Astra Linux – Vulnerability in bind9

Under certain circumstances, due to a flaw in the Pseudo Random Number Generator PRNG used, an attacker may be able to predict the source port and query ID that BIND will use. This issue affects BIND 9 versions 9.16.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through...

CVE-2025-40780

In specific circumstances, due to a weakness in the Pseudo Random Number Generator PRNG that is used, it is possible for an attacker to predict the source port and query ID that BIND will use. This issue affects BIND 9 versions 9.16.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.1...

CVE-1999-0024

CVE-1999-0024 describes a DNS cache-poisoning flaw in BIND caused by predictable DNS query IDs. The connected sources consistently state DNS cache poisoning via BIND, with related discussions in Red Hat/Security advisories and CERT context. The materials do not provide a concrete patch version or...