NULL pointer dereference in Linux kernel - CVE-2024-26587
Published: June 1, 2024 / Updated: May 14, 2025
Vulnerability identifier: #VU90662
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-2024-26587
CWE-ID: CWE-476
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 NULL pointer dereference within the nsim_init_netdevsim_vf() and nsim_destroy() functions in drivers/net/netdevsim/netdev.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
Oracle Linux
Oracle Linux
How to mitigate CVE-2024-26587
Install update from vendor's website.
Linux kernel - addressed in versions 6.6.14, 6.7.2, 6.8
External References
- https://git.kernel.org/stable/c/08aca65997fb6f233066883b1f1e653bcb1f26ca
- https://git.kernel.org/stable/c/c5068e442eed063d2f1658e6b6d3c1c6fcf1e588
- https://git.kernel.org/stable/c/ea937f77208323d35ffe2f8d8fc81b00118bfcda
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8