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Vulnerability of Linux kernel: use after free via ucma_migrate_id

Synthesis of the vulnerability 

An attacker can force the usage of a freed memory area via ucma_migrate_id() of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Impacted systems: Linux.
Severity of this alert: 2/4.
Creation date: 08/06/2021.
Références of this alert: CVE-2020-36385, VIGILANCE-VUL-35645.

Description of the vulnerability 

An attacker can force the usage of a freed memory area via ucma_migrate_id() of ...
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This computer threat announce impacts software or systems such as Linux.

Our Vigil@nce team determined that the severity of this computer vulnerability 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 alert.

Solutions for this threat 

This vulnerability solution will be public soon.
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