CVE-2018-18386
- Source
- https://cve.org/CVERecord?id=CVE-2018-18386
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-18386.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2018-18386
- Downstream
- Related
- Withdrawn
- 2026-01-27T04:14:22.365675Z
- Published
- 2018-10-17T20:29:00Z
- Modified
- 2026-01-27T04:14:22.365675Z
- Severity
-
- 3.3 (Low) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
- Summary
- [none]
- Details
-
drivers/tty/n_tty.c in the Linux kernel before 4.14.11 allows local attackers (who are able to access pseudo terminals) to hang/block further usage of any pseudo terminal devices due to an EXTPROC versus ICANON confusion in TIOCINQ.
- References
-
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=966031f340185eddd05affcf72b740549f056348
- https://access.redhat.com/errata/RHSA-2019:0831
- https://bugzilla.suse.com/show_bug.cgi?id=1094825
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.11
- https://github.com/torvalds/linux/commit/966031f340185eddd05affcf72b740549f056348
- https://usn.ubuntu.com/3849-1/
- https://usn.ubuntu.com/3849-2/