux-riscv-6.17 6.17.0-29.29.1~24.04.1 —
Ubuntu 24.04 LTS linux-xilinx 6.8.0-1032.33 USN-8499-1
Show 17 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 22.04 LTS linux +1 5.15.0-179.189 USN-8351-1
Ubuntu 22.04 LTS linux-aws 5.15.0-1108.115 —
Ubuntu 22.04 LTS linux-aws-6.8 6.8.0-1057.60~22.04.1 —
Ubuntu 22.04 LTS linux-azure +1 5.15.0-1114.123 USN-8426-2
Ubuntu 22.04 LTS linux-azure-6.8 6.8.0-1059.65~22.04.1 USN-8440-1
Ubuntu 22.04 LTS linux-azure-fde-6.8 6.8.0-1058.65~22.04.1 —
Ubuntu 22.04 LTS linux-gcp 5.15.0-1108.117 —
Ubuntu 22.04 LTS linux-gcp-6.8 6.8.0-1060.63~22.04.1 —
Ubuntu 22.04 LTS linux-gke 5.15.0-1104.110 —
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1091.99 —
Ubuntu 22.04 LTS linux-hwe-6.8 6.8.0-124.124~22.04.1 —
Ubuntu 22.04 LTS linux-ibm +1 5.15.0-1102.105 —
Ubuntu 22.04 LTS linux-ibm-6.8 6.8.0-1055.56~22.04.1 —
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1103.109 —
Ubuntu 22.04 LTS linux-kvm 5.15.0-1100.105 —
Ubuntu 22.04 LTS linux-lowlatency-hwe-6.8 6.8.0-117.117.1~22.04.1 —
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1103.104 —
Ubuntu 22.04 LTS linux-nvidia-6.8 6.8.0-1054.57~22.04.1 —
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1060.60 —
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1049.49 —
Ubuntu 22.04 LTS linux-oracle 5.15.0-1105.111 —
Ubuntu 22.04 LTS linux-oracle-6.8 6.8.0-1054.55~22.04.1 —
Ubuntu 22.04 LTS linux-riscv +32 No fix yet —
Ubuntu 22.04 LTS linux-riscv-6.8 6.8.0-117.117~22.04.1 —
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1074.78 USN-8528-1
Ubuntu 20.04 LTS linux-gke +28 No fix yet —
Ubuntu 18.04 LTS linux-gcp +14 No fix yet —
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Ubuntu Pro Realtime 24.04 LTS linux-raspi-realtime 6.8.0-2045.46 —
Ubuntu Pro Realtime 24.04 LTS linux-realtime 6.8.1-1051.52 —
Ubuntu Pro Realtime 24.04 LTS linux-realtime-6.14 No fix yet —
Ubuntu Pro Realtime 24.04 LTS linux-realtime-6.17 6.17.0-1013.15~24.04.1 —
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1100.102 —
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1107.116 —
Ubuntu Pro Realtime 22.04 LTS linux-realtime-6.8 6.8.1-1051.52~22.04.1 —
Ubuntu Pro FIPS 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS 18.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-updates 24.04 LTS linux-aws-fips 6.8.0-1055.58+fips1 —
Ubuntu Pro FIPS-updates 24.04 LTS linux-azure-fips 6.8.0-1059.65+fips1 USN-8393-1
Ubuntu Pro FIPS-updates 24.04 LTS linux-fips 6.8.0-124.124+fips1 —
Ubuntu Pro FIPS-updates 24.04 LTS linux-gcp-fips 6.8.0-1058.61+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-aws-fips 5.15.0-1108.115+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-azure-fips 5.15.0-1114.123+fips1 USN-8426-1
Ubuntu Pro FIPS-updates 22.04 LTS linux-fips 5.15.0-179.189+fips1 —
Ubuntu Pro FIPS-updates 22.04 LTS linux-gcp-fips 5.15.0-1108.117+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-aws-fips 5.4.0-1159.169+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-azure-fips 5.4.0-1163.169+fips1 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips 5.4.0-1133.143 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-gcp-fips 5.4.0-1162.171+fips1 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-aws-fips 4.15.0-2130.136 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-azure-fips 4.15.0-2110.116 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-fips 4.15.0-1147.159 —
Ubuntu Pro FIPS-updates 18.04 LTS linux-gcp-fips 4.15.0-2093.99 —
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro 20.04 LTS linux 5.4.0-230.250 —
Ubuntu Pro 20.04 LTS linux-aws 5.4.0-1159.169 —
Ubuntu Pro 20.04 LTS linux-aws-5.15 5.15.0-1108.115~20.04.1 —
Ubuntu Pro 20.04 LTS linux-azure 5.4.0-1163.169 —
Ubuntu Pro 20.04 LTS linux-azure-5.15 5.15.0-1114.123~20.04.1 USN-8426-1
Ubuntu Pro 20.04 LTS linux-bluefield 5.4.0-1118.125 —
Ubuntu Pro 20.04 LTS linux-gcp 5.4.0-1162.171 —
Ubuntu Pro 20.04 LTS linux-gcp-5.15 5.15.0-1108.117~20.04.1 —
Ubuntu Pro 20.04 LTS linux-hwe-5.15 +1 5.15.0-179.189~20.04.1 —
Ubuntu Pro 20.04 LTS linux-ibm 5.4.0-1105.110 —
Ubuntu Pro 20.04 LTS linux-ibm-5.15 5.15.0-1102.105~20.04.1 —
Ubuntu Pro 20.04 LTS linux-intel-iotg-5.15 5.15.0-1103.109~20.04.1 —
Ubuntu Pro 20.04 LTS linux-iot 5.4.0-1063.66 —
Ubuntu Pro 20.04 LTS linux-kvm 5.4.0-1146.155 —
Ubuntu Pro 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1060.60~20.04.1 —
Ubuntu Pro 20.04 LTS linux-oracle 5.4.0-1157.167 —
Ubuntu Pro 20.04 LTS linux-oracle-5.15 5.15.0-1106.112~20.04.1 USN-8462-1
Ubuntu Pro 20.04 LTS linux-raspi 5.4.0-1143.156 USN-8391-1
Ubuntu Pro 20.04 LTS linux-riscv-5.15 5.15.0-1102.106~20.04.1 —
Ubuntu Pro 20.04 LTS linux-xilinx-zynqmp 5.4.0-1077.81 —
Ubuntu Pro 18.04 LTS linux 4.15.0-250.262 —
Ubuntu Pro 18.04 LTS linux-aws 4.15.0-1192.205 —
Ubuntu Pro 18.04 LTS linux-aws-5.4 5.4.0-1160.170~18.04.1 USN-8392-1
Ubuntu Pro 18.04 LTS linux-azure-4.15 4.15.0-1201.216 —
Ubuntu Pro 18.04 LTS linux-azure-5.4 5.4.0-1163.169~18.04.1 —
Ubuntu Pro 18.04 LTS linux-gcp-4.15 4.15.0-1185.202 —
Ubuntu Pro 18.04 LTS linux-gcp-5.4 5.4.0-1162.171~18.04.1 —
Ubuntu Pro 18.04 LTS linux-hwe-5.4 5.4.0-231.251~18.04.1 USN-8392-1
Ubuntu Pro 18.04 LTS linux-ibm-5.4 5.4.0-1105.110~18.04.1 —
Ubuntu Pro 18.04 LTS linux-kvm 4.15.0-1174.179 —
Ubuntu Pro 18.04 LTS linux-oracle 4.15.0-1154.165 —
Ubuntu Pro 18.04 LTS linux-oracle-5.4 5.4.0-1157.167~18.04.1 —
Ubuntu Pro 18.04 LTS linux-raspi-5.4 5.4.0-1143.156~18.04.1 USN-8391-1
Ubuntu Pro 16.04 LTS linux-aws-hwe 4.15.0-1192.205~16.04.1 USN-8441-1
Ubuntu Pro 16.04 LTS linux-azure 4.15.0-1201.216~16.04.1 USN-8441-1
Ubuntu Pro 16.04 LTS linux-gcp 4.15.0-1185.202~16.04.1 USN-8441-1
Ubuntu Pro 16.04 LTS linux-hwe 4.15.0-250.262~16.04.1 USN-8441-1
Ubuntu Pro 16.04 LTS linux-oracle 4.15.0-1154.165~16.04.1 USN-8441-1
Ubuntu Pro 14.04 LTS linux-azure 4.15.0-1201.216~14.04.1 —
ReleasePackageFixed inAdvisory
SLES 15 SP7 kernel-64kb +6 6.4.0-150700.53.66.1 SUSE-SU-2026:2800-1
SLES 15 SP7 kernel-default-base 6.4.0-150700.53.66.1.150700.17.39.1 SUSE-SU-2026:2800-1
SLES 15 SP7 kernel-docs 6.4.0-150700.53.66.2 SUSE-SU-2026:2800-1
SLES 12 SP5 kernel-syms +2 4.12.14-122.320.1 SUSE-SU-2026:2914-1
Show 8 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 16.0 kernel-64kb +8 6.12.0-160000.40.1 SUSE-SU-2026:24446-1
SLES for SAP 16.0 kernel-default-base 6.12.0-160000.40.1.160000.2.29 SUSE-SU-2026:24446-1
SLES 16.0 kernel-64kb +8 6.12.0-160000.40.1 SUSE-SU-2026:24446-1, SUSE-SU-2026:24437-1
SLES 16.0 kernel-default-base 6.12.0-160000.40.1.160000.2.29 SUSE-SU-2026:24446-1
SLE Micro 6.2 kernel-default-base 6.12.0-160000.40.1.160000.2.29 SUSE-SU-2026:24422-1
SLE Micro 6.2 kernel-rt +5 6.12.0-160000.40.1 SUSE-SU-2026:24422-1, SUSE-SU-2026:24386-1
SLE Micro 6.1 kernel-rt +4 6.4.0-49.1 SUSE-SU-2026:22666-1, SUSE-SU-2026:22665-1
SLE Micro 6.0 kernel-rt +4 6.4.0-49.1 SUSE-SU-2026:22522-1, SUSE-SU-2026:22521-1
SLE Live Patching 15 SP7 kernel-default 6.4.0-150700.53.66.1 SUSE-SU-2026:2800-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7-RT_Update_17 1-150700.1.3.1 SUSE-SU-2026:2799-1
SLE Live Patching 15 SP7 kernel-livepatch-SLE15-SP7_Update_18 1-150700.15.3.1 SUSE-SU-2026:2800-1
SLE Live Patching 12 SP5 kernel-default 4.12.14-122.320.1 SUSE-SU-2026:2914-1
SLE Live Patching 12 SP5 kgraft-patch-SLE12-SP5_Update_85 1-8.3.1 SUSE-SU-2026:2914-1
SUSE Real Time Module 15 SP7 kernel-rt +2 6.4.0-150700.7.62.1 SUSE-SU-2026:2799-1
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed kernel-source 7.0.11-1.1 openSUSE-SU-2026:10954-1
openSUSE Leap 16.0 kernel-default-base 6.12.0-160000.40.1.160000.2.29 openSUSE-SU-2026:22167-1
openSUSE Leap 16.0 kernel-rt +11 6.12.0-160000.40.1 openSUSE-SU-2026:22167-1

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 kernel-livepatch-6.18.20-41.237 +2 1:1.0-0.amzn2023 ALAS2023-2026-1651, ALAS2023-2026-1650, ALAS2023-2026-1649
Amazon Linux 2023 perf +11 1:6.1.168-203.330.amzn2023 ALAS2023-2026-1651
Amazon Linux 2023 perf6.12 +11 1:6.12.80-106.156.amzn2023 ALAS2023-2026-1650
Amazon Linux 2023 perf6.18 +11 1:6.18.20-41.237.amzn2023 ALAS2023-2026-1649
Amazon Linux 2 kernel-livepatch-4.14.355-281.727 1.0-0.amzn2 ALAS2-2026-3289
Amazon Linux 2 perf +8 4.14.355-281.727.amzn2 ALAS2-2026-3289

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 9 kernel-uek +34 6.12.0-204.92.4.2.el10uek ELSA-2026-50372

Advisories 39

References