Out-of-bounds read in Linux kernel wireless

1) Out-of-bounds read

EUVDB-ID: #VU91093

Risk: Low

CVSSv3.1: 4.8 [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-2024-35937

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to an out-of-bounds read error within the ieee80211_amsdu_subframe_length(), ieee80211_is_valid_amsdu() and ieee80211_amsdu_to_8023s() functions in net/wireless/util.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

http://git.kernel.org/stable/c/5d7a8585fbb31e88fb2a0f581b70667d3300d1e9
http://git.kernel.org/stable/c/16da1e1dac23be45ef6e23c41b1508c400e6c544
http://git.kernel.org/stable/c/9ad7974856926129f190ffbe3beea78460b3b7cc

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.