{"containers":{"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"The Linux kernel through 5.0.7, when CONFIG_IA32_AOUT is enabled and ia32_aout is loaded, allows local users to bypass ASLR on setuid a.out programs (if any exist) because install_exec_creds() is called too late in load_aout_binary() in fs/binfmt_aout.c, and thus the ptrace_may_access() check has a race condition when reading /proc/pid/stat. NOTE: the software maintainer disputes that this is a vulnerability because ASLR for a.out format executables has never been supported"}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2019-06-18T14:06:11.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_MISC"],"url":"https://www.openwall.com/lists/oss-security/2019/04/03/4"},{"tags":["x_refsource_MISC"],"url":"https://www.openwall.com/lists/oss-security/2019/04/03/4/1"},{"name":"107887","tags":["vdb-entry","x_refsource_BID"],"url":"http://www.securityfocus.com/bid/107887"},{"name":"[oss-security] 20190418 Re: Linux kernel < 4.8 local generic ASLR - another CVE-ID","tags":["mailing-list","x_refsource_MLIST"],"url":"http://www.openwall.com/lists/oss-security/2019/04/18/5"},{"name":"[oss-security] 20190522 Re: Linux kernel < 4.8 local generic ASLR - another CVE-ID","tags":["mailing-list","x_refsource_MLIST"],"url":"http://www.openwall.com/lists/oss-security/2019/05/22/7"},{"name":"USN-4007-2","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"https://usn.ubuntu.com/4007-2/"},{"name":"USN-4008-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"https://usn.ubuntu.com/4008-1/"},{"name":"USN-4006-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"https://usn.ubuntu.com/4006-1/"},{"name":"USN-4006-2","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"https://usn.ubuntu.com/4006-2/"},{"name":"USN-4007-1","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"https://usn.ubuntu.com/4007-1/"},{"name":"USN-4008-3","tags":["vendor-advisory","x_refsource_UBUNTU"],"url":"https://usn.ubuntu.com/4008-3/"},{"name":"openSUSE-SU-2019:1570","tags":["vendor-advisory","x_refsource_SUSE"],"url":"http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html"}],"tags":["disputed"],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2019-11191","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":"** DISPUTED ** The Linux kernel through 5.0.7, when CONFIG_IA32_AOUT is enabled and ia32_aout is loaded, allows local users to bypass ASLR on setuid a.out programs (if any exist) because install_exec_creds() is called too late in load_aout_binary() in fs/binfmt_aout.c, and thus the ptrace_may_access() check has a race condition when reading /proc/pid/stat. NOTE: the software maintainer disputes that this is a vulnerability because ASLR for a.out format executables has never been supported."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://www.openwall.com/lists/oss-security/2019/04/03/4","refsource":"MISC","url":"https://www.openwall.com/lists/oss-security/2019/04/03/4"},{"name":"https://www.openwall.com/lists/oss-security/2019/04/03/4/1","refsource":"MISC","url":"https://www.openwall.com/lists/oss-security/2019/04/03/4/1"},{"name":"107887","refsource":"BID","url":"http://www.securityfocus.com/bid/107887"},{"name":"[oss-security] 20190418 Re: Linux kernel < 4.8 local generic ASLR - another CVE-ID","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2019/04/18/5"},{"name":"[oss-security] 20190522 Re: Linux kernel < 4.8 local generic ASLR - another CVE-ID","refsource":"MLIST","url":"http://www.openwall.com/lists/oss-security/2019/05/22/7"},{"name":"USN-4007-2","refsource":"UBUNTU","url":"https://usn.ubuntu.com/4007-2/"},{"name":"USN-4008-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/4008-1/"},{"name":"USN-4006-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/4006-1/"},{"name":"USN-4006-2","refsource":"UBUNTU","url":"https://usn.ubuntu.com/4006-2/"},{"name":"USN-4007-1","refsource":"UBUNTU","url":"https://usn.ubuntu.com/4007-1/"},{"name":"USN-4008-3","refsource":"UBUNTU","url":"https://usn.ubuntu.com/4008-3/"},{"name":"openSUSE-SU-2019:1570","refsource":"SUSE","url":"http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T22:48:08.995Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://www.openwall.com/lists/oss-security/2019/04/03/4"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://www.openwall.com/lists/oss-security/2019/04/03/4/1"},{"name":"107887","tags":["vdb-entry","x_refsource_BID","x_transferred"],"url":"http://www.securityfocus.com/bid/107887"},{"name":"[oss-security] 20190418 Re: Linux kernel < 4.8 local generic ASLR - another CVE-ID","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2019/04/18/5"},{"name":"[oss-security] 20190522 Re: Linux kernel < 4.8 local generic ASLR - another CVE-ID","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"http://www.openwall.com/lists/oss-security/2019/05/22/7"},{"name":"USN-4007-2","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"https://usn.ubuntu.com/4007-2/"},{"name":"USN-4008-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"https://usn.ubuntu.com/4008-1/"},{"name":"USN-4006-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"https://usn.ubuntu.com/4006-1/"},{"name":"USN-4006-2","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"https://usn.ubuntu.com/4006-2/"},{"name":"USN-4007-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"https://usn.ubuntu.com/4007-1/"},{"name":"USN-4008-3","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"],"url":"https://usn.ubuntu.com/4008-3/"},{"name":"openSUSE-SU-2019:1570","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"],"url":"http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html"}]}]},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2019-11191","datePublished":"2019-04-11T23:07:29.000Z","dateReserved":"2019-04-11T00:00:00.000Z","dateUpdated":"2024-08-04T22:48:08.995Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}