Linux Kernel Race Condition Vulnerability

Added to KEV
2023-05-12
Federal due date
2023-06-02
Vendor
Linux
Product
Kernel
EPSS
97.9th percentile (score 0.499, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2014-0196

CISA short description

Linux Kernel contains a race condition vulnerability within the n_tty_write function that allows local users to cause a denial-of-service (DoS) or gain privileges via read and write operations with long strings.

Required action

The impacted product is end-of-life and should be disconnected if still in use.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.