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: use after free via __blk_add_trace

Synthesis of the vulnerability 

An attacker can force the usage of a freed memory area via __blk_add_trace() of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Vulnerable systems: Linux.
Severity of this threat: 2/4.
Creation date: 13/12/2019.
Références of this weakness: 205711, CVE-2019-19768, VIGILANCE-VUL-31148.

Description of the vulnerability 

An attacker can force the usage of a freed memory area via __blk_add_trace() of the Linux kernel, in order to trigger a denial of service, and possibly to run code.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This cybersecurity weakness impacts software or systems such as Linux.

Our Vigil@nce team determined that the severity of this security 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 vulnerability bulletin.

Solutions for this threat 

Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides networks vulnerabilities alerts. The Vigil@nce vulnerability database contains several thousand vulnerabilities.