CVE-2025-8677

A vulnerability was found in BIND 9 resolvers, where processing malformed DNSKEY records from a specially crafted zone can lead to resource exhaustion, primarily causing excessive CPU utilization. This issue enables a remote, unauthenticated attacker to degrade resolver performance and potentiall...

CVE-2025-40780

CVE-2025-40780 concerns BIND where a weakness in the PRNG can allow an attacker to predict the source port and query ID used by BIND. Connected advisories confirm this affects multiple BIND9 SPANs across releases (e.g., 9.16.x, 9.18.x, 9.20.x, 9.21.x) and related package updates. The root cause i...

CVE-2025-40780 Cache poisoning due to weak PRNG

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-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-2025-40778

CVE-2025-40778 affects ISC BIND caching behavior: under certain conditions the resolver accepts forged answer data, enabling cache poisoning. Affected versions include 9.11.0–9.16.50, 9.18.0–9.18.39, 9.20.0–9.20.13, 9.21.0–9.21.12, and corresponding S1/build variants. Public advisories (e.g., ALA...

CVE-2025-40778

Under certain circumstances, BIND is too lenient when accepting records from answers, allowing an attacker to inject forged data into the cache. This issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.11.3-S1 through...

CVE-2025-40778

Under certain circumstances, BIND is too lenient when accepting records from answers, allowing an attacker to inject forged data into the cache. This issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.11.3-S1 through...

CVE-2025-8677 Resource exhaustion via malformed DNSKEY handling

Querying for records within a specially crafted zone containing certain malformed DNSKEY records can lead to CPU exhaustion. This issue affects BIND 9 versions 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1...

CVE-2025-8677 Resource exhaustion via malformed DNSKEY handling

Querying for records within a specially crafted zone containing certain malformed DNSKEY records can lead to CPU exhaustion. This issue affects BIND 9 versions 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1...

CVE-2025-8677

CVE-2025-8677 affects ISC BIND 9 where querying specially crafted zones with malformed DNSKEY records can exhaust CPU. Affected ranges include 9.18.x (up to 9.18.39, plus S1 builds) and 9.20.x (up to 9.20.13, plus S1 builds), and 9.21.x up to 9.21.12. Connected advisories confirm a fix is availab...

CVE-2025-8677

Querying for records within a specially crafted zone containing certain malformed DNSKEY records can lead to CPU exhaustion. This issue affects BIND 9 versions 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1...

PT-2025-43373

Name of the Vulnerable Software and Affected Versions BIND 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 9.21.12, 9.16.8-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1. Description Due to a weakness in the...

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...

PT-2025-43379

Name of the Vulnerable Software and Affected Versions BIND versions 9.18.0 through 9.18.39 BIND versions 9.20.0 through 9.20.13 BIND versions 9.21.0 through 9.21.12 BIND versions 9.18.11-S1 through 9.18.39-S1 BIND versions 9.20.9-S1 through 9.20.13-S1 Description Querying for records within a...

UBUNTU-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-2025-40778: Acceptance of Extraneous Untrusted Data With Trusted Data

Under certain circumstances, BIND is too lenient when accepting records from answers, allowing an attacker to inject forged data into the cache. This issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.11.3-S1 through...

CVE-2025-8677: Asymmetric Resource Consumption (Amplification)

Querying for records within a specially crafted zone containing certain malformed DNSKEY records can lead to CPU exhaustion. This issue affects BIND 9 versions 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1...

ISC BIND 9 安全漏洞

ISC BIND 9 is a Domain Name System software from the ISC organization. ISC 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 9.21.12, 9.16.8-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.39- S1, and 9.20.9-S1 through 9.20.13-S1, a security...

CVE-2025-8677

Querying for records within a specially crafted zone containing certain malformed DNSKEY records can lead to CPU exhaustion. This issue affects BIND 9 versions 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1...

CVE-2025-40780: Predictable from Observable State

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...