Race condition in drivers/tty/n_hdlc.c in the Linux... · CVE-2017-2636 · GitHub Advisory Database · GitHub

Race condition in drivers/tty/n_hdlc.c in the Linux...

High severity Unreviewed Published May 14, 2022 to the GitHub Advisory Database • Updated Feb 10, 2023

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

Race condition in drivers/tty/n_hdlc.c in the Linux kernel through 4.10.1 allows local users to gain privileges or cause a denial of service (double free) by setting the HDLC line discipline.

References

Published by the National Vulnerability Database

Mar 7, 2017

Published to the GitHub Advisory Database May 14, 2022

Last updated Feb 10, 2023

Severity

High

7.8

/ 10

CVSS base metrics

Attack vector

Local

Attack complexity

Low

Privileges required

Low

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H