CVE-2018-14612

Medium

Description

An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in btrfs_root_node() when mounting a crafted btrfs image, because of a lack of chunk block group mapping validation in btrfs_read_block_groups in fs/btrfs/extent-tree.c, and a lack of empty-tree checks in check_leaf in fs/btrfs/tree-checker.c.

SeverityMedium
CVSS5.5
Exploit probability—
ProductLinux Kernel
PublishedJul 27, 2018
First seenJul 27, 2018

How to fix

Affected products

ProductAffected versionsFixed in
linux linux_kernelv ≤ 4.17.10—

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