CVE-2021-3752
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.
- Score
- CVSS 3.1 7.1 High
- Status
- Modified - secalert@redhat.com
- Published
- 2022-02-16
- Last modified
- 2024-08-03
- Weaknesses
- CWE-362, CWE-416
Affected products
- Debian Linux (Debian)
- Fedora (Fedoraproject)
- Linux Kernel (Linux)
- H300e Firmware (Netapp)
- H300s Firmware (Netapp)
- H410c Firmware (Netapp)
- H410s Firmware (Netapp)
- H500e Firmware (Netapp)
- H500s Firmware (Netapp)
- H700e Firmware (Netapp)
- H700s Firmware (Netapp)
- Communications Cloud Native Core Binding Support Function (Oracle)
- Communications Cloud Native Core Network Exposure Function (Oracle)
- Communications Cloud Native Core Policy (Oracle)
- 3scale (Redhat)
- Enterprise Linux (Redhat)
- Enterprise Linux For Real Time (Redhat)
- Enterprise Linux For Real Time For Nfv (Redhat)
- Virtualization Host (Redhat)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1999544
- https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html
- https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
- https://lore.kernel.org/lkml/20211115165435.133245729%40linuxfoundation.org/
- https://security.netapp.com/advisory/ntap-20220318-0009/
- https://www.debian.org/security/2022/dsa-5096
- https://www.openwall.com/lists/oss-security/2021/09/15/4
- https://www.oracle.com/security-alerts/cpujul2022.html
