vulnerability
Arch Linux: Privilege escalation (CVE-2017-2636)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Mar 7, 2017 | Jul 11, 2025 | Nov 27, 2025 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Mar 7, 2017
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
A race condition flaw was found in the N_HLDC Linux kernel driver when accessing the n_hdlc.tbuf list that can lead to double free. A local, unprivileged user able to set the HDLC line discipline on the tty device could use this flaw to crash the system or increase their privileges on the system.
Solution
arch-linux-upgrade-latest
References
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