[gentoo-announce] [ GLSA 202103-02 ] Redis: Remote code execution

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Severity: Normal Title: Redis: Remote code execution Date: March 31, 2021 Bugs: #773328 ID: 202103-02
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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.
Affected packages =================
——————————————————————- Package / Vulnerable / Unaffected ——————————————————————- 1 dev-db/redis < 6.0.12 >= 5.0.12 >= 6.0.12
Description ===========
It was discovered that there were a number of integer overflow issues in Redis.
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.
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 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:
security.gentoo.org/glsa/202103-02
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 bugs.gentoo.org.
License =======
Copyright 2021 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons – Attribution / Share Alike license.
creativecommons.org/licenses/by-sa/2.5