Redis is an open source, in-memory database that persists on disk. In affected versions specially crafted Lua scripts executing in Redis can cause the heap-based Lua stack to be overflowed, due to incomplete checks for this condition. This can result with heap corruption and potentially remote code execution. This problem exists in all versions of Redis with Lua scripting support, starting from 2.6. The problem is fixed in versions 6.2.6, 6.0.16 and 5.0.14. For users unable to update an additional workaround to mitigate the problem without patching the redis-server executable is to prevent users from executing Lua scripts. This can be done using ACL to restrict EVAL and EVALSHA commands.
References
Configurations
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Configuration 2 (hide)
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History
21 Nov 2024, 06:07
Type | Values Removed | Values Added |
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References | () https://github.com/redis/redis/commit/666ed7facf4524bf6d19b11b20faa2cf93fdf591 - Patch, Third Party Advisory | |
References | () https://github.com/redis/redis/security/advisories/GHSA-p486-xggp-782c - Third Party Advisory | |
References | () https://lists.apache.org/thread.html/r75490c61c2cb7b6ae2c81238fd52ae13636c60435abcd732d41531a0%40%3Ccommits.druid.apache.org%3E - | |
References | () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HTYQ5ZF37HNGTZWVNJD3VXP7I6MEEF42/ - | |
References | () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VL5KXFN3ATM7IIM7Q4O4PWTSRGZ5744Z/ - | |
References | () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WR5WKJWXD4D6S3DJCZ56V74ESLTDQRAB/ - | |
References | () https://security.gentoo.org/glsa/202209-17 - Third Party Advisory | |
References | () https://security.netapp.com/advisory/ntap-20211104-0003/ - Third Party Advisory | |
References | () https://www.debian.org/security/2021/dsa-5001 - Third Party Advisory | |
References | () https://www.oracle.com/security-alerts/cpuapr2022.html - Patch, Third Party Advisory | |
CVSS |
v2 : v3 : |
v2 : 6.5
v3 : 7.5 |
07 Nov 2023, 03:35
Type | Values Removed | Values Added |
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Information
Published : 2021-10-04 18:15
Updated : 2024-11-21 06:07
NVD link : CVE-2021-32626
Mitre link : CVE-2021-32626
CVE.ORG link : CVE-2021-32626
JSON object : View
Products Affected
redis
- redis
netapp
- management_services_for_netapp_hci
- management_services_for_element_software
oracle
- communications_operations_monitor
debian
- debian_linux
fedoraproject
- fedora