CVE-2026-3104
A specially crafted domain can be used to cause a memory leak in a BIND resolver simply by querying this domain. This issue affects BIND 9 v
CVSS
7.5
Alto
EPSS
0.7%
p49
KEV
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Exploit Today
15
0-100
Publicado: 25 mar 2026 · Última mod.: 15 jul 2026 · CWE-772 · CWE-401
0.7%EPSS · 30 días0.7%
2026-06-302026-07-16
A specially crafted domain can be used to cause a memory leak in a BIND resolver simply by querying this domain. This issue affects BIND 9 versions 9.20.0 through 9.20.20, 9.21.0 through 9.21.19, and 9.20.9-S1 through 9.20.20-S1. BIND 9 versions 9.18.0 through 9.18.46 and 9.18.11-S1 through 9.18.46-S1 are NOT affected.
- downloads.isc.orghttps://downloads.isc.org/isc/bind9/9.20.21
- downloads.isc.orghttps://downloads.isc.org/isc/bind9/9.21.20
- kb.isc.orghttps://kb.isc.org/docs/cve-2026-3104
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:6935
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-3104
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2451310
- security.access.redhat.comhttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3104.json
CVECVSSEPSSKEVRExplotTítuloVis.
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