Improper locking in Linux kernel - CVE-2024-46832

Vulnerability identifier: #VU97805

CSH Severity: Low

CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-46832

CWE-ID: CWE-667

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to improper locking within the r4k_clockevent_init() function in arch/mips/kernel/cevt-r4k.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
Debian Linux
Ubuntu
openEuler
linux (Ubuntu package)
linux-kvm (Ubuntu package)
linux-gcp (Ubuntu package)
linux-raspi (Ubuntu package)
linux-oracle (Ubuntu package)
linux-lowlatency (Ubuntu package)
linux-gke (Ubuntu package)
linux-aws-5.15 (Ubuntu package)
linux-lowlatency-hwe-5.15 (Ubuntu package)
linux-hwe-5.15 (Ubuntu package)
linux-gkeop-5.15 (Ubuntu package)
linux-ibm-5.15 (Ubuntu package)
linux-nvidia (Ubuntu package)
linux-gkeop (Ubuntu package)
linux-ibm (Ubuntu package)
linux-oracle-5.15 (Ubuntu package)
linux-gcp-5.15 (Ubuntu package)
linux-xilinx-zynqmp (Ubuntu package)
linux-aws (Ubuntu package)
linux-lowlatency-hwe-6.8 (Ubuntu package)
linux-oem-6.8 (Ubuntu package)
linux-aws-6.8 (Ubuntu package)
linux-oracle-6.8 (Ubuntu package)
linux-gcp-6.8 (Ubuntu package)
kernel
kernel-devel
kernel-headers
kernel-source
kernel-tools
kernel-tools-debuginfo
kernel-tools-devel
perf
perf-debuginfo
python3-perf
python3-perf-debuginfo
kernel-debugsource
bpftool
bpftool-debuginfo
kernel-debuginfo
linux-image-5.15.0-1067-intel-iotg (Ubuntu package)
linux-image-5.15.0-1072-aws (Ubuntu package)
linux-image-5.15.0-1075-azure (Ubuntu package)
linux-image-5.15.0-1078-azure (Ubuntu package)
linux-image-aws-lts-22.04 (Ubuntu package)
linux-image-azure-lts-22.04 (Ubuntu package)
linux-image-azure-cvm (Ubuntu package)
linux-image-azure (Ubuntu package)
linux (Debian package)
linux-image-6.8.0-50-generic-64k (Ubuntu package)
linux-image-generic-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-oem-22.04 (Ubuntu package)
linux-image-oem-22.04a (Ubuntu package)
linux-image-oem-22.04b (Ubuntu package)
linux-image-oem-22.04c (Ubuntu package)
linux-image-oem-22.04d (Ubuntu package)
linux-image-virtual-hwe-22.04 (Ubuntu package)
linux-image-6.8.0-50-generic (Ubuntu package)
linux-image-6.8.0-1002-gkeop (Ubuntu package)
linux-image-gkeop-6.8 (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-nvidia-hwe-22.04 (Ubuntu package)
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package)
linux-image-nvidia-64k-6.8 (Ubuntu package)
linux-image-nvidia-6.8 (Ubuntu package)
linux-image-6.8.0-1019-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1019-nvidia (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-6.8.0-1019-nvidia-lowlatency (Ubuntu package)
linux-image-6.8.0-1019-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-lowlatency-64k (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-6.8.0-1020-azure (Ubuntu package)
linux-image-6.8.0-1020-azure-fde (Ubuntu package)
linux-image-intel-iotg (Ubuntu package)
linux-image-intel (Ubuntu package)

Install update from vendor's website.

Linux kernel - addressed in versions 5.10.226, 5.15.167, 6.1.110, 6.6.51, 6.10.10, 6.11
linux (Ubuntu package) - addressed in versions 5.15.0-125.135, 6.8.0-50.51
linux-kvm (Ubuntu package) - update to 5.15.0-1069.74
linux-gcp (Ubuntu package) - addressed in versions 5.15.0-1071.79, 6.8.0-1019.21
linux-raspi (Ubuntu package) - addressed in versions 5.15.0-1065.68, 6.8.0-1016.18
linux-oracle (Ubuntu package) - addressed in versions 5.15.0-1070.76, 6.8.0-1017.18
linux-lowlatency (Ubuntu package) - addressed in versions 5.15.0-125.135, 6.8.0-50.51.1
linux-gke (Ubuntu package) - addressed in versions 5.15.0-1069.75, 6.8.0-1015.19
linux-aws-5.15 (Ubuntu package) - update to 5.15.0-1072.78~20.04.1
linux-lowlatency-hwe-5.15 (Ubuntu package) - update to 5.15.0-125.135~20.04.1
linux-hwe-5.15 (Ubuntu package) - update to 5.15.0-125.135~20.04.1
linux-gkeop-5.15 (Ubuntu package) - update to 5.15.0-1055.62~20.04.1
linux-ibm-5.15 (Ubuntu package) - update to 5.15.0-1065.68~20.04.1
linux-nvidia (Ubuntu package) - update to 5.15.0-1067.68
linux-gkeop (Ubuntu package) - update to 5.15.0-1055.62
linux-ibm (Ubuntu package) - addressed in versions 5.15.0-1065.68, 6.8.0-1017.17
linux-oracle-5.15 (Ubuntu package) - update to 5.15.0-1070.76~20.04.1
linux-gcp-5.15 (Ubuntu package) - update to 5.15.0-1071.79~20.04.1
linux-xilinx-zynqmp (Ubuntu package) - update to 5.15.0-1038.42
linux-aws (Ubuntu package) - update to 6.8.0-1020.22
linux-lowlatency-hwe-6.8 (Ubuntu package) - update to 6.8.0-50.51.1~22.04.1
linux-oem-6.8 (Ubuntu package) - update to 6.8.0-1018.18
linux-aws-6.8 (Ubuntu package) - update to 6.8.0-1020.22~22.04.1
linux-oracle-6.8 (Ubuntu package) - update to 6.8.0-1017.18~22.04.1
linux-gcp-6.8 (Ubuntu package) - update to 6.8.0-1019.21~22.04.1
kernel - update to 6.6.0-77.0.0.70
kernel-devel - update to 6.6.0-77.0.0.70
kernel-headers - update to 6.6.0-77.0.0.70
kernel-source - update to 6.6.0-77.0.0.70
kernel-tools - update to 6.6.0-77.0.0.70
kernel-tools-debuginfo - update to 6.6.0-77.0.0.70
kernel-tools-devel - update to 6.6.0-77.0.0.70
perf - update to 6.6.0-77.0.0.70
perf-debuginfo - update to 6.6.0-77.0.0.70
python3-perf - update to 6.6.0-77.0.0.70
python3-perf-debuginfo - update to 6.6.0-77.0.0.70
kernel-debugsource - update to 6.6.0-77.0.0.70
bpftool - update to 6.6.0-77.0.0.70
bpftool-debuginfo - update to 6.6.0-77.0.0.70
kernel-debuginfo - update to 6.6.0-77.0.0.70
linux-image-intel-iotg (Ubuntu package) - addressed in versions 5.15.0.1067.67, 5.15.0.1067.73~20.04.1
linux-image-intel (Ubuntu package) - update to 5.15.0.1067.73~20.04.1
linux-image-5.15.0-1067-intel-iotg (Ubuntu package) - addressed in versions 5.15.0-1067.73~20.04.1, 5.15.0-1067.73
linux-image-5.15.0-1072-aws (Ubuntu package) - update to 5.15.0-1072.78~20.04.1
linux-image-5.15.0-1075-azure (Ubuntu package) - update to 5.15.0-1075.84
linux-image-5.15.0-1078-azure (Ubuntu package) - update to 5.15.0-1078.87~20.04.1
linux-image-aws-lts-22.04 (Ubuntu package) - update to 5.15.0.1072.72
linux-image-azure-lts-22.04 (Ubuntu package) - update to 5.15.0.1075.73
linux-image-azure-cvm (Ubuntu package) - update to 5.15.0.1078.87~20.04.1
linux-image-azure (Ubuntu package) - addressed in versions 5.15.0.1078.87~20.04.1, 6.8.0-1020.23~22.04.1, 6.8.0-1020.23
linux (Debian package) - update to 6.1.112-1
linux-image-6.8.0-50-generic-64k (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-generic-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-generic-hwe-22.04 (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04 (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04a (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04b (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04c (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-oem-22.04d (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-virtual-hwe-22.04 (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-6.8.0-50-generic (Ubuntu package) - update to 6.8.0-50.51~22.04.1
linux-image-6.8.0-1002-gkeop (Ubuntu package) - update to 6.8.0-1002.4
linux-image-gkeop-6.8 (Ubuntu package) - update to 6.8.0-1002.4
linux-image-gkeop (Ubuntu package) - update to 6.8.0-1002.4
linux-image-nvidia-hwe-22.04 (Ubuntu package) - update to 6.8.0-1019.21~22.04.1
linux-image-nvidia-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-1019.21~22.04.1
linux-image-nvidia-64k-6.8 (Ubuntu package) - update to 6.8.0-1019.21~22.04.1
linux-image-nvidia-6.8 (Ubuntu package) - update to 6.8.0-1019.21~22.04.1
linux-image-6.8.0-1019-nvidia-64k (Ubuntu package) - addressed in versions 6.8.0-1019.21~22.04.1, 6.8.0-1019.21
linux-image-6.8.0-1019-nvidia (Ubuntu package) - addressed in versions 6.8.0-1019.21~22.04.1, 6.8.0-1019.21
linux-image-nvidia (Ubuntu package) - update to 6.8.0-1019.21
linux-image-nvidia-64k (Ubuntu package) - update to 6.8.0-1019.21
linux-image-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1019.21.1
linux-image-6.8.0-1019-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1019.21.1
linux-image-6.8.0-1019-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1019.21.1
linux-image-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1019.21.1
linux-image-azure-fde (Ubuntu package) - addressed in versions 6.8.0-1020.23~22.04.1, 6.8.0-1020.23
linux-image-6.8.0-1020-azure (Ubuntu package) - addressed in versions 6.8.0-1020.23~22.04.1, 6.8.0-1020.23
linux-image-6.8.0-1020-azure-fde (Ubuntu package) - addressed in versions 6.8.0-1020.23~22.04.1, 6.8.0-1020.23

• https://git.kernel.org/stable/c/d3ff0f98a52f0aafe35aa314d1c442f4318be3db
• https://git.kernel.org/stable/c/e6cd871627abbb459d0ff6521d6bb9cf9d9f7522
• https://git.kernel.org/stable/c/b1d2051373bfc65371ce4ac8911ed984d0178c98
• https://git.kernel.org/stable/c/32ee0520159f1e8c2d6597c19690df452c528f30
• https://git.kernel.org/stable/c/189d3ed3b25beee26ffe2abed278208bece13f52
• https://git.kernel.org/stable/c/50f2b98dc83de7809a5c5bf0ccf9af2e75c37c13
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.226
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.167
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.110
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.10
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.51

• Improper locking in Linux kernel mips kernel
• Debian update for linux
• Ubuntu update for linux
• Ubuntu update for linux-aws
• Ubuntu update for linux-azure
• Ubuntu update for linux-intel-iotg
• Ubuntu update for linux-gkeop
• Ubuntu update for linux-nvidia
• Ubuntu update for linux
• Ubuntu update for linux-hwe-6.8
• Ubuntu update for linux-azure
• Ubuntu update for linux-azure-5.15
• openEuler 24.03 LTS update for kernel