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CVE-2026-10822

If BIND encounters a particular invalid data structure in a DNS record, it will accept the invalid data, and may subsequently abort and exit. BIND will first need to store a DNS record for a key (KEY, DNSKEY, etc.). That key must specify a PRIVATEDNS algorithm (253), and in the algorithm identifier, improperly give a length longer than the actual identifier data. The invalid identifier will be stored. If BIND later needs to render that record to text, it will use the invalid length during proce
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a62aea499866011b63f5baf2e7c4796910b19004df0f810dcaba1f87b43a9c4d
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-1284","description":"CWE-1284 Improper Validation of Specified Quantity in Input","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f76a4b8f7a2d7a862ab23f1c4bdbb0d22577fa0580de221f4b3102c8ce84dd4e · sha256:7f317d8156d7a150… · /containers/cna/problemTypes/0/descriptions/1

{"cweId":"CWE-617","description":"CWE-617 Reachable Assertion","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f76a4b8f7a2d7a862ab23f1c4bdbb0d22577fa0580de221f4b3102c8ce84dd4e · sha256:7f317d8156d7a150… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"BIND 9","vendor":"ISC","versions":[{"lessThanOrEqual":"9.18.50","status":"affected","version":"9.18.0","versionType":"custom"},{"lessThanOrEqual":"9.20.24","status":"affected","version":"9.20.0","versionType":"custom"},{"lessThanOrEqual":"9.21.23","status":"affected","version":"9.21.0","versionType":"custom"},{"lessThanOrEqual":"9.18.50-S1","status":"affected","version":"9.18.11-S1","versionType":"custom"},{"lessThanOrEqual":"9.20.24-S1","status":"affected","version":"9.20.9-S1","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f76a4b8f7a2d7a862ab23f1c4bdbb0d22577fa0580de221f4b3102c8ce84dd4e · sha256:7f317d8156d7a150… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:f76a4b8f7a2d7a862ab23f1c4bdbb0d22577fa0580de221f4b3102c8ce84dd4e · sha256:7f317d8156d7a150… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-1284","description":"CWE-1284 Improper Validation of Specified Quantity in Input","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f76a4b8f7a2d7a862ab23f1c4bdbb0d22577fa0580de221f4b3102c8ce84dd4e · sha256:7f317d8156d7a150… · /containers/cna/problemTypes/0/descriptions/1
{"cweId":"CWE-617","description":"CWE-617 Reachable Assertion","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f76a4b8f7a2d7a862ab23f1c4bdbb0d22577fa0580de221f4b3102c8ce84dd4e · sha256:7f317d8156d7a150… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"tags":["patch"],"url":"https://downloads.isc.org/isc/bind9/9.20.26"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f76a4b8f7a2d7a862ab23f1c4bdbb0d22577fa0580de221f4b3102c8ce84dd4e · sha256:7f317d8156d7a150… · /containers/cna/references/1
{"tags":["patch"],"url":"https://downloads.isc.org/isc/bind9/9.21.24"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f76a4b8f7a2d7a862ab23f1c4bdbb0d22577fa0580de221f4b3102c8ce84dd4e · sha256:7f317d8156d7a150… · /containers/cna/references/2
{"name":"CVE-2026-10822","tags":["vendor-advisory"],"url":"https://kb.isc.org/docs/cve-2026-10822"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f76a4b8f7a2d7a862ab23f1c4bdbb0d22577fa0580de221f4b3102c8ce84dd4e · sha256:7f317d8156d7a150… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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