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CVE-2026-3104

A flaw was found in the BIND resolver. A remote attacker can exploit this vulnerability by querying a specially crafted domain, which causes a memory leak. This memory leak can lead to a Denial of Service (DoS) condition, making the BIND resolver unavailable to legitimate users.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c9bf9eb170cbfefcee9a9ff5901c9816bbbf5f807bf85ad4efcd7e49cdfb84f2
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 11 assertions

{"defaultStatus":"unaffected","product":"BIND 9","vendor":"ISC","versions":[{"lessThanOrEqual":"9.20.20","status":"affected","version":"9.20.0","versionType":"custom"},{"lessThanOrEqual":"9.21.19","status":"affected","version":"9.21.0","versionType":"custom"},{"lessThanOrEqual":"9.20.20-S1","status":"affected","version":"9.20.9-S1","versionType":"custom"},{"lessThanOrEqual":"9.18.46","status":"unaffected","version":"9.18.0","versionType":"custom"},{"lessThanOrEqual":"9.18.46-S1","status":"unaffected","version":"9.18.11-S1","versionType":"custom"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/cna/affected/0

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"unaffected","packageName":"bind9.16","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/5

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/3

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/1

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/4

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/6

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"unaffected","packageName":"bind9.18","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/7

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:hummingbird:1"],"defaultStatus":"affected","packageName":"bind-main","product":"Red Hat Hardened Images","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"9.18.48-1.hum1","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/0

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"unaffected","packageName":"rhcos","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/9

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"unaffected","packageName":"dhcp","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/8

{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:6"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/2
cwe · 2 assertions

{"cweId":"CWE-772","description":"Missing Release of Resource after Effective Lifetime","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/problemTypes/0/descriptions/0

{"cweId":"CWE-772","description":"CWE-772 Missing Release of Resource after Effective Lifetime","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

11 source assertions
{"defaultStatus":"unaffected","product":"BIND 9","vendor":"ISC","versions":[{"lessThanOrEqual":"9.20.20","status":"affected","version":"9.20.0","versionType":"custom"},{"lessThanOrEqual":"9.21.19","status":"affected","version":"9.21.0","versionType":"custom"},{"lessThanOrEqual":"9.20.20-S1","status":"affected","version":"9.20.9-S1","versionType":"custom"},{"lessThanOrEqual":"9.18.46","status":"unaffected","version":"9.18.0","versionType":"custom"},{"lessThanOrEqual":"9.18.46-S1","status":"unaffected","version":"9.18.11-S1","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/cna/affected/0
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"unaffected","packageName":"bind9.16","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/5
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:7"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 7","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/3
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:10"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 10","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/1
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:8"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 8","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/4
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/6
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"unaffected","packageName":"bind9.18","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/7
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:hummingbird:1"],"defaultStatus":"affected","packageName":"bind-main","product":"Red Hat Hardened Images","vendor":"Red Hat","versions":[{"lessThan":"*","status":"unaffected","version":"9.18.48-1.hum1","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/0
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4"],"defaultStatus":"unaffected","packageName":"rhcos","product":"Red Hat OpenShift Container Platform 4","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/9
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:9"],"defaultStatus":"unaffected","packageName":"dhcp","product":"Red Hat Enterprise Linux 9","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/8
{"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/o:redhat:enterprise_linux:6"],"defaultStatus":"unaffected","packageName":"bind","product":"Red Hat Enterprise Linux 6","vendor":"Red Hat"}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/affected/2

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/metrics/1/cvssV3_1
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-772","description":"Missing Release of Resource after Effective Lifetime","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/problemTypes/0/descriptions/0
{"cweId":"CWE-772","description":"CWE-772 Missing Release of Resource after Effective Lifetime","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/cna/problemTypes/0/descriptions/0

Source references

7 source assertions
{"tags":["vendor-advisory","x_refsource_REDHAT"],"url":"https://access.redhat.com/errata/RHSA-2026:6935"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/references/3
{"tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2026-3104"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/references/0
{"name":"RHBZ#2451310","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451310"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/references/1
{"tags":["patch"],"url":"https://downloads.isc.org/isc/bind9/9.20.21"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/cna/references/1
{"tags":["patch"],"url":"https://downloads.isc.org/isc/bind9/9.21.20"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/cna/references/2
{"name":"CVE-2026-3104","tags":["vendor-advisory"],"url":"https://kb.isc.org/docs/cve-2026-3104"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/cna/references/0
{"tags":["x_sadp-csaf-vex"],"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3104.json"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:51569a680fe5cda122e1995f204fd7179c9df48f7e4b30bac1c7b7449470d369 · sha256:ecb2f729e5c73823… · /containers/adp/1/references/2

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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