CVE-2014-0196
linux-2.6 - security update
5.5
MEDIUM
CVSS 3.1
⚠ KEVEPSS 49.9%
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.
How to fix CVE-2014-0196
To remediate CVE-2014-0196, upgrade the affected package to a fixed version below.
- —upgrade to 3.14.4-1 or later
- —upgrade to 3.2.57-3+deb7u1 or later
- —upgrade to 2.6.32-48squeeze6 or later
Is CVE-2014-0196 being exploited?
Yes — CVE-2014-0196 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (3)
- from 0, < 3.14.4-1
- from 0, < 3.2.57-3+deb7u1
- from 0, < 2.6.32-48squeeze6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |