Improper error handling in Linux kernel ipv4



Published: 2024-08-26
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-43887
CWE-ID CWE-388
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe
Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper error handling

EUVDB-ID: #VU96543

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-43887

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

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 tcp_ao_key_free_rcu() function in net/ipv4/tcp_ao.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

CPE2.3
External links

http://git.kernel.org/stable/c/954d55a59b2501f4a9bd693b40ce45a1c46cb2b3
http://git.kernel.org/stable/c/14ab4792ee120c022f276a7e4768f4dcb08f0cdd


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.



###SIDEBAR###