SB2026072280 - Heap-based buffer overflow in RedisBloom

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Main Vulnerability Database SB2026072280

SB2026072280 - Heap-based buffer overflow in RedisBloom

Published: July 22, 2026

Security Bulletin ID SB2026072280
CSH Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 vulnerability.


1) Heap-based buffer overflow (CVE-ID: CVE-2026-25589)

CWE-ID: CWE-122 - Heap-based Buffer Overflow

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a remote user to execute arbitrary code.

The vulnerability exists due to heap-based buffer overflow in the Redis RESTORE command handling within the RedisBloom module when processing a specially crafted serialized payload. A remote user can send a specially crafted serialized payload to execute arbitrary code.

Exploitation requires the RedisBloom module to be loaded and permission to execute the RESTORE command.


Remediation

Install update from vendor's website.

References