Vulnerability identifier: #VU89672

Vulnerability risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-27398

CWE-ID: CWE-416

Exploitation vector: Local 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 use-after-free error within the sco_sock_timeout() function in net/bluetooth/sco.c. A remote attacker can trigger a use-after-free error and perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
http://git.kernel.org/stable/c/483bc08181827fc475643272ffb69c533007e546
http://git.kernel.org/stable/c/1b33d55fb7355e27f8c82cd4ecd560f162469249
http://git.kernel.org/stable/c/3212afd00e3cda790fd0583cb3eaef8f9575a014
http://git.kernel.org/stable/c/33a6e92161a78c1073d90e27abe28d746feb0a53
http://git.kernel.org/stable/c/6a18eeb1b3bbc67c20d9609c31dca6a69b4bcde5
http://git.kernel.org/stable/c/bfab2c1f7940a232cd519e82fff137e308abfd93
http://git.kernel.org/stable/c/012363cb1bec5f33a7b94629ab2c1086f30280f2
http://git.kernel.org/stable/c/50c2037fc28df870ef29d9728c770c8955d32178

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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 local network (LAN).

Is there known malware, which exploits this vulnerability?

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