#VU69757 Memory leak in Linux kernel


Published: 2022-11-30

Vulnerability identifier: #VU69757

Vulnerability 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-2022-3542

CWE-ID: CWE-401

Exploitation vector: Local

Exploit availability: No

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

Vendor:

Description
The vulnerability allows a local user to perform DoS attack on the target system.

The vulnerability exists due memory leak within the bnx2x_tpa_stop() function in drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c. A local user can force the system to leak memory and perform denial of service attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions


External links
http://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=b43f9acbb8942b05252be83ac25a81cec70cc192


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.


Latest bulletins with this vulnerability