CVE-2022-35977

Name: CVE-2022-35977
Creator: NVD / NIST
Published: 2023-01-20T19:15:14.47+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 11.79%

Last modified Jun 17, 2026

CVE-2022-35977 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. Redis is an in-memory database that persists on disk. Authenticated users issuing specially crafted `SETRANGE` and `SORT(_RO)` commands can trigger an integer overflow, resulting with Redis attempting to allocate impossible amounts of memory and abort with an out-of-memory (OOM) panic. EPSS estimates a 11.79% chance of exploitation in the next 30 days.

Description

Redis is an in-memory database that persists on disk. Authenticated users issuing specially crafted `SETRANGE` and `SORT(_RO)` commands can trigger an integer overflow, resulting with Redis attempting to allocate impossible amounts of memory and abort with an out-of-memory (OOM) panic. The problem is fixed in Redis versions 7.0.8, 6.2.9 and 6.0.17. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Metrics

CVSS 3.1

5.5/10

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

EPSS Probability

11.79%

95.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-190

Affected Software

Vendor	Product	Versions
Redis	Redis	>= 6.0.0, < 6.0.17
Redis	Redis	>= 6.2.0, < 6.2.9
Redis	Redis	>= 7.0.0, < 7.0.8

References

https://github.com/redis/redis/commit/1ec82e6e97e1db06a72ca505f9fbf6b981f31ef7Patch, Third Party Advisory
https://github.com/redis/redis/releases/tag/6.0.17Release Notes, Third Party Advisory
https://github.com/redis/redis/releases/tag/6.2.9Release Notes, Third Party Advisory
https://github.com/redis/redis/releases/tag/7.0.8Release Notes, Third Party Advisory
https://github.com/redis/redis/security/advisories/GHSA-mrcw-fhw9-fj8jThird Party Advisory
https://github.com/redis/redis/commit/1ec82e6e97e1db06a72ca505f9fbf6b981f31ef7Patch, Third Party Advisory
https://github.com/redis/redis/releases/tag/6.0.17Release Notes, Third Party Advisory
https://github.com/redis/redis/releases/tag/6.2.9Release Notes, Third Party Advisory
https://github.com/redis/redis/releases/tag/7.0.8Release Notes, Third Party Advisory
https://github.com/redis/redis/security/advisories/GHSA-mrcw-fhw9-fj8jThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/11/msg00031.html

Timeline

Published: Jan 20, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-35977?

How severe is CVE-2022-35977?

CVE-2022-35977 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 11.79% probability of exploitation in the next 30 days.

How do I fix CVE-2022-35977?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-35977?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST