RLSA-2026:22644

Synopsis

Important: samba security update

Description

Samba is an open-source implementation of the Server Message Block (SMB) protocol and the related Common Internet File System (CIFS) protocol, which allow PC-compatible machines to share files, printers, and various information.

Security Fix(es):

* samba: group policy certificate enrollment uses http:// without validation (CVE-2026-3012)

* samba: Samba: Remote Code Execution in printing subsystem via unescaped job description (CVE-2026-4480)

* samba: Remote Code Execution in SAMR (CVE-2026-4408)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected products

Rocky Linux 8 aarch64 Rocky Linux 8 x86_64

Fixes

2447319 2452232 2479762

CVEs

CVE-2026-3012 CVE-2026-4408 CVE-2026-4480

Affected packages

Rocky Linux 8 aarch64 - BaseOS

ctdb-0:4.19.4-16.el8_10.aarch64.rpm ctdb-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm libnetapi-0:4.19.4-16.el8_10.aarch64.rpm libnetapi-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm libsmbclient-0:4.19.4-16.el8_10.aarch64.rpm libsmbclient-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm libwbclient-0:4.19.4-16.el8_10.aarch64.rpm libwbclient-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm python3-samba-0:4.19.4-16.el8_10.aarch64.rpm python3-samba-dc-0:4.19.4-16.el8_10.aarch64.rpm python3-samba-dc-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm python3-samba-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm python3-samba-test-0:4.19.4-16.el8_10.aarch64.rpm samba-0:4.19.4-16.el8_10.aarch64.rpm samba-0:4.19.4-16.el8_10.src.rpm samba-client-0:4.19.4-16.el8_10.aarch64.rpm samba-client-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-client-libs-0:4.19.4-16.el8_10.aarch64.rpm samba-client-libs-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-common-0:4.19.4-16.el8_10.noarch.rpm samba-common-libs-0:4.19.4-16.el8_10.aarch64.rpm samba-common-libs-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-common-tools-0:4.19.4-16.el8_10.aarch64.rpm samba-common-tools-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-dcerpc-0:4.19.4-16.el8_10.aarch64.rpm samba-dcerpc-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-dc-libs-0:4.19.4-16.el8_10.aarch64.rpm samba-dc-libs-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-debugsource-0:4.19.4-16.el8_10.aarch64.rpm samba-krb5-printing-0:4.19.4-16.el8_10.aarch64.rpm samba-krb5-printing-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-ldb-ldap-modules-0:4.19.4-16.el8_10.aarch64.rpm samba-ldb-ldap-modules-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-libs-0:4.19.4-16.el8_10.aarch64.rpm samba-libs-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-pidl-0:4.19.4-16.el8_10.noarch.rpm samba-test-0:4.19.4-16.el8_10.aarch64.rpm samba-test-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-test-libs-0:4.19.4-16.el8_10.aarch64.rpm samba-test-libs-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-tools-0:4.19.4-16.el8_10.aarch64.rpm samba-usershares-0:4.19.4-16.el8_10.aarch64.rpm samba-winbind-0:4.19.4-16.el8_10.aarch64.rpm samba-winbind-clients-0:4.19.4-16.el8_10.aarch64.rpm samba-winbind-clients-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-winbind-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-winbind-krb5-locator-0:4.19.4-16.el8_10.aarch64.rpm samba-winbind-krb5-locator-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm samba-winbind-modules-0:4.19.4-16.el8_10.aarch64.rpm samba-winbind-modules-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm

Rocky Linux 8 x86_64 - BaseOS

ctdb-0:4.19.4-16.el8_10.x86_64.rpm ctdb-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm libnetapi-0:4.19.4-16.el8_10.i686.rpm libnetapi-0:4.19.4-16.el8_10.x86_64.rpm libnetapi-debuginfo-0:4.19.4-16.el8_10.i686.rpm libnetapi-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm libsmbclient-0:4.19.4-16.el8_10.i686.rpm libsmbclient-0:4.19.4-16.el8_10.x86_64.rpm libsmbclient-debuginfo-0:4.19.4-16.el8_10.i686.rpm libsmbclient-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm libwbclient-0:4.19.4-16.el8_10.i686.rpm libwbclient-0:4.19.4-16.el8_10.x86_64.rpm libwbclient-debuginfo-0:4.19.4-16.el8_10.i686.rpm libwbclient-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm python3-samba-0:4.19.4-16.el8_10.i686.rpm python3-samba-0:4.19.4-16.el8_10.x86_64.rpm python3-samba-dc-0:4.19.4-16.el8_10.x86_64.rpm python3-samba-dc-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm python3-samba-debuginfo-0:4.19.4-16.el8_10.i686.rpm python3-samba-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm python3-samba-test-0:4.19.4-16.el8_10.x86_64.rpm samba-0:4.19.4-16.el8_10.src.rpm samba-0:4.19.4-16.el8_10.x86_64.rpm samba-client-0:4.19.4-16.el8_10.x86_64.rpm samba-client-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-client-libs-0:4.19.4-16.el8_10.i686.rpm samba-client-libs-0:4.19.4-16.el8_10.x86_64.rpm samba-client-libs-debuginfo-0:4.19.4-16.el8_10.i686.rpm samba-client-libs-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-common-0:4.19.4-16.el8_10.noarch.rpm samba-common-libs-0:4.19.4-16.el8_10.i686.rpm samba-common-libs-0:4.19.4-16.el8_10.x86_64.rpm samba-common-libs-debuginfo-0:4.19.4-16.el8_10.i686.rpm samba-common-libs-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-common-tools-0:4.19.4-16.el8_10.x86_64.rpm samba-common-tools-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-dcerpc-0:4.19.4-16.el8_10.x86_64.rpm samba-dcerpc-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-dc-libs-0:4.19.4-16.el8_10.i686.rpm samba-dc-libs-0:4.19.4-16.el8_10.x86_64.rpm samba-dc-libs-debuginfo-0:4.19.4-16.el8_10.i686.rpm samba-dc-libs-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-debuginfo-0:4.19.4-16.el8_10.i686.rpm samba-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-debugsource-0:4.19.4-16.el8_10.i686.rpm samba-debugsource-0:4.19.4-16.el8_10.x86_64.rpm samba-krb5-printing-0:4.19.4-16.el8_10.x86_64.rpm samba-krb5-printing-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-ldb-ldap-modules-0:4.19.4-16.el8_10.x86_64.rpm samba-ldb-ldap-modules-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-libs-0:4.19.4-16.el8_10.i686.rpm samba-libs-0:4.19.4-16.el8_10.x86_64.rpm samba-libs-debuginfo-0:4.19.4-16.el8_10.i686.rpm samba-libs-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-pidl-0:4.19.4-16.el8_10.noarch.rpm samba-test-0:4.19.4-16.el8_10.x86_64.rpm samba-test-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-test-libs-0:4.19.4-16.el8_10.x86_64.rpm samba-test-libs-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-tools-0:4.19.4-16.el8_10.x86_64.rpm samba-usershares-0:4.19.4-16.el8_10.x86_64.rpm samba-winbind-0:4.19.4-16.el8_10.x86_64.rpm samba-winbind-clients-0:4.19.4-16.el8_10.x86_64.rpm samba-winbind-clients-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-winbind-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-winbind-krb5-locator-0:4.19.4-16.el8_10.x86_64.rpm samba-winbind-krb5-locator-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-winbind-modules-0:4.19.4-16.el8_10.i686.rpm samba-winbind-modules-0:4.19.4-16.el8_10.x86_64.rpm samba-winbind-modules-debuginfo-0:4.19.4-16.el8_10.i686.rpm samba-winbind-modules-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm samba-winexe-0:4.19.4-16.el8_10.x86_64.rpm samba-winexe-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm

Rocky Linux 8 aarch64 - PowerTools

libnetapi-devel-0:4.19.4-16.el8_10.aarch64.rpm libsmbclient-devel-0:4.19.4-16.el8_10.aarch64.rpm libwbclient-devel-0:4.19.4-16.el8_10.aarch64.rpm python3-samba-devel-0:4.19.4-16.el8_10.aarch64.rpm samba-devel-0:4.19.4-16.el8_10.aarch64.rpm

Rocky Linux 8 x86_64 - PowerTools

libnetapi-devel-0:4.19.4-16.el8_10.i686.rpm libnetapi-devel-0:4.19.4-16.el8_10.x86_64.rpm libsmbclient-devel-0:4.19.4-16.el8_10.i686.rpm libsmbclient-devel-0:4.19.4-16.el8_10.x86_64.rpm libwbclient-devel-0:4.19.4-16.el8_10.i686.rpm libwbclient-devel-0:4.19.4-16.el8_10.x86_64.rpm python3-samba-devel-0:4.19.4-16.el8_10.i686.rpm python3-samba-devel-0:4.19.4-16.el8_10.x86_64.rpm samba-devel-0:4.19.4-16.el8_10.i686.rpm samba-devel-0:4.19.4-16.el8_10.x86_64.rpm

Rocky Linux 8 aarch64 - AppStream

samba-vfs-iouring-0:4.19.4-16.el8_10.aarch64.rpm samba-vfs-iouring-debuginfo-0:4.19.4-16.el8_10.aarch64.rpm

Rocky Linux 8 x86_64 - AppStream

samba-vfs-iouring-0:4.19.4-16.el8_10.x86_64.rpm samba-vfs-iouring-debuginfo-0:4.19.4-16.el8_10.x86_64.rpm