#VU100634 Improper error handling in Linux kernel - CVE-2024-50284
Vulnerability identifier: #VU100634
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-2024-50284
CWE-ID:
CWE-388
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 error handling within the __rpc_method() and ksmbd_session_rpc_open() functions in fs/smb/server/mgmt/user_session.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/d8664ce789bd46290c59a00da6897252f92c237d
https://git.kernel.org/stable/c/726c1568b9145fa13ee248df184b186c382a7ff8
https://git.kernel.org/stable/c/c2a232c4f790f4bcd4d218904c56ac7a39a448f5
https://git.kernel.org/stable/c/3abab905b14f4ba756d413f37f1fb02b708eee93
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.
