Red Hat Product Errata RHSA-2026:28132 - Security Advisory Issued: 2026-06-23 Updated: 2026-06-23 RHSA-2026:28132 - Security Advisory Overview Updated Packages Synopsis Important: samba security update Type/Severity Security Advisory: Important Red Hat Lightspeed patch analysis Identify and remediate systems affected by this advisory. View affected systems Topic An update for samba is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Important. 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. 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: 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. Solution For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 Affected Products Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 x86_64 Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 7 s390x Red Hat Enterprise Linux Resilient Storage for x86_64 - Extended Life Cycle Support 7 x86_64 Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian 7 ppc64 Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian 7 ppc64le Red Hat Enterprise Linux Resilient Storage for IBM Power, little endian - Extended Life Cycle Support 7 ppc64le Fixes BZ - 2452232 - CVE-2026-4480 samba: Samba: Remote Code Execution in printing subsystem via unescaped job description BZ - 2479762 - CVE-2026-4408 samba: Remote Code Execution in SAMR CVEs CVE-2026-4408 CVE-2026-4480 References https://access.redhat.com/security/updates/classification/#important Note: More recent versions of these packages may be available. Click a package name for more details. Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 SRPM samba-4.10.16-26.el7_9.1.src.rpm SHA-256: 136c9d018eb99c8c2cf427163a7c2fa78c1b7931ee81749a6d695f461bb67adc x86_64 libsmbclient-4.10.16-26.el7_9.1.i686.rpm SHA-256: ff0e1904f2ab925de1103e5013e6cbb525f4d090b582f7b632cc4d5ef1c3f89b libsmbclient-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: bc8bda53790f76b4e24cf16328281d9af3d77d70ace1dccce1d25afc41c54a5d libsmbclient-devel-4.10.16-26.el7_9.1.i686.rpm SHA-256: d637bfce300eb70231aa54e2b8387f728078fd8fbb623cb293655e6725c74d24 libsmbclient-devel-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: dae3dee16d50bc93efde1f239928803c2eb55d63b14bf3e63595b7cf91fecbdd libwbclient-4.10.16-26.el7_9.1.i686.rpm SHA-256: 9ba9541bfe2454de4f725cbc4fa5bb5293324ac79d996248c12e2e7d4dcafc12 libwbclient-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 901eb75d0e65ae03391722b9648edbb89a0c78739f55c0d8cedf4b6b0d4b3e7b libwbclient-devel-4.10.16-26.el7_9.1.i686.rpm SHA-256: 663faf4afae7cc0fbf17813e644131f973fb7c30f1931c729523ad69d9b29b62 libwbclient-devel-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: a4c75ab73b277334580b853f469629a17c908bb8317a9dc7b8e619a16f85ec03 samba-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 5c21da790fc0f0a1a59976234799f14cf9fc6808187d25b55f1238d7cbcc1dbc samba-client-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 4245932aa14468a84f5878e279850ea60442298b9f14406b79bf45c36689e580 samba-client-libs-4.10.16-26.el7_9.1.i686.rpm SHA-256: 75d35cb9438339140c5ca4379a9842f325b3b421918e805b8fd5804d85529f2f samba-client-libs-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: fe4193c2d95a768b23caca532d0b65c22015411e291b9fdb54b3c74a75f39bf7 samba-common-4.10.16-26.el7_9.1.noarch.rpm SHA-256: 89acae0cd0ea5afb2f482f67b8fe1a44caf9bdd2b7c4b16913d01ea34df7ee45 samba-common-libs-4.10.16-26.el7_9.1.i686.rpm SHA-256: cc6d3bba8044fc055f30fa47f5cb7b993b0a7c0e6e79599bb87ea0c6c61fd829 samba-common-libs-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: ed2a8eb0033cbfe6efe57ba62bd9906f94dee1a25fe340c91cae3136d44ac1b6 samba-common-tools-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 9ad60b007d89a74c32c5914e319a15683884ff1f115ff2c7cc1e74900b88f2ed samba-dc-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 5f80be5463f5da4419c99a4128e4cb16328ae47a31fe56c322a9289cd11dd443 samba-dc-libs-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 3fa1faa790efaf453fea7037a4dcf872126e7536c59ae8ede85d3a2b47d33b98 samba-debuginfo-4.10.16-26.el7_9.1.i686.rpm SHA-256: 44dd40649f4e45b8766bbbc658092cd871556ebfa8e3004e86e673f18264d283 samba-debuginfo-4.10.16-26.el7_9.1.i686.rpm SHA-256: 44dd40649f4e45b8766bbbc658092cd871556ebfa8e3004e86e673f18264d283 samba-debuginfo-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 50866d7acf3c25e6392d186b19cb7d6ada3a093c3b5e206eb6cf7ab8fb54d4c4 samba-debuginfo-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 50866d7acf3c25e6392d186b19cb7d6ada3a093c3b5e206eb6cf7ab8fb54d4c4 samba-devel-4.10.16-26.el7_9.1.i686.rpm SHA-256: 620d31dc7985f2360418aa2e11d557aa0591b138f601ac34b9041a4ae3853648 samba-devel-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 9e7a0c64a1422def1da5ae14c74feb2ff2c63857bdecd693028b850eae6c6170 samba-krb5-printing-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 3374bf0d0c66195dfb652d4e071486daad0af0bda3a7234fba9f72c20158fa96 samba-libs-4.10.16-26.el7_9.1.i686.rpm SHA-256: 86e0cafb57a1f7cb387af2b34cf91a54cef774a6065b64ed9d137d558b3655ab samba-libs-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: efb7ee14f39948c87a14710986be580ddaf334715c63d9c65b29e71be22dba48 samba-pidl-4.10.16-26.el7_9.1.noarch.rpm SHA-256: 1be291a05cf2984efd92703bb2e25dcc8de287148399166b7bbaf72697026fbe samba-python-4.10.16-26.el7_9.1.i686.rpm SHA-256: 947b709003e98af4f817f3294993a3179a7649e9671bb204ff3d5fdc17ce86ce samba-python-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 346660ecee915a35ad207e406118dcd6339846a7f1ce29db7ed1ca5c0c719a5a samba-python-test-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: e7637b39b1188bd4bcaa67ea56be798807218bf56b20a6130657b23023df9991 samba-test-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: d6d602fb2c9c32f15b2f690ff4f0fb860182476dd9fb2bc2a011db145e8f8a19 samba-test-libs-4.10.16-26.el7_9.1.i686.rpm SHA-256: 2ed674cca622f42cfa5994e494e5ecf9d894b9ac1876c6b18049491d0b716cd9 samba-test-libs-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 5ef6d97caa8f0299f7d195456dc002436320e499cf7dbc7b03c8d446a0621cf2 samba-vfs-glusterfs-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 63b784e81b6749db1f470a74055ce030d5d54fc6fd3668e221f28b20e7d3461d samba-winbind-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: ba16f6cf809d7aae7ea88fec85bd9098737bb309eee9b0a6bb00b4cc0c5defd7 samba-winbind-clients-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: a6494d957349062b02850aa74792f00e19eb177762d2c46ab833ea5824ef2596 samba-winbind-krb5-locator-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 207bd8d740c98b0b0b40f6b61cc93963389e18ec3c89eaebceb101a26d351be8 samba-winbind-modules-4.10.16-26.el7_9.1.i686.rpm SHA-256: a17ed0fd5bf52b06605d707a95d90d537a3ba35f8d8b85d34331af46d9efec5b samba-winbind-modules-4.10.16-26.el7_9.1.x86_64.rpm SHA-256: 23f65cee8a11980519a0d784b925b036ba915df2a9118aaa27cac1a4ae609237 Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 7 SRPM samba-4.10.16-26.el7_9.1.src.rpm SHA-256: 136c9d018eb99c8c2cf427163a7c2fa78c1b7931ee81749a6d695f461bb67adc s390x libsmbclient-4.10.16-26.el7_9.1.s390.rpm SHA-256: 631f8a4f3075e9dcc76d59953f921bc6a95b5d2a7460e511b3c53171a58b201f libsmbclient-4.10.16-26.el7_9.1.s390x.rpm SHA-256: 5923e9f4fcddfb364441ac3d1048501595472de3d6679a27705e272c2a5da28d libsmbclient-devel-4.10.16-26.el7_9.1.s390.rpm SHA-256: 14684b312414544b06fd7c8546636acd16f8f076062bd470fc01d3bc39706765 libsmbclient-devel-4.10.16-26.el7_9.1.s390x.rpm SHA-256: 8cbef9102e0fdbeee846f1c33b76568adba3d1a7d6e2f06e174a43447f371411 libwbclient-4.10.16-26.el7_9.1.s390.rpm SHA-256: f16689b5f1d8abc09d92138dfeeb464abfaf542814e729cce4e1a0803cff9c20 libwbclient-4.10.16-26.el7_9.1.s390x.rpm SHA-256: ee402d13ca366611ce391b799c64cc15253e23affc55d027e3fc6bb1abd50864 libwbclient-devel-4.10.16-26.el7_9.1.s390.rpm SHA-256: 6e5f1163875a10e132c76e20aa30d1981719f3551680a17cb12effc114a7038b libwbclient-devel-4.10.16-26.el7_9.1.s390x.rpm SHA-256: 7427383f85984618c5129db7608158eadd7355ff4f6291332a4bf7efc54e2d4a samba-4.10.16-26.el7_9.1.s390x.rpm SHA-256: a315909b12d9404b3b0d8657a03f44712a494f5d755a9f5b1971596174d6b002 samba-client-4.10.16-26.el7_9.1.s390x.rpm SHA-256: b63dcdd05a17d96897bf520ecae6ce9e6689c45a7bfac012e3ca65c09757763b samba-client-libs-4.10.16-26.el7_9.1.s390.rpm SHA-256: 4fdae1925bc97bc5dac80ae3c036518b08e6a90fcb1bd49f3011698eeb2c8a76 samba-client-libs-4.10.16-26.el7_9.1.s390x.rpm SHA-256: dabd4f24267eda907b0ad5ed74026f0787b58199350e818930fd9a2a4cef5295 samba-common-4.10.16-26.el7_9.1.noarch.rpm SHA-256: 89acae0cd0ea5afb2f482f67b8fe1a44caf9bdd2b7c4b16913d01ea34df7ee45 samba-common-libs-4.10.16-26.el7_9.1.s390.rpm SHA-256: 3dbe65f96127636bf353130f312ec976303da98bc88ab015cb591413419cde26 samba-common-libs-4.10.16-26.el7_9.1.s390x.rpm SHA-256: e37e3bf40792d698ed582c3b4a74b60c51cac910a3d80e77659087282f32c4f5 samba-common-tools-4.10.16-26.el7_9.1.s390x.rpm SHA-256: 285f1a85b743758abc49c9d9edfcb10f0a282217298ab55a794136a9229e5d75 samba-dc-4.10.16-26.el7_9.1.s390x.rpm SHA-256: 8f26fcb5f3f9ad634f07661855dc88d0c355d798c6aaf2546c3ab7fb1c606b02 samba-dc-libs-4.10.16-26.el7_9.1.s390x.rpm SHA-256: dbcbd0606d11960e7ec0fb599fa0ed132544a694787d7772313732dcd3f2c407 samba-debuginfo-4.10.16-26.el7_9.1.s390.rpm SHA-256: c31fafcedff2c554a1a4cecc2a9a27db094c2bc426080da99b3e5bed0d8e407a samba-debuginfo-4.10.16-26.el7_9.1.s390.rpm SHA-256: c31fafcedff2c554a1a4cecc2a9a27db094c2bc426080da99b3e5bed0d8e407a samba-debuginfo-4.10.16-