Description

A flaw double-free memory corruption in the Linux kernel HCI device initialization subsystem was found in the way user attach malicious HCI TTY Bluetooth device. A local user could use this flaw to crash the system. This flaw affects all the Linux kernel versions starting from 3.13.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1964139

http://www.openwall.com/lists/oss-security/2021/06/01/2

http://www.openwall.com/lists/oss-security/2021/05/25/1

https://www.openwall.com/lists/oss-security/2021/05/25/1

https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html

https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html

Details

Risk Information

CVSS v2

CVSS v3