#VU98990 NULL pointer dereference in Linux kernel - CVE-2024-47717
Published: October 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU98990
Vulnerability risk: Low
CVSSv4.0: 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-2024-47717
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the kvm_riscv_vcpu_pmu_read_hpm() function in arch/riscv/kvm/vcpu_pmu.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/81aa95fd5bd14ff49617f07fa79a8d1f1cf2ce9a
- https://git.kernel.org/stable/c/6d0a5dcfc78bd18f2abb9641f83380135494559b
- https://git.kernel.org/stable/c/47d40d93292d9cff8dabb735bed83d930fa03950
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12