CVE-2021-3752

Description

A use-after-free flaw was found in the Linux kernel’s Bluetooth subsystem in the way user calls connect to the socket and disconnect simultaneously due to a race condition. This flaw allows a user to crash the system or escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

References

https://lore.kernel.org/lkml/[email protected]/

https://www.openwall.com/lists/oss-security/2021/09/15/4

https://bugzilla.redhat.com/show_bug.cgi?id=1999544

https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html

https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html

https://www.debian.org/security/2022/dsa-5096

https://security.netapp.com/advisory/ntap-20220318-0009/

https://www.oracle.com/security-alerts/cpujul2022.html

Details

Risk Information

CVSS v2

CVSS v3