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Medium DLA-2576-1 1 CVE

redis - security update

Published Feb 25, 2021 · Updated Mar 9, 2026

Ecosystem: Debian

Fixed packages 1

ReleasePackageFixed in
Debian · 9 redis 3:3.2.6-3+deb9u4

Vulnerabilities 1

  • Medium 5.4
    CVE-2021-21309

    Integer overflow on 32-bit systems

    Redis is an open-source, in-memory database that persists on disk. In affected versions of Redis an integer overflow bug in 32-bit Redis version 4.0 or newer could be exploited to corrupt the heap and potentially result with remote code execution. Redis 4.0 o…

    Redis Redis redis redis Debian Ubuntu Azure Linux Alpine