#VU102950 Input validation error in Linux kernel - CVE-2024-47408

Vulnerability identifier: #VU102950

Vulnerability risk: Low

CVSSv4.0: 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-2024-47408

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

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

The vulnerability exists due to improper input validation within the smc_find_ism_v2_device_serv() function in net/smc/af_smc.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

---

External links
https://git.kernel.org/stable/c/48d5a8a304a643613dab376a278f29d3e22f7c34
https://git.kernel.org/stable/c/935caf324b445fe73d7708fae6f7176fb243f357
https://git.kernel.org/stable/c/9ab332deb671d8f7e66d82a2ff2b3f715bc3a4ad
https://git.kernel.org/stable/c/a36364d8d4fabb105001f992fb8ff2d3546203d6
https://git.kernel.org/stable/c/e1cc8be2a785a8f1ce1f597f3e608602c5fccd46

---

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.