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kernel: race condition for removal of the HCI controller

🗓️ 18 Jan 2022 08:53:13Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 5 Views

Race condition in removing Bluetooth HCI controllers enables local attackers to corrupt memory and escalate privileges.

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Refs
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IBM Security Bulletins		Security Bulletin: IBM QRadar SIEM is vulnerable to using components with known vulnerabilities
3 Dec 202118:47
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IBM Security Bulletins		Security Bulletin: Publicly disclosed vulnerabilities from Kernel affect IBM Netezza Host Management
24 Dec 202113:23
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ATTACKERKB		CVE-2021-32399
10 May 202122:15
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Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2-2021-1685 (ALAS-2021-1685)
16 Jul 202100:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2022-002 (ALASKERNEL-5.10-2022-002)
2 May 202200:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.4-2022-004 (ALASKERNEL-5.4-2022-004)
2 May 202200:00
–nessus
Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2021:2714)
9 Feb 202200:00
–nessus
Tenable Nessus		CentOS 8 : kernel (CESA-2021:2714)
21 Jul 202100:00
–nessus
Tenable Nessus		CentOS 7 : kernel (RHSA-2021:3327)
2 Sep 202100:00
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Tenable Nessus		CentOS 7 : kpatch-patch (RHSA-2021:3381)
9 Oct 202400:00
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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6i686kernel2.6.32-754.43.1.el6kernel-2.6.32-754.43.1.el6.i686.rpm
Red Hat Enterprise Linux6s390xkernel2.6.32-754.43.1.el6kernel-2.6.32-754.43.1.el6.s390x.rpm
Red Hat Enterprise Linux6x86_64kernel2.6.32-754.43.1.el6kernel-2.6.32-754.43.1.el6.x86_64.rpm
Red Hat Enterprise Linux6noarchkernel-abi-whitelists2.6.32-754.43.1.el6kernel-abi-whitelists-2.6.32-754.43.1.el6.noarch.rpm
Red Hat Enterprise Linux6i686kernel-debug2.6.32-754.43.1.el6kernel-debug-2.6.32-754.43.1.el6.i686.rpm
Red Hat Enterprise Linux6s390xkernel-debug2.6.32-754.43.1.el6kernel-debug-2.6.32-754.43.1.el6.s390x.rpm
Red Hat Enterprise Linux6x86_64kernel-debug2.6.32-754.43.1.el6kernel-debug-2.6.32-754.43.1.el6.x86_64.rpm
Red Hat Enterprise Linux6i686kernel-debug-debuginfo2.6.32-754.43.1.el6kernel-debug-debuginfo-2.6.32-754.43.1.el6.i686.rpm
Red Hat Enterprise Linux6s390xkernel-debug-debuginfo2.6.32-754.43.1.el6kernel-debug-debuginfo-2.6.32-754.43.1.el6.s390x.rpm
Red Hat Enterprise Linux6x86_64kernel-debug-debuginfo2.6.32-754.43.1.el6kernel-debug-debuginfo-2.6.32-754.43.1.el6.x86_64.rpm
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28 Jun 2026 12:09Current
6.7Medium risk
Vulners AI Score6.7
CVSS 24.4
CVSS 3.17
EPSS0.00691
CWE-362
linux kernelbluetooth hci controllersrace conditionmemory corruptionlocal attackerprivilege escalationconfidentialityintegrityavailability
5