Use-after-free in Linux kernel - CVE-2024-40915

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Main Vulnerability Database Vulnerabilities #VU94222

Use-after-free in Linux kernel - CVE-2024-40915

Published: July 13, 2024 / Updated: May 13, 2025


Vulnerability identifier: #VU94222
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-40915
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the set_direct_map_default_noflush() function in arch/riscv/mm/pageattr.c. A local user can escalate privileges on the system.


Affected software

Linux kernel
Debian Linux
Ubuntu
openEuler
kernel
kernel-tools-debuginfo
python3-perf-debuginfo
perf-debuginfo
kernel-debuginfo
kernel-devel
perf
kernel-tools-devel
kernel-headers
kernel-tools
kernel-source
kernel-debugsource
python3-perf
linux-image-lowlatency (Ubuntu package)
linux-image-lowlatency-64k (Ubuntu package)
linux-image-generic-64k (Ubuntu package)
linux-image-generic (Ubuntu package)
linux-image-generic-lpae (Ubuntu package)
linux-image-virtual (Ubuntu package)
linux-image-5.15.0-125-generic-lpae (Ubuntu package)
linux-image-5.15.0-125-lowlatency (Ubuntu package)
linux-image-5.15.0-125-generic-64k (Ubuntu package)
linux-image-5.15.0-125-lowlatency-64k (Ubuntu package)
linux-image-5.15.0-125-generic (Ubuntu package)
linux-image-generic-hwe-20.04 (Ubuntu package)
linux-image-generic-lpae-hwe-20.04 (Ubuntu package)
linux-image-generic-64k-hwe-20.04 (Ubuntu package)
linux-image-lowlatency-hwe-20.04 (Ubuntu package)
linux-image-oem-20.04 (Ubuntu package)
linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package)
linux-image-virtual-hwe-20.04 (Ubuntu package)
linux-image-oem-20.04d (Ubuntu package)
linux-image-oem-20.04c (Ubuntu package)
linux-image-oem-20.04b (Ubuntu package)
linux-image-5.15.0-1038-xilinx-zynqmp (Ubuntu package)
linux-image-xilinx-zynqmp (Ubuntu package)
linux-image-gkeop (Ubuntu package)
linux-image-gkeop-5.15 (Ubuntu package)
linux-image-5.15.0-1055-gkeop (Ubuntu package)
linux-image-ibm (Ubuntu package)
linux-image-raspi-nolpae (Ubuntu package)
linux-image-raspi (Ubuntu package)
linux-image-5.15.0-1065-raspi (Ubuntu package)
linux-image-5.15.0-1065-ibm (Ubuntu package)
linux-image-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia (Ubuntu package)
linux-image-5.15.0-1067-nvidia (Ubuntu package)
linux-image-5.15.0-1067-nvidia-lowlatency (Ubuntu package)
linux-image-5.15.0-1067-intel-iotg (Ubuntu package)
linux-image-kvm (Ubuntu package)
linux-image-gke-5.15 (Ubuntu package)
linux-image-gke (Ubuntu package)
linux-image-5.15.0-1069-kvm (Ubuntu package)
linux-image-5.15.0-1069-gke (Ubuntu package)
linux-image-oracle-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1070-oracle (Ubuntu package)
linux-image-oracle (Ubuntu package)
linux-image-gcp-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1071-gcp (Ubuntu package)
linux-image-gcp (Ubuntu package)
linux-image-aws-lts-22.04 (Ubuntu package)
linux-image-aws (Ubuntu package)
linux-image-5.15.0-1072-aws (Ubuntu package)
linux-image-azure-lts-22.04 (Ubuntu package)
linux-image-5.15.0-1075-azure (Ubuntu package)
linux-image-azure (Ubuntu package)
linux-image-5.15.0-1078-azure (Ubuntu package)
linux-image-azure-cvm (Ubuntu package)
linux (Debian package)
bpftool
bpftool-debuginfo
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-64k (Ubuntu package)
linux-image-6.8.0-44-lowlatency (Ubuntu package)
linux-image-lowlatency-64k-hwe-22.04 (Ubuntu package)
linux-image-lowlatency-hwe-22.04 (Ubuntu package)
linux-image-6.8.0-45-generic (Ubuntu package)
linux-image-oem-22.04a (Ubuntu package)
linux-image-6.8.0-45-generic-64k (Ubuntu package)
linux-image-generic-64k-hwe-22.04 (Ubuntu package)
linux-image-generic-hwe-22.04 (Ubuntu package)
linux-image-virtual-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-22.04 (Ubuntu package)
linux-image-6.8.0-1010-gke (Ubuntu package)
linux-image-6.8.0-1011-raspi (Ubuntu package)
linux-image-oracle-64k (Ubuntu package)
linux-image-ibm-classic (Ubuntu package)
linux-image-ibm-lts-24.04 (Ubuntu package)
linux-image-6.8.0-1012-ibm (Ubuntu package)
linux-image-6.8.0-1012-oracle-64k (Ubuntu package)
linux-image-6.8.0-1012-oracle (Ubuntu package)
linux-image-6.8.0-1012-oem (Ubuntu package)
linux-image-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1013-nvidia-64k (Ubuntu package)
linux-image-6.8.0-1013-nvidia (Ubuntu package)
linux-image-6.8.0-1013-nvidia-lowlatency-64k (Ubuntu package)
linux-image-6.8.0-1013-nvidia-lowlatency (Ubuntu package)
linux-image-nvidia-lowlatency-64k (Ubuntu package)
linux-image-nvidia-6.8 (Ubuntu package)
linux-image-nvidia-64k-6.8 (Ubuntu package)
linux-image-6.8.0-1014-azure (Ubuntu package)
linux-image-6.8.0-1014-azure-fde (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-2024-40915

Install update from vendor's website.

Linux kernel - addressed in versions 6.1.95, 6.6.35, 6.10
kernel - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
kernel-tools-debuginfo - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
python3-perf-debuginfo - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
perf-debuginfo - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
kernel-debuginfo - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
kernel-devel - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
perf - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
kernel-tools-devel - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
kernel-headers - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
kernel-tools - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
kernel-source - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
kernel-debugsource - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
python3-perf - addressed in versions 5.10.0-136.87.0.168, 5.10.0-221.0.0.124, 6.6.0-35.0.0.43
linux-image-lowlatency (Ubuntu package) - addressed in versions 5.15.0.125.113, 6.8.0-44.44.1
linux-image-lowlatency-64k (Ubuntu package) - addressed in versions 5.15.0.125.113, 6.8.0-44.44.1
linux-image-generic-64k (Ubuntu package) - addressed in versions 5.15.0.125.124, 6.8.0-44.44
linux-image-generic (Ubuntu package) - addressed in versions 5.15.0.125.124, 6.8.0-44.44
linux-image-generic-lpae (Ubuntu package) - addressed in versions 5.15.0.125.124, 6.8.0-44.44
linux-image-virtual (Ubuntu package) - addressed in versions 5.15.0.125.124, 6.8.0-44.44
linux-image-5.15.0-125-generic-lpae (Ubuntu package) - addressed in versions 5.15.0-125.135, 5.15.0-125.135~20.04.1
linux-image-5.15.0-125-lowlatency (Ubuntu package) - addressed in versions 5.15.0-125.135, 5.15.0-125.135~20.04.1
linux-image-5.15.0-125-generic-64k (Ubuntu package) - addressed in versions 5.15.0-125.135, 5.15.0-125.135~20.04.1
linux-image-5.15.0-125-lowlatency-64k (Ubuntu package) - addressed in versions 5.15.0-125.135, 5.15.0-125.135~20.04.1
linux-image-5.15.0-125-generic (Ubuntu package) - addressed in versions 5.15.0-125.135, 5.15.0-125.135~20.04.1
linux-image-generic-hwe-20.04 (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-generic-lpae-hwe-20.04 (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-generic-64k-hwe-20.04 (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-lowlatency-hwe-20.04 (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-oem-20.04 (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-lowlatency-64k-hwe-20.04 (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-virtual-hwe-20.04 (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-oem-20.04d (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-oem-20.04c (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-oem-20.04b (Ubuntu package) - update to 5.15.0.125.135~20.04.1
linux-image-5.15.0-1038-xilinx-zynqmp (Ubuntu package) - update to 5.15.0-1038.42
linux-image-xilinx-zynqmp (Ubuntu package) - update to 5.15.0.1038.42
linux-image-gkeop (Ubuntu package) - update to 5.15.0.1055.54
linux-image-gkeop-5.15 (Ubuntu package) - addressed in versions 5.15.0.1055.54, 5.15.0.1055.62~20.04.1
linux-image-5.15.0-1055-gkeop (Ubuntu package) - addressed in versions 5.15.0-1055.62, 5.15.0-1055.62~20.04.1
linux-image-ibm (Ubuntu package) - addressed in versions 5.15.0.1065.61, 5.15.0.1065.68~20.04.1, 6.8.0-1012.12
linux-image-raspi-nolpae (Ubuntu package) - update to 5.15.0.1065.63
linux-image-raspi (Ubuntu package) - addressed in versions 5.15.0.1065.63, 6.8.0-1011.12
linux-image-5.15.0-1065-raspi (Ubuntu package) - update to 5.15.0-1065.68
linux-image-5.15.0-1065-ibm (Ubuntu package) - addressed in versions 5.15.0-1065.68, 5.15.0-1065.68~20.04.1
linux-image-nvidia-lowlatency (Ubuntu package) - addressed in versions 5.15.0.1067.67, 6.8.0-1013.14.1
linux-image-nvidia (Ubuntu package) - addressed in versions 5.15.0.1067.67, 6.8.0-1013.13
linux-image-intel-iotg (Ubuntu package) - addressed in versions 5.15.0.1067.67, 5.15.0.1067.73~20.04.1
linux-image-5.15.0-1067-nvidia (Ubuntu package) - update to 5.15.0-1067.68
linux-image-5.15.0-1067-nvidia-lowlatency (Ubuntu package) - update to 5.15.0-1067.68
linux-image-5.15.0-1067-intel-iotg (Ubuntu package) - addressed in versions 5.15.0-1067.73, 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-kvm (Ubuntu package) - addressed in versions 5.15.0.1069.65, 6.8.0-44.44
linux-image-gke-5.15 (Ubuntu package) - update to 5.15.0.1069.68
linux-image-gke (Ubuntu package) - addressed in versions 5.15.0.1069.68, 6.8.0-1010.13
linux-image-5.15.0-1069-kvm (Ubuntu package) - update to 5.15.0-1069.74
linux-image-5.15.0-1069-gke (Ubuntu package) - update to 5.15.0-1069.75
linux-image-oracle-lts-22.04 (Ubuntu package) - update to 5.15.0.1070.66
linux-image-5.15.0-1070-oracle (Ubuntu package) - addressed in versions 5.15.0-1070.76, 5.15.0-1070.76~20.04.1
linux-image-oracle (Ubuntu package) - addressed in versions 5.15.0.1070.76~20.04.1, 6.8.0-1012.12
linux-image-gcp-lts-22.04 (Ubuntu package) - update to 5.15.0.1071.67
linux-image-5.15.0-1071-gcp (Ubuntu package) - addressed in versions 5.15.0-1071.79, 5.15.0-1071.79~20.04.1
linux-image-gcp (Ubuntu package) - addressed in versions 5.15.0.1071.79~20.04.1, 6.8.0-1014.16
linux-image-aws-lts-22.04 (Ubuntu package) - update to 5.15.0.1072.72
linux-image-aws (Ubuntu package) - addressed in versions 5.15.0.1072.78~20.04.1, 6.8.0-1015.16
linux-image-5.15.0-1072-aws (Ubuntu package) - update to 5.15.0-1072.78~20.04.1
linux-image-azure-lts-22.04 (Ubuntu package) - update to 5.15.0.1075.73
linux-image-5.15.0-1075-azure (Ubuntu package) - update to 5.15.0-1075.84
linux-image-azure (Ubuntu package) - addressed in versions 5.15.0.1078.87~20.04.1, 6.8.0-1014.16
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 (Debian package) - update to 6.1.99-1
bpftool - update to 6.6.0-35.0.0.43
bpftool-debuginfo - update to 6.6.0-35.0.0.43
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-64k (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 (Ubuntu package) - addressed in versions 6.8.0-44.44.1, 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-lowlatency-hwe-22.04 (Ubuntu package) - update to 6.8.0-44.44.1~22.04.1
linux-image-6.8.0-45-generic (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-6.8.0-45-generic-64k (Ubuntu package) - update to 6.8.0-45.45~22.04.1
linux-image-generic-64k-hwe-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-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-22.04 (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-oracle-64k (Ubuntu package) - update to 6.8.0-1012.12
linux-image-ibm-classic (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-6.8.0-1012-ibm (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-6.8.0-1012-oracle (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-nvidia-64k (Ubuntu package) - update to 6.8.0-1013.13
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 (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-64k (Ubuntu package) - update to 6.8.0-1013.14.1
linux-image-6.8.0-1013-nvidia-lowlatency (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-6.8 (Ubuntu package) - update to 6.8.0-1013.14~22.04.1
linux-image-nvidia-64k-6.8 (Ubuntu package) - update to 6.8.0-1013.14~22.04.1
linux-image-6.8.0-1014-azure (Ubuntu package) - update to 6.8.0-1014.16
linux-image-6.8.0-1014-azure-fde (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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