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Vulnerability of Linux kernel: memory corruption via Bluetooth L2CAP

Synthesis of the vulnerability 

An attacker can trigger a memory corruption via Bluetooth L2CAP of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Vulnerable products: Debian, Fedora, Linux, openSUSE Leap, RHEL, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this weakness: 2/4.
Creation date: 15/10/2020.
Références of this bulletin: BleedingTooth, CERTFR-2020-AVI-653, CERTFR-2020-AVI-654, CERTFR-2020-AVI-655, CERTFR-2020-AVI-661, CERTFR-2020-AVI-668, CVE-2020-12351, DSA-4774-1, FEDORA-2020-ad980d282f, FEDORA-2020-e288acda9a, openSUSE-SU-2020:1682-1, openSUSE-SU-2020:1698-1, RHSA-2020:4276-01, RHSA-2020:4277-01, RHSA-2020:4278-01, RHSA-2020:4279-01, RHSA-2020:4280-01, RHSA-2020:4281-01, RHSA-2020:4286-01, RHSA-2020:4287-01, RHSA-2020:4288-01, RHSA-2020:4289-01, SSA:2020-295-01, SUSE-SU-2020:2972-1, SUSE-SU-2020:2980-1, SUSE-SU-2020:2981-1, USN-4591-1, USN-4592-1, VIGILANCE-VUL-33606.

Description of the vulnerability 

An attacker can trigger a memory corruption via Bluetooth L2CAP of the Linux ker...
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This computer vulnerability announce impacts software or systems such as Debian, Fedora, Linux, openSUSE Leap, RHEL, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this cybersecurity bulletin is medium.

The trust level is of type confirmed by the editor, with an origin of radio connection.

A proof of concept or an attack tool is available, so your teams have to process this alert. An attacker with a technician ability can exploit this threat alert.

Solutions for this threat 

Solutions, fixes, patches and workarounds for this vulnerability are not yet public.
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