SB2026081980 - Integer overflow in RedisBloom
Published: August 19, 2026
Security Bulletin ID
SB2026081980
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Integer overflow (CVE-ID: CVE-2026-62356)
CWE-ID: CWE-190 - Integer overflow
CVSSv4: 7.7 [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]
The vulnerability allows a remote user to cause a denial of service or execute arbitrary code.
The vulnerability exists due to integer overflow in the RedisBloom CMSketch RDB loading logic when loading a specially crafted CMSketch object through RESTORE or a crafted RDB file. A remote user can load specially crafted serialized data to cause a denial of service or execute arbitrary code.
Remediation
Install update from vendor's website.