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CVE-2021-3564

Published: Jun 8, 2021

Modified: Aug 3, 2024

PUBLISHED

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.

Vendor	Product	Versions
n/a	kernel	affected `All Linux kernel versions starting from 3.13`

Weaknesses (CWE)

References

[oss-security] 20210525 CVE-2021-3564 Linux Bluetooth device initialization implementation bug

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[oss-security] 20210601 Re: CVE-2021-3564 Linux Bluetooth device initialization implementation bug

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

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

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[debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update

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[debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security update

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