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CVE-2014-0196: Linux Kernel Race Condition Vulnerability

criticalknown exploitedpublic exploitCVE-2014-0196
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
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.

CSIRTS triage

vendor: Linuxproduct: KernelDenial of servicePrivilege escalation
What
There is a race condition vulnerability within the n_tty_write function that allows local users to cause a denial-of-service or gain privileges.
Who is affected
Local users of the Linux Kernel are affected.
Urgency
Remediation is urgent due to the critical severity and confirmed exploitation.
Action
Users should update to the latest version of the Linux Kernel.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2023-05-12
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2014-0196

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2014-0196coverage & exploitation statusNVD · CVE.org

Recent advisories for Linux Kernel Race

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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