#VU99453 Improper error handling in Linux kernel - CVE-2024-50077

Vulnerability identifier: #VU99453

Vulnerability risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-50077

CWE-ID: CWE-388

Exploitation vector: Local

Exploit availability: No

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

Vendor: Linux Foundation

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 iso_init() function in net/bluetooth/iso.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

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External links
https://git.kernel.org/stable/c/fa4b832c5a6ec35023a1b997cf658c436619c752
https://git.kernel.org/stable/c/8fb8e912afb4c47dec12ea9a5853e7a8db95816f
https://git.kernel.org/stable/c/adf1b179c2ff8073c24bf87e5a605fcc5a09798b
https://git.kernel.org/stable/c/a9b7b535ba192c6b77e6c15a4c82d853163eab8c

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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.