#VU89251 Race condition in Linux kernel - CVE-2024-26585

Vulnerability identifier: #VU89251

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-26585

CWE-ID: CWE-362

Exploitation vector: Network

Exploit availability: No

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

Vendor: Linux Foundation

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a race condition within the tls_encrypt_done() function in net/tls/tls_sw.c. A remote attacker user can send specially crafted requests to the system and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Linux kernel: before 6.6.18, 6.6.18

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External links
https://git.kernel.org/stable/c/e01e3934a1b2d122919f73bc6ddbe1cdafc4bbdb
https://git.kernel.org/stable/c/6db22d6c7a6dc914b12c0469b94eb639b6a8a146
https://git.kernel.org/stable/c/e327ed60bff4a991cd7a709c47c4f0c5b4a4fd57
https://git.kernel.org/stable/c/196f198ca6fce04ba6ce262f5a0e4d567d7d219d

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.