{ "CVE_data_meta" : { "ASSIGNER" : "cve@mitre.org", "ID" : "CVE-2017-18344", "STATE" : "PUBLIC" }, "affects" : { "vendor" : { "vendor_data" : [ { "product" : { "product_data" : [ { "product_name" : "n/a", "version" : { "version_data" : [ { "version_value" : "n/a" } ] } } ] }, "vendor_name" : "n/a" } ] } }, "data_format" : "MITRE", "data_type" : "CVE", "data_version" : "4.0", "description" : { "description_data" : [ { "lang" : "eng", "value" : "The timer_create syscall implementation in kernel/time/posix-timers.c in the Linux kernel before 4.14.8 doesn't properly validate the sigevent->sigev_notify field, which leads to out-of-bounds access in the show_timer function (called when /proc/$PID/timers is read). This allows userspace applications to read arbitrary kernel memory (on a kernel built with CONFIG_POSIX_TIMERS and CONFIG_CHECKPOINT_RESTORE)." } ] }, "problemtype" : { "problemtype_data" : [ { "description" : [ { "lang" : "eng", "value" : "n/a" } ] } ] }, "references" : { "reference_data" : [ { "name" : "45175", "refsource" : "EXPLOIT-DB", "url" : "https://www.exploit-db.com/exploits/45175/" }, { "name" : "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.8", "refsource" : "MISC", "url" : "https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.8" }, { "name" : "https://github.com/torvalds/linux/commit/cef31d9af908243421258f1df35a4a644604efbe", "refsource" : "MISC", "url" : "https://github.com/torvalds/linux/commit/cef31d9af908243421258f1df35a4a644604efbe" }, { "name" : "RHSA-2018:2948", "refsource" : "REDHAT", "url" : "https://access.redhat.com/errata/RHSA-2018:2948" }, { "name" : "RHSA-2018:3083", "refsource" : "REDHAT", "url" : "https://access.redhat.com/errata/RHSA-2018:3083" }, { "name" : "RHSA-2018:3096", "refsource" : "REDHAT", "url" : "https://access.redhat.com/errata/RHSA-2018:3096" }, { "name" : "RHSA-2018:3459", "refsource" : "REDHAT", "url" : "https://access.redhat.com/errata/RHSA-2018:3459" }, { "name" : "RHSA-2018:3540", "refsource" : "REDHAT", "url" : "https://access.redhat.com/errata/RHSA-2018:3540" }, { "name" : "RHSA-2018:3586", "refsource" : "REDHAT", "url" : "https://access.redhat.com/errata/RHSA-2018:3586" }, { "name" : "RHSA-2018:3590", "refsource" : "REDHAT", "url" : "https://access.redhat.com/errata/RHSA-2018:3590" }, { "name" : "RHSA-2018:3591", "refsource" : "REDHAT", "url" : "https://access.redhat.com/errata/RHSA-2018:3591" }, { "name" : "USN-3742-1", "refsource" : "UBUNTU", "url" : "https://usn.ubuntu.com/3742-1/" }, { "name" : "USN-3742-2", "refsource" : "UBUNTU", "url" : "https://usn.ubuntu.com/3742-2/" }, { "name" : "104909", "refsource" : "BID", "url" : "http://www.securityfocus.com/bid/104909" }, { "name" : "1041414", "refsource" : "SECTRACK", "url" : "http://www.securitytracker.com/id/1041414" } ] } }