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OpenAdvisories
High · 8.1 CVE-2024-50215 EUVD-2024-44717GHSA-frfw-f98c-6jvj

nvmet-auth: assign dh_key to NULL after kfree_sensitive

Published Nov 9, 2024 · Updated Aug 5, 2026 · Assigned by Linux

Vendor: Linux Product: Linux Package: kernel 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-5.19 Package: linux-aws-5.3 Package: linux-aws-5.8 Package: linux-aws-6.2 Package: linux-aws-6.5 Package: linux-aws-6.8 Package: linux-azure Package: linux-azure-5.11 Package: linux-azure-5.13 Package: linux-azure-5.19 Package: linux-azure-5.3 Package: linux-azure-5.8 Package: linux-azure-6.11 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-6.2 Package: linux-azure-nvidia Package: linux-fips Package: linux-gcp Package: linux-gcp-5.11 Package: linux-gcp-5.13 Package: linux-gcp-5.19 Package: linux-gcp-5.3 Package: linux-gcp-5.8 Package: linux-gcp-6.11 Package: linux-gcp-6.2 Package: linux-gcp-6.5 Package: linux-gcp-6.8 Package: linux-gke Package: linux-gke-4.15 Package: linux-gke-5.15 Package: linux-gke-5.4 Package: linux-gkeop Package: linux-gkeop-5.4 Package: linux-hwe Package: linux-hwe-5.11 Package: linux-hwe-5.13 Package: linux-hwe-5.19 Package: linux-hwe-5.8 Package: linux-hwe-6.2 Package: linux-hwe-6.5 Package: linux-hwe-6.8 Package: linux-hwe-edge Package: linux-ibm Package: linux-ibm-6.8 Package: linux-intel-5.13 Package: linux-intel-iot-realtime Package: linux-lowlatency Package: linux-lowlatency-hwe-5.19 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-6.2 Package: linux-nvidia-6.5 Package: linux-nvidia-6.8 Package: linux-nvidia-lowlatency Package: linux-nvidia-tegra 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-6.5 Package: linux-oem-6.8 Package: linux-oracle Package: linux-oracle-5.0 Package: linux-oracle-5.11 Package: linux-oracle-5.13 Package: linux-oracle-5.3 Package: linux-oracle-5.8 Package: linux-oracle-6.5 Package: linux-oracle-6.8 Package: linux-raspi Package: linux-raspi-realtime Package: linux-raspi2 Package: linux-realtime Package: linux-realtime-6.8 Package: linux-riscv Package: linux-riscv-5.11 Package: linux-riscv-5.19 Package: linux-riscv-5.8 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-xilinx Platform: Linux Ecosystem: Azure Linux Ecosystem: Debian Ecosystem: Ubuntu

Description

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

nvmet-auth: assign dh_key to NULL after kfree_sensitive

ctrl->dh_key might be used across multiple calls to nvmet_setup_dhgroup()
for the same controller. So it's better to nullify it after release on
error path in order to avoid double free later in nvmet_destroy_auth().

Found by Linux Verification Center (linuxtesting.org) with Svace.

Affected products

VendorProductAffectedFixed
Linux Linux 6.0 6.1.116

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 6.11.7-1 —
Debian 13 linux 6.11.7-1 —
Debian 12 linux 6.1.119-1 DSA-5818-1
Debian 11 linux-6.1 6.1.119-1~deb11u1 DLA-4008-1
ReleasePackageFixed inAdvisory
Ubuntu 24.04 LTS linux 6.8.0-58.60 USN-7449-1
Ubuntu 24.04 LTS linux-aws 6.8.0-1027.29 USN-7449-1
Ubuntu 24.04 LTS linux-azure 6.8.0-1027.32 USN-7449-1
Ubuntu 24.04 LTS linux-azure-6.11 6.11.0-1012.12~24.04.1 —
Ubuntu 24.04 LTS linux-azure-nvidia 6.8.0-1014.15 USN-7468-1
Ubuntu 24.04 LTS linux-gcp 6.8.0-1028.30 USN-7450-1
Ubuntu 24.04 LTS linux-gcp-6.11 6.11.0-1011.11~24.04.1 —
Ubuntu 24.04 LTS linux-gke 6.8.0-1023.27 USN-7450-1
Ubuntu 24.04 LTS linux-gkeop 6.8.0-1010.12 USN-7450-1
Ubuntu 24.04 LTS linux-ibm 6.8.0-1024.24 USN-7449-1
Ubuntu 24.04 LTS linux-nvidia 6.8.0-1026.29 USN-7449-1
Ubuntu 24.04 LTS linux-nvidia-6.11 6.11.0-1007.7 —
Ubuntu 24.04 LTS linux-nvidia-lowlatency 6.8.0-1026.29.1 USN-7449-1
Ubuntu 24.04 LTS linux-nvidia-tegra 6.8.0-1008.8 —
Ubuntu 24.04 LTS linux-oem-6.11 6.11.0-1015.15 USN-7310-1
Ubuntu 24.04 LTS linux-oem-6.8 6.8.0-1026.26 USN-7449-1
Ubuntu 24.04 LTS linux-oracle 6.8.0-1024.25 USN-7449-1
Ubuntu 24.04 LTS linux-raspi 6.8.0-1028.32 USN-7524-1
Ubuntu 24.04 LTS linux-realtime +1 No fix yet —
Ubuntu 24.04 LTS linux-riscv +1 6.8.0-58.60.1 USN-7449-1
Ubuntu 24.04 LTS linux-xilinx 6.8.0-1017.18 —
Ubuntu 22.04 LTS linux-aws-6.8 6.8.0-1027.29~22.04.1 USN-7451-1
Ubuntu 22.04 LTS linux-azure-6.8 6.8.0-1027.32~22.04.1 USN-7449-1
Ubuntu 22.04 LTS linux-gcp-6.8 6.8.0-1028.30~22.04.1 USN-7452-1
Ubuntu 22.04 LTS linux-hwe-6.8 6.8.0-58.60~22.04.1 USN-7449-2
Ubuntu 22.04 LTS linux-ibm-6.8 6.8.0-1024.24~22.04.1 —
Ubuntu 22.04 LTS linux-nvidia-6.8 6.8.0-1026.29~22.04.1 USN-7449-1
Ubuntu 22.04 LTS linux-oracle-6.8 6.8.0-1024.25~22.04.1 USN-7449-1
Ubuntu 22.04 LTS linux-riscv +32 No fix yet —
Ubuntu 22.04 LTS linux-riscv-6.8 +1 6.8.0-58.60.1~22.04.1 USN-7449-1
Ubuntu 20.04 LTS linux-gke +26 No fix yet —
Ubuntu 18.04 LTS linux-gcp +13 No fix yet —
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Show 3 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro Realtime 24.04 LTS linux-raspi-realtime 6.8.0-2023.24 USN-7523-1
Ubuntu Pro Realtime 24.04 LTS linux-realtime 6.8.1-1020.21 USN-7453-1
Ubuntu Pro Realtime 22.04 LTS linux-realtime-6.8 6.8.1-1020.21~22.04.1 —
Ubuntu Pro FIPS-updates 24.04 LTS linux-fips 6.8.0-78.78+fips1 —
ReleasePackageFixed inAdvisory
RHEL 9 rv +77 5.14.0-570.12.1.el9_6 RHSA-2025:6966
ReleasePackageFixed inAdvisory
SLES 15 SP6 kernel-64kb +6 6.4.0-150600.23.30.1 SUSE-SU-2024:4318-1
SLES 15 SP6 kernel-azure +2 6.4.0-150600.8.20.1 SUSE-SU-2024:4316-1
SLES 15 SP6 kernel-coco +3 6.4.0-15061.9.coco15sp6.1 SUSE-SU-2024:4387-1
SLES 15 SP6 kernel-default-base 6.4.0-150600.23.30.1.150600.12.12.6 SUSE-SU-2024:4318-1
SLES 15 SP5 kernel-64kb +6 5.14.21-150500.55.88.1 SUSE-SU-2024:4364-1
SLES 15 SP5 kernel-azure +2 5.14.21-150500.33.75.1 SUSE-SU-2024:4376-1
SLES 15 SP5 kernel-default-base 5.14.21-150500.55.88.1.150500.6.39.4 SUSE-SU-2024:4364-1
Show 7 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLE Micro 6.1 kernel-default-base 6.4.0-24.1.21.4 SUSE-SU-2025:20247-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0-RT_Update_4 1-1.1 SUSE-SU-2025:20246-1
SLE Micro 6.1 kernel-livepatch-MICRO-6-0_Update_4 1-1.2 SUSE-SU-2025:20247-1
SLE Micro 6.1 kernel-rt +1 6.4.0-22.1 SUSE-SU-2025:20246-1
SLE Micro 6.1 kernel-source +2 6.4.0-24.1 SUSE-SU-2025:20247-1
SLE Micro 6.0 kernel-default-base 6.4.0-24.1.21.4 SUSE-SU-2025:20164-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0-RT_Update_4 1-1.1 SUSE-SU-2025:20163-1
SLE Micro 6.0 kernel-livepatch-MICRO-6-0_Update_4 1-1.2 SUSE-SU-2025:20164-1
SLE Micro 6.0 kernel-rt +1 6.4.0-22.1 SUSE-SU-2025:20163-1
SLE Micro 6.0 kernel-source +2 6.4.0-24.1 SUSE-SU-2025:20164-1
SLE Micro 5.5 kernel-default 5.14.21-150500.55.88.1 SUSE-SU-2024:4364-1
SLE Micro 5.5 kernel-default-base 5.14.21-150500.55.88.1.150500.6.39.4 SUSE-SU-2024:4364-1
SLE Micro 5.5 kernel-rt +1 5.14.21-150500.13.79.1 SUSE-SU-2024:4315-1
SLE Live Patching 15 SP6 kernel-default 6.4.0-150600.23.30.1 SUSE-SU-2024:4318-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6-RT_Update_6 1-150600.1.3.1 SUSE-SU-2024:4314-1
SLE Live Patching 15 SP6 kernel-livepatch-SLE15-SP6_Update_6 1-150600.13.3.5 SUSE-SU-2024:4318-1
SLE Live Patching 15 SP5 kernel-default 5.14.21-150500.55.88.1 SUSE-SU-2024:4364-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5-RT_Update_23 1-150500.11.3.1 SUSE-SU-2024:4315-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_21 1-150500.11.5.1 SUSE-SU-2024:4364-1
SUSE Real Time Module 15 SP6 kernel-rt +3 6.4.0-150600.10.20.1 SUSE-SU-2024:4314-1
SUSE Real Time Module 15 SP5 kernel-rt +3 5.14.21-150500.13.79.1 SUSE-SU-2024:4315-1
ReleasePackageFixed inAdvisory
openSUSE Tumbleweed kernel-source 6.11.8-1.1 openSUSE-SU-2024:14500-1
openSUSE Tumbleweed kernel-source-longterm 6.12.11-1.1 openSUSE-SU-2025:14705-1
openSUSE Leap 15.6 dtb-aarch64 +10 6.4.0-150600.23.30.1 SUSE-SU-2024:4318-1
openSUSE Leap 15.6 kernel-azure +2 6.4.0-150600.8.20.1 SUSE-SU-2024:4316-1
openSUSE Leap 15.6 kernel-default-base 6.4.0-150600.23.30.1.150600.12.12.6 SUSE-SU-2024:4318-1
openSUSE Leap 15.6 kernel-rt +3 6.4.0-150600.10.20.1 SUSE-SU-2024:4314-1
openSUSE Leap 15.5 kernel-azure +2 5.14.21-150500.33.75.1 SUSE-SU-2024:4376-1
openSUSE Leap 15.5 kernel-rt +3 5.14.21-150500.13.79.1 SUSE-SU-2024:4315-1
Show 1 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
openSUSE Leap Micro 5.5 kernel-rt 5.14.21-150500.13.79.1 SUSE-SU-2024:4315-1

Azure Linux

ReleasePackageFixed inAdvisory
Azure Linux 3 kernel 6.6.64.2-1 —

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 9 bpftool 7.5.0-802.el9_6 ELSA-2025-6966
Oracle Linux 9 rv +28 5.14.0-570.12.1.0.1.el9_6 ELSA-2025-6966
Oracle Linux 8 bpftool +17 5.15.0-307.178.5.el9uek ELSA-2025-20270

Advisories 30

References