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CVE-2020-21468

redis: Segmentation fault in the redis-server component

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Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · September 20, 2021

Updated · August 9, 2026

Description

A segmentation fault in the redis-server component of Redis 5.0.7 leads to a denial of service (DOS). NOTE: the vendor cannot reproduce this issue in a released version, such as 5.0.7.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer