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Gentoo: GLSA-202103-02 Standard: Redis Exploit for Remote Code Execution

gentoo
Calendar Grey March 31, 2021
Dist Gentoo Esm H88
Critical security flaw detected in Redis affecting Gentoo systems, immediate update recommended for any installations below version 6.0.12 to mitigate potential threats.
A vulnerability in Redis could lead to remote code execution.

Summary

It was discovered that there were a number of integer overflow issues in Redis.

Topics%20covered

Topics Covered

security advisory Gentoo update gentoo software update remote code execution normal normal severity redis Redis

Resolution

All Redis 5.x users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-db/redis-5.0.12"
All Redis 6.x users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=dev-db/redis-6.0.12"

References

[ 1 ] CVE-2021-21309 https://nvd.nist.gov/vuln/detail/CVE-2021-21309

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202103-02
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: Redis: Remote code execution
Date: March 31, 2021
Bugs: #773328
ID: 202103-02

Topics%20covered

Topics Covered

security advisory Gentoo update gentoo software update remote code execution normal normal severity redis Redis

Synopsis

A vulnerability in Redis could lead to remote code execution.

Background

Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache and message broker.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-db/redis < 6.0.12 >= 5.0.12 >= 6.0.12

Impact

===== A remote attacker, able to connect to a Redis instance, could send a malicious crafted large request possibly resulting in the execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

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