CVE-2020-36386 Information

Description

An issue was discovered in the Linux kernel before 5.8.1. net/bluetooth/hci_event.c has a slab out-of-bounds read in hci_extended_inquiry_result_evt aka CID-51c19bf3d5cf.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Reference

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.1 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=51c19bf3d5cfaa66571e4b88ba2a6f6295311101 https://syzkaller.appspot.com/text?tag=ReproC&x=15ca2f46900000 https://sites.google.com/view/syzscope/kasan-slab-out-of-bounds-read-in-hci_extended_inquiry_result_evt https://syzkaller.appspot.com/bug?id=4bf11aa05c4ca51ce0df86e500fce486552dc8d2

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.1