Arbitrary code execution in Linux kernel Bluetooth



Published: 2022-11-29
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-3565
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU69709

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-3565

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows an attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the del_timer() function in drivers/isdn/mISDN/l1oip_core.c in the Bluetooth component. An attacker with physical proximity to device can trigger memory corruption and execute arbitrary code on the target system.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

Linux kernel: All versions


CPE2.3 External links

http://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=2568a7e0832ee30b0a351016d03062ab4e0e0a3f

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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