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Case File

CVE-2020-15437

MEDIUM · CVSS 4.4 EPSS 0.43%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-11-23 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.4. It affects Linux. It may lead to a denial-of-service condition.

CVE
CVE-2020-15437
Severity
MEDIUM
CVSS
4.4
EPSS
0.43%
Linux

Original NVD Description

The Linux kernel before version 5.8 is vulnerable to a NULL pointer dereference in drivers/tty/serial/8250/8250_core.c:serial8250_isa_init_ports() that allows local users to cause a denial of service by using the p->serial_in pointer which uninitialized.

Related CVEs

Other vulnerabilities affecting the same vendor(s)