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Vulnerability · Published May 21, 2024 · Assigned by Linux

CVE-2023-52798wifi: ath11k: fix dfs radar event locking

High 8.8

In plain English

A high-severity use-after-free 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 1.0% (higher than 64% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.0%top 36.2% 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: ath11k: fix dfs radar event locking The ath11k active pdevs are protected by RCU but the DFS radar event handling code calling ath11k_mac_get_ar_by_pdev_id() was not marked as a read-side critical section. Mark the code in question as an RCU read-side critical section to avoid any potential use-after-free issues. Compile tested only.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8bpftool4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-abi-stablelists4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-core4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-cross-headers4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-debug4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-debug-core4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-debug-devel4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-debug-modules4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-debug-modules-extra4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-devel4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-doc4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-headers4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-modules4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-modules-extra4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-tools4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-tools-libs4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-tools-libs-devel4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-zfcpdump4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-zfcpdump-core4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-zfcpdump-devel4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-zfcpdump-modules4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8kernel-zfcpdump-modules-extra4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8perf4.18.0-553.22.1.el8_10ALSA-2024:7000
AlmaLinux:8python3-perf4.18.0-553.22.1.el8_10ALSA-2024:7000
Debian:12linux6.1.64-1DEBIAN-CVE-2023-52798
Debian:13linux6.6.8-1DEBIAN-CVE-2023-52798
Debian:14linux6.6.8-1DEBIAN-CVE-2023-52798
Rocky Linux:8kernel0:4.18.0-553.22.1.el8_10RLSA-2024:7000
Ubuntu:22.04:LTSlinux5.15.0-100.110UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-aws5.15.0-1056.61UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-azure5.15.0-1058.66UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1058.66.1UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-gcp5.15.0-1053.61UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-gke5.15.0-1052.57UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1038.44UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-ibm5.15.0-1048.51UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1050.56UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-kvm5.15.0-1052.57UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-100.110UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1046.46UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-nvidia-6.56.5.0-1014.14UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1025.25UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1012.12UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-oracle5.15.0-1053.59UBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-raspi5.15.0-1048.51UBUNTU-CVE-2023-52798
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2023-52798
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1030.34UBUNTU-CVE-2023-52798

Affected products (as reported)

VendorProductVersions
Linux Linux d5c65159f2895379e11ca13f62feabe93278985d – before f882f51905517575c9f793a3dff567af90ef9a10d5c65159f2895379e11ca13f62feabe93278985d – before 426e718ce9ba60013364a54233feee309356cb82d5c65159f2895379e11ca13f62feabe93278985d – before ca420ac4f9451f22347bae44b18ab47ba2c267ecd5c65159f2895379e11ca13f62feabe93278985d – before 1fd878e1750190a612b5de2af357cca422ec0822d5c65159f2895379e11ca13f62feabe93278985d – before 21ebb0aba580d347e12f01ce5f6e75044427b3d5d5c65159f2895379e11ca13f62feabe93278985d – before 3b6c14833165f689cc5928574ebafe52bbce5f1e
Linux Linux 5.6

Weakness: CWE-416 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References