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Vulnerability of Linux kernel: memory corruption via BPF Arithmetic Operations

Synthesis of the vulnerability 

An attacker can trigger a memory corruption via BPF Arithmetic Operations of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Vulnerable products: Fedora, Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this weakness: 2/4.
Creation date: 27/05/2021.
Références of this bulletin: CERTFR-2021-AVI-436, CERTFR-2021-AVI-452, CERTFR-2021-AVI-469, CVE-2021-33200, FEDORA-2021-0b35886add, FEDORA-2021-646098b5b8, openSUSE-SU-2021:0843-1, SUSE-SU-2021:1887-1, SUSE-SU-2021:1888-1, SUSE-SU-2021:1889-1, SUSE-SU-2021:1890-1, SUSE-SU-2021:1891-1, SUSE-SU-2021:1899-1, SUSE-SU-2021:1912-1, SUSE-SU-2021:1913-1, SUSE-SU-2021:1975-1, SUSE-SU-2021:1977-1, USN-4983-1, VIGILANCE-VUL-35556.

Description of the vulnerability 

An attacker can trigger a memory corruption via BPF Arithmetic Operations of the...
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This vulnerability bulletin impacts software or systems such as Fedora, Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this security note 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 cybersecurity note.

Solutions for this threat 

This vulnerability fix will be public soon.
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