CVE-2026-43964

Sažetak

Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.

Reference

https://www.mail-archive.com/postfix-announce@postfix.org/msg00110.html
http://www.openwall.com/lists/oss-security/2026/05/04/30
https://access.redhat.com/errata/RHSA-2026:25930
https://access.redhat.com/errata/RHSA-2026:25932
https://access.redhat.com/errata/RHSA-2026:26205
https://access.redhat.com/errata/RHSA-2026:50963
https://access.redhat.com/errata/RHSA-2026:50964
https://access.redhat.com/errata/RHSA-2026:51034
https://access.redhat.com/errata/RHSA-2026:51436
https://access.redhat.com/security/cve/CVE-2026-43964
https://bugzilla.redhat.com/show_bug.cgi?id=2466488
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-43964.json

CVSS

Base:	3.7
Impact:	1.4
Exploitability:	2.2

Pristup

Vektor	Složenost	Autentikacija
NETWORK	HIGH	NONE

Impact

Povjerljivost	Cjelovitost	Dostupnost
NONE	NONE	LOW

CVSS vektor

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Zadnje važnije ažuriranje

07-08-2026 - 12:17

Objavljeno

04-05-2026 - 19:16