All vulnerabilities

Servers and applications

CVE-2021-41099

Redis is an open source, in-memory database that persists on disk. An integer overflow bug in the underlying string library can be used to corrupt the heap and potentially result with denial of service or remote code execution. The vulnerability involves changing the default proto-max-bulk-len configuration parameter to a very large value and constructing specially crafted network payloads or…

Severity
High 7.5
Published
4 Oct 2021
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Fixed in
5.0.14, 6.0.16, 6.2.6
Sources
NVD

Affected software

SoftwareAffected versions
RedisServers and applications · cpe:a:redis:redis
  • From 5.0.0 before 5.0.14
  • From 6.0.0 before 6.0.16
  • From 6.2.0 before 6.2.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-41099
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-41099