CVE-2026-33845
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Błąd w GnuTLS umożliwia zdalne ujawnienie informacji lub odmowę usługi.
CVSS
7.5
EPSS
0.8%
Exploit
none
Vendor
redhat
Opis źródłowy (NVD)
A flaw in GnuTLS DTLS handshake parsing allows malformed fragments with zero length and non-zero offset, leading to an integer underflow during reassembly and resulting in an out-of-bounds read. This issue is remotely exploitable and may cause information disclosure or denial of service.
dos
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 7.5 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 0.8% |
| Opublikowano (NVD) | 2026-04-30 18:16:28 UTC |
| Ostatnia modyfikacja (NVD) | 2026-08-27 13:17:39 UTC |
Referencje
- https://access.redhat.com/errata/RHSA-2026:13274 (secalert@redhat.com) [Vendor Advisory]
- https://access.redhat.com/errata/RHSA-2026:20611 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:20612 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:20613 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:26319 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:26409 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:29197 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:30004 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:30849 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:30850 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:32962 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:33125 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:34372 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:36004 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:36005 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:36006 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:41921 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:57402 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:57483 (secalert@redhat.com)
- https://access.redhat.com/errata/RHSA-2026:58981 (secalert@redhat.com)
- https://access.redhat.com/security/cve/CVE-2026-33845 (secalert@redhat.com) [Vendor Advisory]
- https://bugzilla.redhat.com/show_bug.cgi?id=2450624 (secalert@redhat.com) [Issue Tracking, Vendor Advisory]
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-33845.json (0b0ca135-0b70-47e7-9f44-1890c2a1c46c)