CVE-2026-3608: falha de alta gravidade em ISC Kea
Stack overflow in Kea daemons
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21Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 7.5epss 1.4%
Sending a maliciously crafted message to the kea-ctrl-agent, kea-dhcp-ddns, kea-dhcp4, or kea-dhcp6 daemons over any configured API socket or HA listener can cause the receiving daemon to exit with a stack overflow error.
This issue affects Kea versions 2.6.0 through 2.6.4 and 3.0.0 through 3.0.2.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Produtos afetados
ISC · KeaCVEs relacionadas — ISC Kea
No mesmo produto, das mais perigosas para as menos.
CVE-2019-6473MEDIUMA packet containing a malformed DUID can cause the kea-dhcp6 server to terminateEPSS 1.2%CVE-2019-6472MEDIUMA packet containing a malformed DUID can cause the kea-dhcp6 server to terminateEPSS 0.8%CVE-2019-6474MEDIUMA packet containing a malformed DUID can cause the kea-dhcp6 server to terminateEPSS 0.7%CVE-2025-40779HIGHKea crash upon interaction between specific client options and subnet selectionEPSS 0.5%CVE-2025-11232HIGHInvalid characters cause assertEPSS 0.4%CVE-2025-32801HIGHLoading a malicious hook library can lead to local privilege escalationEPSS 0.3%
Referências
https://access.redhat.com/errata/RHSA-2026:11344https://access.redhat.com/errata/RHSA-2026:7342https://access.redhat.com/security/cve/CVE-2026-3608https://bugzilla.redhat.com/show_bug.cgi?id=2451139https://downloads.isc.org/isc/kea/2.6.5https://downloads.isc.org/isc/kea/3.0.3https://kb.isc.org/docs/cve-2026-3608https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3608.jsonhttp://www.openwall.com/lists/oss-security/2026/03/25/6