Buffer overflow in Linux kernel - CVE-2024-38667

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Main Vulnerability Database Vulnerabilities #VU93168

Buffer overflow in Linux kernel - CVE-2024-38667

Published: June 24, 2024 / Updated: May 13, 2025


Vulnerability identifier: #VU93168
CSH Severity: Low
CVSS v4 BT: 4.3 [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/E:U/U:Clear]
CVE-ID: CVE-2024-38667
CWE-ID: CWE-119
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

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

The vulnerability exists due to memory corruption within the cpu_update_secondary_bootdata() function in arch/riscv/kernel/cpu_ops_spinwait.c, within the sbi_cpu_start() function in arch/riscv/kernel/cpu_ops_sbi.c. A local user can perform a denial of service (DoS) attack.


Affected software

Linux kernel
Ubuntu
openEuler
kernel-debuginfo
kernel
python3-perf-debuginfo
python3-perf
perf-debuginfo
perf
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-source
kernel-headers
kernel-devel
kernel-debugsource
bpftool-debuginfo
bpftool
linux-image-lowlatency-64k (Ubuntu package)
linux-image-lowlatency (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-5.15.0-127-generic (Ubuntu package)
linux-image-5.15.0-127-generic-64k (Ubuntu package)
linux-image-5.15.0-127-generic-lpae (Ubuntu package)
linux-image-5.15.0-127-lowlatency (Ubuntu package)
linux-image-5.15.0-127-lowlatency-64k (Ubuntu package)
linux-image-oem-20.04 (Ubuntu package)
linux-image-generic-hwe-20.04 (Ubuntu package)
linux-image-generic-64k-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-hwe-20.04 (Ubuntu package)
linux-image-generic-lpae-hwe-20.04 (Ubuntu package)
linux-image-oem-20.04b (Ubuntu package)
linux-image-oem-20.04c (Ubuntu package)
linux-image-oem-20.04d (Ubuntu package)
linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package)
linux-image-virtual-hwe-20.04 (Ubuntu package)
linux-image-5.15.0-1039-xilinx-zynqmp (Ubuntu package)
linux-image-xilinx-zynqmp (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-gkeop-5.15 (Ubuntu package)
linux-image-5.15.0-1056-gkeop (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-raspi-nolpae (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-5.15.0-1066-ibm (Ubuntu package)
linux-image-5.15.0-1066-raspi (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-5.15.0-1068-nvidia (Ubuntu package)
linux-image-5.15.0-1068-nvidia-lowlatency (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-gke-5.15 (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-5.15.0-1070-kvm (Ubuntu package)
linux-image-5.15.0-1070-gke (Ubuntu package)
linux-image-oracle-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1071-oracle (Ubuntu package)
linux-image-5.15.0-1071-intel-iotg (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-gcp-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1072-gcp (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-aws-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1073-aws (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-azure-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1078-azure (Ubuntu package)
linux-image-azure-cvm (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-virtual-hwe-24.04 (Ubuntu package)
linux-image-generic-hwe-24.04 (Ubuntu package)
linux-image-generic-64k-hwe-24.04 (Ubuntu package)
linux-image-6.8.0-44-generic-64k (Ubuntu package)
linux-image-6.8.0-44-generic (Ubuntu package)
linux-image-6.8.0-44-lowlatency (Ubuntu package)
linux-image-6.8.0-44-lowlatency-64k (Ubuntu package)
linux-image-lowlatency-hwe-22.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-64k-hwe-22.04 (Ubuntu package)
linux-image-oem-22.04d (Ubuntu package)
linux-image-oem-22.04c (Ubuntu package)
linux-image-oem-22.04b (Ubuntu package)
linux-image-oem-22.04a (Ubuntu package)
linux-image-oem-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-virtual-hwe-22.04 (Ubuntu package)
linux-image-6.8.0-45-generic-64k (Ubuntu package)
linux-image-6.8.0-45-generic (Ubuntu package)
linux-image-6.8.0-1010-gke (Ubuntu package)
linux-image-6.8.0-1011-raspi (Ubuntu package)
linux-image-6.8.0-1012-ibm (Ubuntu package)
linux-image-6.8.0-1012-oem (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-6.8.0-1012-oracle (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-6.8.0-1012-oracle-64k (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1013-nvidia (Ubuntu package)
linux-image-6.8.0-1013-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1013-nvidia-lowlatency (Ubuntu package)
linux-image-6.8.0-1013-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-64k-6.8 (Ubuntu package)
linux-image-nvidia-6.8 (Ubuntu package)
linux-image-6.8.0-1014-azure-fde (Ubuntu package)
linux-image-6.8.0-1014-azure (Ubuntu package)
linux-image-6.8.0-1014-gcp (Ubuntu package)
linux-image-azure-fde (Ubuntu package)
linux-image-6.8.0-1015-aws (Ubuntu package)
linux-image-intel-iotg (Ubuntu package)
linux-image-intel (Ubuntu package)

How to mitigate CVE-2024-38667

Install update from vendor's website.

Linux kernel - addressed in versions 6.1.93, 6.6.33, 6.10
kernel-debuginfo - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
kernel - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
python3-perf-debuginfo - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
python3-perf - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
perf-debuginfo - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
perf - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
kernel-tools-devel - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
kernel-tools-debuginfo - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
kernel-tools - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
kernel-source - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
kernel-headers - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
kernel-devel - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
kernel-debugsource - addressed in versions 5.10.0-136.99.0.180, 5.10.0-234.0.0.133, 5.10.0-234.0.0.136, 6.6.0-127.0.0.113
bpftool-debuginfo - addressed in versions 5.10.0-234.0.0.133, 6.6.0-127.0.0.113
bpftool - addressed in versions 5.10.0-234.0.0.133, 6.6.0-127.0.0.113
linux-image-lowlatency-64k (Ubuntu package) - addressed in versions 5.15.0.127.115, 6.8.0-44.44.1
linux-image-lowlatency (Ubuntu package) - addressed in versions 5.15.0.127.115, 6.8.0-44.44.1
linux-image-generic (Ubuntu package) - addressed in versions 5.15.0.127.126, 6.8.0-44.44
linux-image-generic-64k (Ubuntu package) - addressed in versions 5.15.0.127.126, 6.8.0-44.44
linux-image-generic-lpae (Ubuntu package) - addressed in versions 5.15.0.127.126, 6.8.0-44.44
linux-image-virtual (Ubuntu package) - addressed in versions 5.15.0.127.126, 6.8.0-44.44
linux-image-5.15.0-127-generic (Ubuntu package) - addressed in versions 5.15.0-127.137, 5.15.0-127.137~20.04.1
linux-image-5.15.0-127-generic-64k (Ubuntu package) - addressed in versions 5.15.0-127.137, 5.15.0-127.137~20.04.1
linux-image-5.15.0-127-generic-lpae (Ubuntu package) - addressed in versions 5.15.0-127.137, 5.15.0-127.137~20.04.1
linux-image-5.15.0-127-lowlatency (Ubuntu package) - addressed in versions 5.15.0-127.137, 5.15.0-127.137~20.04.1
linux-image-5.15.0-127-lowlatency-64k (Ubuntu package) - addressed in versions 5.15.0-127.137, 5.15.0-127.137~20.04.1
linux-image-oem-20.04 (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-generic-hwe-20.04 (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-generic-64k-hwe-20.04 (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-lowlatency-hwe-20.04 (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-generic-lpae-hwe-20.04 (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-oem-20.04b (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-oem-20.04c (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-oem-20.04d (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-virtual-hwe-20.04 (Ubuntu package) - update to 5.15.0.127.137~20.04.1
linux-image-5.15.0-1039-xilinx-zynqmp (Ubuntu package) - update to 5.15.0-1039.43
linux-image-xilinx-zynqmp (Ubuntu package) - update to 5.15.0.1039.43
linux-image-gkeop (Ubuntu package) - update to 5.15.0.1056.55
linux-image-gkeop-5.15 (Ubuntu package) - update to 5.15.0.1056.55
linux-image-5.15.0-1056-gkeop (Ubuntu package) - update to 5.15.0-1056.63
linux-image-ibm (Ubuntu package) - addressed in versions 5.15.0.1066.62, 5.15.0.1066.69~20.04.1, 6.8.0-1012.12
linux-image-raspi-nolpae (Ubuntu package) - update to 5.15.0.1066.64
linux-image-raspi (Ubuntu package) - addressed in versions 5.15.0.1066.64, 6.8.0-1011.12
linux-image-5.15.0-1066-ibm (Ubuntu package) - addressed in versions 5.15.0-1066.69, 5.15.0-1066.69~20.04.1
linux-image-5.15.0-1066-raspi (Ubuntu package) - update to 5.15.0-1066.69
linux-image-nvidia (Ubuntu package) - addressed in versions 5.15.0.1068.68, 6.8.0-1013.13
linux-image-nvidia-lowlatency (Ubuntu package) - addressed in versions 5.15.0.1068.68, 6.8.0-1013.14.1
linux-image-5.15.0-1068-nvidia (Ubuntu package) - update to 5.15.0-1068.69
linux-image-5.15.0-1068-nvidia-lowlatency (Ubuntu package) - update to 5.15.0-1068.69
linux-image-kvm (Ubuntu package) - addressed in versions 5.15.0.1070.66, 6.8.0-44.44
linux-image-gke-5.15 (Ubuntu package) - update to 5.15.0.1070.69
linux-image-gke (Ubuntu package) - addressed in versions 5.15.0.1070.69, 6.8.0-1010.13
linux-image-5.15.0-1070-kvm (Ubuntu package) - update to 5.15.0-1070.75
linux-image-5.15.0-1070-gke (Ubuntu package) - update to 5.15.0-1070.76
linux-image-oracle-lts-22.04 (Ubuntu package) - update to 5.15.0.1071.67
linux-image-intel-iotg (Ubuntu package) - addressed in versions 5.15.0.1071.71, 5.15.0.1071.77~20.04.1
linux-image-5.15.0-1071-oracle (Ubuntu package) - addressed in versions 5.15.0-1071.77, 5.15.0-1071.77~20.04.1
linux-image-5.15.0-1071-intel-iotg (Ubuntu package) - addressed in versions 5.15.0-1071.77, 5.15.0-1071.77~20.04.1
linux-image-intel (Ubuntu package) - update to 5.15.0.1071.77~20.04.1
linux-image-oracle (Ubuntu package) - addressed in versions 5.15.0.1071.77~20.04.1, 6.8.0-1012.12
linux-image-gcp-lts-22.04 (Ubuntu package) - update to 5.15.0.1072.68
linux-image-5.15.0-1072-gcp (Ubuntu package) - addressed in versions 5.15.0-1072.80, 5.15.0-1072.80~20.04.1
linux-image-gcp (Ubuntu package) - addressed in versions 5.15.0.1072.80~20.04.1, 6.8.0-1014.16
linux-image-aws-lts-22.04 (Ubuntu package) - update to 5.15.0.1073.73
linux-image-5.15.0-1073-aws (Ubuntu package) - addressed in versions 5.15.0-1073.79, 5.15.0-1073.79~20.04.1
linux-image-aws (Ubuntu package) - addressed in versions 5.15.0.1073.79~20.04.1, 6.8.0-1015.16
linux-image-azure-lts-22.04 (Ubuntu package) - update to 5.15.0.1078.76
linux-image-5.15.0-1078-azure (Ubuntu package) - update to 5.15.0-1078.87~20.04.1
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, 6.8.0-1014.16
linux-image-virtual-hwe-24.04 (Ubuntu package) - update to 6.8.0-44.44
linux-image-generic-hwe-24.04 (Ubuntu package) - update to 6.8.0-44.44
linux-image-generic-64k-hwe-24.04 (Ubuntu package) - update to 6.8.0-44.44
linux-image-6.8.0-44-generic-64k (Ubuntu package) - update to 6.8.0-44.44
linux-image-6.8.0-44-generic (Ubuntu package) - update to 6.8.0-44.44
linux-image-6.8.0-44-lowlatency (Ubuntu package) - addressed in versions 6.8.0-44.44.1, 6.8.0-44.44.1~22.04.1
linux-image-6.8.0-44-lowlatency-64k (Ubuntu package) - addressed in versions 6.8.0-44.44.1, 6.8.0-44.44.1~22.04.1
linux-image-lowlatency-hwe-22.04 (Ubuntu package) - update to 6.8.0-44.44.1~22.04.1
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-44.44.1~22.04.1
linux-image-generic-64k-hwe-22.04 (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-oem-22.04d (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-oem-22.04c (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-oem-22.04b (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-oem-22.04a (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-oem-22.04 (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-generic-hwe-22.04 (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-virtual-hwe-22.04 (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-6.8.0-45-generic-64k (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-6.8.0-45-generic (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-6.8.0-1010-gke (Ubuntu package) - update to 6.8.0-1010.13
linux-image-6.8.0-1011-raspi (Ubuntu package) - update to 6.8.0-1011.12
linux-image-6.8.0-1012-ibm (Ubuntu package) - update to 6.8.0-1012.12
linux-image-6.8.0-1012-oem (Ubuntu package) - update to 6.8.0-1012.12
linux-image-oracle-64k (Ubuntu package) - update to 6.8.0-1012.12
linux-image-6.8.0-1012-oracle (Ubuntu package) - update to 6.8.0-1012.12
linux-image-ibm-lts-24.04 (Ubuntu package) - update to 6.8.0-1012.12
linux-image-ibm-classic (Ubuntu package) - update to 6.8.0-1012.12
linux-image-6.8.0-1012-oracle-64k (Ubuntu package) - update to 6.8.0-1012.12
linux-image-nvidia-64k (Ubuntu package) - update to 6.8.0-1013.13
linux-image-6.8.0-1013-nvidia (Ubuntu package) - addressed in versions 6.8.0-1013.14, 6.8.0-1013.14~22.04.1
linux-image-6.8.0-1013-nvidia-64k (Ubuntu package) - addressed in versions 6.8.0-1013.14, 6.8.0-1013.14~22.04.1
linux-image-6.8.0-1013-nvidia-lowlatency (Ubuntu package) - update to 6.8.0-1013.14.1
linux-image-6.8.0-1013-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1013.14.1
linux-image-nvidia-lowlatency-64k (Ubuntu package) - update to 6.8.0-1013.14.1
linux-image-nvidia-64k-6.8 (Ubuntu package) - update to 6.8.0-1013.14~22.04.1
linux-image-nvidia-6.8 (Ubuntu package) - update to 6.8.0-1013.14~22.04.1
linux-image-6.8.0-1014-azure-fde (Ubuntu package) - update to 6.8.0-1014.16
linux-image-6.8.0-1014-azure (Ubuntu package) - update to 6.8.0-1014.16
linux-image-6.8.0-1014-gcp (Ubuntu package) - update to 6.8.0-1014.16
linux-image-azure-fde (Ubuntu package) - update to 6.8.0-1014.16
linux-image-6.8.0-1015-aws (Ubuntu package) - update to 6.8.0-1015.16

External References

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