CVE-2026-3039
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BIND z TKEY i GSS-API jest podatny na nadmierne zużycie pamięci przez złośliwe pakiety.
CVSS
7.5
EPSS
1.1%
Exploit
none
Vendor
isc
Opis źródłowy (NVD)
BIND servers that are configured to use TKEY-based authentication via GSS-API tokens are vulnerable to excessive memory consumption when receiving and processing maliciously-constructed packets. Typically these servers will be found in Active Directory integrated DNS deployments and/or Kerberos-secured DNS environments. This issue affects BIND 9 versions 9.0.0 through 9.16.50, 9.18.0 through 9.18.48, 9.20.0 through 9.20.22, 9.21.0 through 9.21.21, 9.9.3-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.48-S1, and 9.20.9-S1 through 9.20.22-S1.
brak
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 7.5 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 1.1% |
| Opublikowano (NVD) | 2026-05-20 13:16:23 UTC |
| Ostatnia modyfikacja (NVD) | 2026-08-27 13:17:56 UTC |
Referencje
- https://downloads.isc.org/isc/bind9/9.18.49 (security-officer@isc.org) [Patch]
- https://downloads.isc.org/isc/bind9/9.20.23 (security-officer@isc.org) [Patch]
- https://downloads.isc.org/isc/bind9/9.21.22 (security-officer@isc.org) [Patch]
- https://kb.isc.org/docs/cve-2026-3039 (security-officer@isc.org) [Vendor Advisory]
- https://access.redhat.com/errata/RHSA-2026:20334 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:23360 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:24338 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:24339 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:24367 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:24368 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:55441 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:57189 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/errata/RHSA-2026:60383 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://access.redhat.com/security/cve/CVE-2026-3039 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://bugzilla.redhat.com/show_bug.cgi?id=2479767 (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3039.json (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)