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CVE-2026-21863

Опубликовано: 23 фев. 2026
Источник: debian
EPSS Низкий

Описание

Valkey is a distributed key-value database. Prior to versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12, a malicious actor with access to the Valkey clusterbus port can send an invalid packet that may cause an out bound read, which might result in the system crashing. The Valkey clusterbus packet processing code does not validate that a clusterbus ping extension packet is located within buffer of the clusterbus packet before attempting to read it. Versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12 fix the issue. As an additional mitigation, don't expose the cluster bus connection directly to end users, and protect the connection with its own network ACLs.

Пакеты

ПакетСтатусВерсия исправленияРелизТип
redisfixed5:8.0.6-1package
redisnot-affectedbullseyepackage
redictfixed7.3.6+ds-2package
valkeyfixed8.1.4+dfsg1-2package

Примечания

  • https://github.com/valkey-io/valkey/security/advisories/GHSA-c677-q3wr-gggq

  • Fixed by: https://github.com/valkey-io/valkey/commit/416939303d2550aefff73ac180f41b84c12ba6c0 (8.1.6)

  • The patch applied in src:redis was a verbatim copy of the valkey commit

  • using incorrect return values for clusterProcessPacket(). See Debian bug

  • https://bugs.debian.org/1136392 for details.

EPSS

Процентиль: 43%
0.00552
Низкий

Связанные уязвимости

CVSS3: 7.5
ubuntu
5 месяцев назад

Valkey is a distributed key-value database. Prior to versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12, a malicious actor with access to the Valkey clusterbus port can send an invalid packet that may cause an out bound read, which might result in the system crashing. The Valkey clusterbus packet processing code does not validate that a clusterbus ping extension packet is located within buffer of the clusterbus packet before attempting to read it. Versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12 fix the issue. As an additional mitigation, don't expose the cluster bus connection directly to end users, and protect the connection with its own network ACLs.

CVSS3: 7.5
redhat
5 месяцев назад

Valkey is a distributed key-value database. Prior to versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12, a malicious actor with access to the Valkey clusterbus port can send an invalid packet that may cause an out bound read, which might result in the system crashing. The Valkey clusterbus packet processing code does not validate that a clusterbus ping extension packet is located within buffer of the clusterbus packet before attempting to read it. Versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12 fix the issue. As an additional mitigation, don't expose the cluster bus connection directly to end users, and protect the connection with its own network ACLs.

CVSS3: 7.5
nvd
5 месяцев назад

Valkey is a distributed key-value database. Prior to versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12, a malicious actor with access to the Valkey clusterbus port can send an invalid packet that may cause an out bound read, which might result in the system crashing. The Valkey clusterbus packet processing code does not validate that a clusterbus ping extension packet is located within buffer of the clusterbus packet before attempting to read it. Versions 9.0.2, 8.1.6, 8.0.7, and 7.2.12 fix the issue. As an additional mitigation, don't expose the cluster bus connection directly to end users, and protect the connection with its own network ACLs.

CVSS3: 7.5
msrc
5 месяцев назад

Malformed Valkey Cluster bus message can lead to Remote DoS

CVSS3: 7.5
fstec
5 месяцев назад

Уязвимость сервера структур данных Valkey, связанная с чтением за границами буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании

EPSS

Процентиль: 43%
0.00552
Низкий