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Vigil@nce - Linux kernel: NULL pointer dereference via btrfs_root_node

February 2019 by Vigil@nce

This bulletin was written by Vigil@nce :

https://vigilance.fr/offer/Computer-vulnerability-database-and-alert

SYNTHESIS OF THE VULNERABILITY

Impacted products: Linux, Slackware.

Severity: 1/4.

Consequences: denial of service on server.

Provenance: user shell.

Confidence: confirmed by the editor (5/5).

Creation date: 31/01/2019.

DESCRIPTION OF THE VULNERABILITY

An attacker can force a NULL pointer to be dereferenced via btrfs_root_node() of the Linux kernel, in order to trigger a denial of service.

ACCESS TO THE FULL VIGIL@NCE BULLETIN

https://vigilance.fr/vulnerability/Linux-kernel-NULL-pointer-dereference-via-btrfs-root-node-28409


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