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Case File

CVE-2018-20836

HIGH · CVSS 8.1 EPSS 5.11% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-05-07 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.1. It affects Linux. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-20836
Severity
HIGH
CVSS
8.1
EPSS
5.11%
Linux

Original NVD Description

An issue was discovered in the Linux kernel before 4.20. There is a race condition in smp_task_timedout() and smp_task_done() in drivers/scsi/libsas/sas_expander.c, leading to a use-after-free.

Related CVEs

Other vulnerabilities affecting the same vendor(s)