#VU91455 NULL pointer dereference in Linux kernel - CVE-2024-36896
Vulnerability identifier: #VU91455
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-2024-36896
CWE-ID:
CWE-476
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 NULL pointer dereference within the disable_show() and disable_store() functions in drivers/usb/core/port.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/5f1d68ef5ddac27c6b997adccd1c339cef1e6848
https://git.kernel.org/stable/c/63533549ff53d24daf47c443dbd43c308afc3434
https://git.kernel.org/stable/c/6119ef6517ce501fc548154691abdaf1f954a277
https://git.kernel.org/stable/c/a4b46d450c49f32e9d4247b421e58083fde304ce
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.
