Redis is an open source, in-memory database that persists on disk. The redis-cli command line tool and redis-sentinel service may be vulnerable to integer overflow when parsing specially crafted large multi-bulk network replies. This is a result of a vulnerability in the underlying hiredis library which does not perform an overflow check before calling the calloc() heap allocation function. This issue only impacts systems with heap allocators that do not perform their own overflow checks. Most modern systems do and are therefore not likely to be affected. Furthermore, by default redis-sentinel uses the jemalloc allocator which is also not vulnerable. The problem is fixed in Redis versions 6.2.6, 6.0.16 and 5.0.14.
References
Configurations
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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/0215324a66af949be39b34be2d55143232c1cb71 - Patch, Third Party Advisory | |
References | () https://github.com/redis/redis/security/advisories/GHSA-833w-8v3m-8wwr - Third Party Advisory | |
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 : 9.0
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-2021-32762
Mitre link : CVE-2021-32762
CVE.ORG link : CVE-2021-32762
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