{"cve": "CVE-2026-43964", "updated": null, "url": null, "affected": [{"ecosystem": "Debian:11", "package": "postfix", "affected": null, "fixed": null, "status": "affected", "ref": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-43964"}, {"ecosystem": "Debian:12", "package": "postfix", "affected": null, "fixed": null, "status": "affected", "ref": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-43964"}, {"ecosystem": "Debian:13", "package": "postfix", "affected": null, "fixed": "3.10.10-0+deb13u1", "status": "fixed", "ref": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-43964"}, {"ecosystem": "Debian:14", "package": "postfix", "affected": null, "fixed": "3.11.2-1", "status": "fixed", "ref": "https://osv.dev/vulnerability/DEBIAN-CVE-2026-43964"}, {"ecosystem": "Ubuntu:Pro:14.04:LTS", "package": "postfix", "affected": null, "fixed": "2.11.0-1ubuntu1.2+esm4", "status": "fixed", "ref": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-43964"}, {"ecosystem": "Ubuntu:Pro:16.04:LTS", "package": "postfix", "affected": null, "fixed": "3.1.0-3ubuntu0.4+esm4", "status": "fixed", "ref": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-43964"}, {"ecosystem": "Ubuntu:Pro:18.04:LTS", "package": "postfix", "affected": null, "fixed": "3.3.0-1ubuntu0.4+esm4", "status": "fixed", "ref": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-43964"}, {"ecosystem": "Ubuntu:Pro:20.04:LTS", "package": "postfix", "affected": null, "fixed": "3.4.13-0ubuntu1.4+esm1", "status": "fixed", "ref": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-43964"}, {"ecosystem": "Ubuntu:22.04:LTS", "package": "postfix", "affected": null, "fixed": "3.6.4-1ubuntu1.4", "status": "fixed", "ref": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-43964"}, {"ecosystem": "Ubuntu:24.04:LTS", "package": "postfix", "affected": null, "fixed": "3.8.6-1ubuntu0.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-43964"}, {"ecosystem": "Ubuntu:25.10", "package": "postfix", "affected": null, "fixed": "3.10.2-1ubuntu2.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-43964"}, {"ecosystem": "Ubuntu:26.04:LTS", "package": "postfix", "affected": null, "fixed": "3.10.6-4ubuntu2.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-43964"}, {"ecosystem": "SUSE:Linux Enterprise Server 16.0", "package": "postfix", "affected": null, "fixed": "3.10.2-160000.3.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/SUSE-SU-2026:22335-1"}, {"ecosystem": "SUSE:Linux Enterprise Server for SAP applications 16.0", "package": "postfix", "affected": null, "fixed": "3.10.2-160000.3.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/SUSE-SU-2026:22335-1"}, {"ecosystem": "SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5", "package": "postfix", "affected": null, "fixed": "3.2.10-3.33.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/SUSE-SU-2026:2780-1"}, {"ecosystem": "SUSE:Linux Enterprise Module for Basesystem 15 SP7", "package": "postfix", "affected": null, "fixed": "3.8.4-150600.3.6.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/SUSE-SU-2026:2781-1"}, {"ecosystem": "SUSE:Linux Enterprise Module for Server Applications 15 SP7", "package": "postfix", "affected": null, "fixed": "3.8.4-150600.3.6.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/SUSE-SU-2026:2781-1"}, {"ecosystem": "openSUSE:Tumbleweed", "package": "postfix", "affected": null, "fixed": "3.11.2-1.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/openSUSE-SU-2026:10707-1"}, {"ecosystem": "openSUSE:Leap 16.0", "package": "postfix", "affected": null, "fixed": "3.10.2-160000.3.1", "status": "fixed", "ref": "https://osv.dev/vulnerability/openSUSE-SU-2026:21020-1"}, {"ecosystem": "Red Hat:enterprise_linux:10.2", "package": "postfix", "affected": null, "fixed": "2:3.8.5-10.el10_2", "status": "fixed", "ref": "https://osv.dev/vulnerability/RHSA-2026:25930"}, {"ecosystem": "Red Hat:enterprise_linux:8::baseos", "package": "postfix", "affected": null, "fixed": "2:3.5.8-8.el8_10", "status": "fixed", "ref": "https://osv.dev/vulnerability/RHSA-2026:25932"}, {"ecosystem": "Red Hat:enterprise_linux:9::appstream", "package": "postfix", "affected": null, "fixed": "2:3.5.25-3.el9_8", "status": "fixed", "ref": "https://osv.dev/vulnerability/RHSA-2026:26205"}]}