Integer Overflow or Wraparound Affecting redis:6/redis-doc package, versions <0:6.0.9-3.module+el8.4.0+10984+ed187465


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.2% (86th percentile)

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  • Snyk IDSNYK-RHEL8-REDIS-4051555
  • published26 Jul 2021
  • disclosed4 May 2021

Introduced: 4 May 2021

CVE-2021-29477  (opens in a new tab)
CWE-190  (opens in a new tab)
CWE-125  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade RHEL:8 redis:6/redis-doc to version 0:6.0.9-3.module+el8.4.0+10984+ed187465 or higher.
This issue was patched in RHSA-2021:2034.

NVD Description

Note: Versions mentioned in the description apply only to the upstream redis:6/redis-doc package and not the redis:6/redis-doc package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Redis is an open source (BSD licensed), in-memory data structure store, used as a database, cache, and message broker. An integer overflow bug in Redis version 6.0 or newer could be exploited using the STRALGO LCS command to corrupt the heap and potentially result with remote code execution. The problem is fixed in version 6.2.3 and 6.0.13. An additional workaround to mitigate the problem without patching the redis-server executable is to use ACL configuration to prevent clients from using the STRALGO LCS command.

CVSS Scores

version 3.1