CVE-2014-0196
- State
- Published
- Severity
- 5.5 Medium
- Published
- May 7, 2014
- Updated
- Oct 22, 2025
- Reserved
- Dec 3, 2013
Description
The n_tty_write function in drivers/tty/n_tty.c in the Linux kernel through 3.14.3 does not properly manage tty driver access in the "LECHO & !OPOST" case, which allows local users to cause a denial of service (memory corruption and system crash) or gain privileges by triggering a race condition involving read and write operations with long strings.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.5 Medium | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
Weaknesses
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- USN-2203-1vendor-advisory
- http://support.f5.com/kb/en-us/solutions/public/15000/300/sol15319.html
- 106646vdb-entry
- SUSE-SU-2014:0683vendor-advisory
- [oss-security] 20140429 CVE-2014-0196: Linux kernel pty layer race condition memory corruptionmailing-list
- 59262third-party-advisory
- USN-2204-1vendor-advisory
- 59218third-party-advisory
- USN-2202-1vendor-advisory
- 33516exploit
- DSA-2928vendor-advisory
- USN-2199-1vendor-advisory
- http://linux.oracle.com/errata/ELSA-2014-0771.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1094232
- USN-2197-1vendor-advisory
- http://source.android.com/security/bulletin/2016-07-01.html
- RHSA-2014:0512vendor-advisory
- 59599third-party-advisory
- DSA-2926vendor-advisory
- https://github.com/torvalds/linux/commit/4291086b1f081b869c6d79e5b7441633dc3ace00
- SUSE-SU-2014:0667vendor-advisory
- http://pastebin.com/raw.php?i=yTSFUBgZ
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4291086b1f081b869c6d79e5b7441633dc3ace00
- http://bugzilla.novell.com/show_bug.cgi?id=875690
- USN-2198-1vendor-advisory
- USN-2200-1vendor-advisory
- USN-2201-1vendor-advisory
- USN-2196-1vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-0196government-resource
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