The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of Linux kernel: buffer overflow via __cgroup_bpf_run_filter_getsockopt

Synthesis of the vulnerability 

An attacker can trigger a buffer overflow via __cgroup_bpf_run_filter_getsockopt() of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Vulnerable software: Fedora, Linux.
Severity of this announce: 2/4.
Creation date: 15/02/2021.
Références of this computer vulnerability: CVE-2021-20194, FEDORA-2021-76aaa904e2, FEDORA-2021-f8ede2fdfc, VIGILANCE-VUL-34579.

Description of the vulnerability 

An attacker can trigger a buffer overflow via __cgroup_bpf_run_filter_getsockopt...
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This cybersecurity announce impacts software or systems such as Fedora, Linux.

Our Vigil@nce team determined that the severity of this threat alert is medium.

The trust level is of type confirmed by the editor, with an origin of user shell.

An attacker with a expert ability can exploit this computer weakness alert.

Solutions for this threat 

Solutions for this vulnerability are not yet public.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides a software vulnerabilities note. The technology watch team tracks security threats targeting the computer system.