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Vulnerability of Linux kernel: buffer overflow via mwifiex_cmd_802_11_ad_hoc_start

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via mwifiex_cmd_802_11_ad_hoc_start() of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Vulnerable systems: Fedora, Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES.
Severity of this threat: 3/4.
Creation date: 13/01/2021.
Références of this weakness: CERTFR-2021-AVI-021, CERTFR-2021-AVI-035, CVE-2020-36158, FEDORA-2021-3465ada1ca, openSUSE-SU-2021:0075-1, SUSE-SU-2021:0095-1, SUSE-SU-2021:0108-1, SUSE-SU-2021:0117-1, SUSE-SU-2021:0118-1, SUSE-SU-2021:0133-1, VIGILANCE-VUL-34304.

Description of the vulnerability 

An attacker can trigger a buffer overflow via mwifiex_cmd_802_11_ad_hoc_start() ...
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This weakness alert impacts software or systems such as Fedora, Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES.

Our Vigil@nce team determined that the severity of this computer vulnerability note is important.

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

An attacker with a expert ability can exploit this security bulletin.

Solutions for this threat 

This vulnerability solution will be public soon.
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