CVE-2026-82631

valkey: Valkey: Use-after-free vulnerability in Blocked-on-keys subsystem

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Severity

Low

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · August 31, 2026

Updated · September 21, 2026

Description

A flaw was found in Valkey. A use-after-free vulnerability exists within the handleClientsBlockedOnKey function of the Blocked-on-keys Subsystem. A remote attacker could exploit this flaw, leading to a denial of service. The complexity of exploiting this vulnerability is high.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-825 · Expired Pointer Dereference