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Vulnerability of Linux kernel: use after free via napi_gro_frags

Synthesis of the vulnerability 

An attacker can force the usage of a freed memory area via napi_gro_frags() of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Vulnerable products: Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES.
Severity of this weakness: 2/4.
Creation date: 10/06/2020.
Références of this bulletin: CERTFR-2020-AVI-318, CERTFR-2020-AVI-376, CVE-2020-10720, openSUSE-SU-2020:0801-1, SUSE-SU-2020:1255-1, SUSE-SU-2020:1599-1, SUSE-SU-2020:1663-1, VIGILANCE-VUL-32514.

Description of the vulnerability 

An attacker can force the usage of a freed memory area via napi_gro_frags() of t...
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This threat alert impacts software or systems such as Linux, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES.

Our Vigil@nce team determined that the severity of this computer vulnerability bulletin 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 weakness note.

Solutions for this threat 

This vulnerability fix will be public soon.
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