#VU102191 Double free in Linux kernel - CVE-2024-56718
Published: December 30, 2024 / Updated: May 11, 2025
Vulnerability identifier: #VU102191
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-2024-56718
CWE-ID: CWE-415
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 a double free error within the smcr_link_down_cond_sched() and smc_link_down_work() functions in net/smc/smc_core.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/2627c3e8646932dfc7b9722c88c2e1ffcf7a9fb2
- https://git.kernel.org/stable/c/2b33eb8f1b3e8c2f87cfdbc8cc117f6bdfabc6ec
- https://git.kernel.org/stable/c/841b1824750d3b8d1dc0a96b14db4418b952abbc
- https://git.kernel.org/stable/c/bec2f52866d511e94c1c37cd962e4382b1b1a299
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.122