Source: valkey
Version: 9.1.1-1
Severity: grave
Tags: security upstream
X-Debbugs-Cc: [email protected], Debian Security Team <[email protected]>
Control: found -1 8.1.1+dfsg1-1

Hi,

The following vulnerabilities were published for valkey.

CVE-2026-82631[0]:
| A security flaw has been discovered in valkey-io valkey 9.1.0. The
| affected element is the function handleClientsBlockedOnKey of the
| file src/blocked.c of the component Blocked-on-keys Subsystem. The
| manipulation results in use after free. The attack may be performed
| from remote. A high complexity level is associated with this attack.
| The exploitability is described as difficult. The exploit has been
| released to the public and may be used for attacks. The patch is
| identified as b2fb0e13f5b4c8c2fb63dcfc2c37a067a0d6d20b. Applying a
| patch is advised to resolve this issue.


CVE-2026-82677[1]:
| A vulnerability was determined in valkey-io valkey 9.1.0. Impacted
| is the function moduleTimerHandler of the file src/module.c of the
| component Module Timer Subsystem. This manipulation causes double
| free. The attack can be initiated remotely. The exploit has been
| publicly disclosed and may be utilized. Patch name:
| b349fe2821e3998534b1454c1b64a478daf8c6b7. To fix this issue, it is
| recommended to deploy a patch.


If you fix the vulnerabilities please also make sure to include the
CVE (Common Vulnerabilities & Exposures) ids in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2026-82631
    https://www.cve.org/CVERecord?id=CVE-2026-82631
[1] https://security-tracker.debian.org/tracker/CVE-2026-82677
    https://www.cve.org/CVERecord?id=CVE-2026-82677

Regards,
Salvatore

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