-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: samba security, bug fix and enhancement update Advisory ID: RHSA-2021:3723-01 Product: Red Hat Gluster Storage Advisory URL: https://access.redhat.com/errata/RHSA-2021:3723 Issue date: 2021-10-05 CVE Names: CVE-2020-1472 CVE-2020-14318 CVE-2020-14323 CVE-2021-20254 ===================================================================== 1. Summary: Updated samba packages that fix several bugs with added enhancement are now available for Red Hat Gluster Storage 3.5 on Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Gluster 3.5 Samba on RHEL-7 - noarch, x86_64 3. Description: Red Hat Gluster Storage is a software only scale-out storage solution that provides flexible and affordable unstructured data storage. It unifies data storage and infrastructure, increases performance, and improves availability and manageability to meet enterprise-level storage challenges. Security Fix(es): * samba: Netlogon elevation of privilege vulnerability (Zerologon) (CVE-2020-1472) * samba: Missing handle permissions check in SMB1/2/3 ChangeNotify (CVE-2020-14318) * samba: Unprivileged user can crash winbind (CVE-2020-14323) * samba: Negative idmap cache entries can cause incorrect group entries in the Samba file server process token (CVE-2021-20254) 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. Users of samba with Red Hat Gluster Storage are advised to upgrade to these updated packages. 4. Solution: Before applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1879822 - CVE-2020-1472 samba: Netlogon elevation of privilege vulnerability (Zerologon) 1891685 - CVE-2020-14323 samba: Unprivileged user can crash winbind 1892631 - CVE-2020-14318 samba: Missing handle permissions check in SMB1/2/3 ChangeNotify 1949442 - CVE-2021-20254 samba: Negative idmap cache entries can cause incorrect group entries in the Samba file server process token 6. Package List: Red Hat Gluster 3.5 Samba on RHEL-7: Source: samba-4.11.6-112.el7rhgs.src.rpm noarch: samba-common-4.11.6-112.el7rhgs.noarch.rpm samba-pidl-4.11.6-112.el7rhgs.noarch.rpm x86_64: ctdb-4.11.6-112.el7rhgs.x86_64.rpm libsmbclient-4.11.6-112.el7rhgs.x86_64.rpm libsmbclient-devel-4.11.6-112.el7rhgs.x86_64.rpm libwbclient-4.11.6-112.el7rhgs.x86_64.rpm libwbclient-devel-4.11.6-112.el7rhgs.x86_64.rpm python3-samba-4.11.6-112.el7rhgs.x86_64.rpm samba-4.11.6-112.el7rhgs.x86_64.rpm samba-client-4.11.6-112.el7rhgs.x86_64.rpm samba-client-libs-4.11.6-112.el7rhgs.x86_64.rpm samba-common-libs-4.11.6-112.el7rhgs.x86_64.rpm samba-common-tools-4.11.6-112.el7rhgs.x86_64.rpm samba-debuginfo-4.11.6-112.el7rhgs.x86_64.rpm samba-devel-4.11.6-112.el7rhgs.x86_64.rpm samba-krb5-printing-4.11.6-112.el7rhgs.x86_64.rpm samba-libs-4.11.6-112.el7rhgs.x86_64.rpm samba-vfs-glusterfs-4.11.6-112.el7rhgs.x86_64.rpm samba-winbind-4.11.6-112.el7rhgs.x86_64.rpm samba-winbind-clients-4.11.6-112.el7rhgs.x86_64.rpm samba-winbind-krb5-locator-4.11.6-112.el7rhgs.x86_64.rpm samba-winbind-modules-4.11.6-112.el7rhgs.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2020-1472 https://access.redhat.com/security/cve/CVE-2020-14318 https://access.redhat.com/security/cve/CVE-2020-14323 https://access.redhat.com/security/cve/CVE-2021-20254 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYVvggNzjgjWX9erEAQhARw//c69FI0hSEE80vD0ntb7jviCP2GBJwVp4 tNSyW3XWzMnTHxiyXWC8Ts7uxrCWvwXgnM4WHNDB/8VzgMQCRlEknB+KQvufoNeq 5CB9WVL3wabuHVsdehcDlHIYob6X1LlCu+4LEDoRAIce/dPyxp96I63+yLHsTB7+ DAQFyHhhjIC+mSAoepTEuoe6XE4pCvy9KLhiKUGXQH9lwjwJRnT1/du5Ah+EqxDL v7hPD4sUEZ1aNfUIVtwvLbzbKPcle1OONZe2mANz1b/m+1WdQ+WOGR1qnrmgMowQ uOif7P8Ro29RkREgOyzst3QyOjRlttRo12VBLQ9dzIOHxM5EIFUOS8Cnb5M3SKNO Qf5kAvhncQzqKiqXbdU5iVXJR0070G8hTiymj5sK49jVTenAldPZN2E98IDkc8lU LtkK16SbyWw/IgbHQ4KctaZ8IyzfyFiCjOLE0bb/fqyYUmflm2F6Db0Xi3OKFVJh JB9Hrk+n1f9TR3Jb96vld+zr93N3VIKShKdLqW58yevNrGLVYkzBWLzY2SFhvGxR xokWrCkWdNriUTedQO2jIJrV7uw5Ag7NXp2ebc64x0fM+EagbKD6bZX45wyCKa8U zoYjS8wr6RyzTNm9WlW5r8qgvTYtOXwQSTMwbFRedIiV/wk4m0VDs11ad/bRQlV7 Us2K/SX9bfo= =e+Yy -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce