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OpenAdvisories
High ELSA-2026-22644 3 CVEs

Important: samba security update (Oracle Linux 8)

Published Jun 3, 2026 · Updated Jun 3, 2026

Summary

[4.19.4-16.0.1]
- s3: winbindd: winbindd_pam: fix leak in extract_pac_vrfy_sigs [Orabug: 36518285]
- s3:passdb: Do not leak memory in pdb_tdb [Orabug: 36371377]
- Gluster volumes not accessible via Samba due to missing samba-vfs-glusterfs in OL8 [Orabug: 30205755]

[4.19.4-16]
- resolves: RHEL-156322 - Fix CVE-2026-3012
- resolves: RHEL-161647 - Fix CVE-2026-4480
- resolves: RHEL-177933 - Fix CVE-2026-4408
- resolves: RHEL-166866 - Build hardening, stack protection with FORTIFY_SOURCE

Fixed packages 35

ReleasePackageFixed in
Oracle Linux · 8 ctdb 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 libnetapi 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 libnetapi-devel 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 libsmbclient 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 libsmbclient-devel 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 libwbclient 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 libwbclient-devel 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 python3-samba 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 python3-samba-dc 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 python3-samba-devel 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 python3-samba-test 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-client 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-client-libs 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-common 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-common-libs 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-common-tools 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-dc-libs 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-dcerpc 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-devel 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-krb5-printing 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-ldb-ldap-modules 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-libs 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-pidl 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-test 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-test-libs 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-tools 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-usershares 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-vfs-glusterfs 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-vfs-iouring 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-winbind 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-winbind-clients 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-winbind-krb5-locator 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-winbind-modules 0:4.19.4-16.0.1.el8_10
Oracle Linux · 8 samba-winexe 0:4.19.4-16.0.1.el8_10

Vulnerabilities 3