{"id":"CVE-2017-1000253","details":"Linux distributions that have not patched their long-term kernels with https://git.kernel.org/linus/a87938b2e246b81b4fb713edb371a9fa3c5c3c86 (committed on April 14, 2015). This kernel vulnerability was fixed in April 2015 by commit a87938b2e246b81b4fb713edb371a9fa3c5c3c86 (backported to Linux 3.10.77 in May 2015), but it was not recognized as a security threat. With CONFIG_ARCH_BINFMT_ELF_RANDOMIZE_PIE enabled, and a normal top-down address allocation strategy, load_elf_binary() will attempt to map a PIE binary into an address range immediately below mm-\u003emmap_base. Unfortunately, load_elf_ binary() does not take account of the need to allocate sufficient space for the entire binary which means that, while the first PT_LOAD segment is mapped below mm-\u003emmap_base, the subsequent PT_LOAD segment(s) end up being mapped above mm-\u003emmap_base into the are that is supposed to be the \"gap\" between the stack and the binary.","modified":"2026-03-15T22:13:28.547840Z","published":"2017-10-05T01:29:04.790Z","related":["SUSE-SU-2017:2723-1","SUSE-SU-2017:2725-1","SUSE-SU-2017:3165-1","SUSE-SU-2025:0152-1"],"references":[{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-1000253"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2798"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2799"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1039434"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2793"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2794"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2796"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2797"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2800"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2801"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2802"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/101010"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2795"},{"type":"FIX","url":"https://www.qualys.com/2017/09/26/cve-2017-1000253/cve-2017-1000253.txt"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-1000253.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.1"}]},{"events":[{"introduced":"0"},{"last_affected":"6.2"}]},{"events":[{"introduced":"0"},{"last_affected":"6.3"}]},{"events":[{"introduced":"0"},{"last_affected":"6.4"}]},{"events":[{"introduced":"0"},{"last_affected":"6.5"}]},{"events":[{"introduced":"0"},{"last_affected":"6.6"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7"}]},{"events":[{"introduced":"0"},{"last_affected":"6.8"}]},{"events":[{"introduced":"0"},{"last_affected":"6.9"}]},{"events":[{"introduced":"0"},{"last_affected":"7.1406"}]},{"events":[{"introduced":"0"},{"last_affected":"7.1503"}]},{"events":[{"introduced":"0"},{"last_affected":"7.1511"}]},{"events":[{"introduced":"0"},{"last_affected":"7.1611"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.1"}]},{"events":[{"introduced":"0"},{"last_affected":"6.2"}]},{"events":[{"introduced":"0"},{"last_affected":"6.3"}]},{"events":[{"introduced":"0"},{"last_affected":"6.4"}]},{"events":[{"introduced":"0"},{"last_affected":"6.5"}]},{"events":[{"introduced":"0"},{"last_affected":"6.6"}]},{"events":[{"introduced":"0"},{"last_affected":"6.7"}]},{"events":[{"introduced":"0"},{"last_affected":"6.8"}]},{"events":[{"introduced":"0"},{"last_affected":"6.9"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.1"}]},{"events":[{"introduced":"0"},{"last_affected":"7.2"}]},{"events":[{"introduced":"0"},{"last_affected":"7.3"}]},{"events":[{"introduced":"2.6.25"},{"fixed":"3.2.70"}]},{"events":[{"introduced":"3.3"},{"fixed":"3.4.109"}]},{"events":[{"introduced":"3.5"},{"fixed":"3.10.77"}]},{"events":[{"introduced":"3.11"},{"fixed":"3.12.43"}]},{"events":[{"introduced":"3.13"},{"fixed":"3.14.41"}]},{"events":[{"introduced":"3.15"},{"fixed":"3.16.35"}]},{"events":[{"introduced":"3.17"},{"fixed":"3.18.14"}]},{"events":[{"introduced":"3.19"},{"fixed":"3.19.7"}]},{"events":[{"introduced":"4.0"},{"fixed":"4.0.2"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}