#VU63162 Double Free


Published: 2022-05-13

Vulnerability identifier: #VU63162

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-28389

CWE-ID: CWE-415

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 execute arbitrary code with elevated privileges.

The vulnerability exists due to boundary error in mcba_usb_start_xmit in drivers/net/can/usb/mcba_usb.c. A local user can pass specially crafted data to the application, trigger double free error and execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Linux kernel: All versions


CPE

External links
http://github.com/torvalds/linux/commit/04c9b00ba83594a29813d6b1fb8fdc93a3915174
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LAWC35TO642FOP3UCA3C6IF7NAUFOVZ6/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XFMPUI3WI4U2F7ONHRW36WDY4ZE7LGGT/
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6IHHC455LMSJNG4CSZ5CEAHYWY2DE5YW/
http://www.debian.org/security/2022/dsa-5127


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability