CVE-2026-43964

low

Description

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.

References

https://www.mail-archive.com/[email protected]/msg00110.html

http://www.openwall.com/lists/oss-security/2026/05/04/30

Details

Source: Mitre, NVD

Published: 2026-05-04

Updated: 2026-05-04

Risk Information

CVSS v2

Base Score: 2.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 3.7

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