CVE-2015-1593

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.openwall.com/lists/oss-security/2015/02/13/13", "name": "[oss-security] 20150213 Re: CVE-Request -- Linux ASLR integer overflow", "tags": [], "refsource": "MLIST"}, {"url": "https://lkml.org/lkml/2015/1/7/811", "name": "[linux-kernel] 20150107 Re: [PATH] Fix stack randomization on x86_64 bit", "tags": [], "refsource": "MLIST"}, {"url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4e7c22d447bb6d7e37bfe39ff658486ae78e8d77", "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4e7c22d447bb6d7e37bfe39ff658486ae78e8d77", "tags": ["Exploit"], "refsource": "CONFIRM"}, {"url": "https://github.com/torvalds/linux/commit/4e7c22d447bb6d7e37bfe39ff658486ae78e8d77", "name": "https://github.com/torvalds/linux/commit/4e7c22d447bb6d7e37bfe39ff658486ae78e8d77", "tags": ["Exploit"], "refsource": "CONFIRM"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1192519", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1192519", "tags": [], "refsource": "CONFIRM"}, {"url": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.1", "name": "http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.1", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://hmarco.org/bugs/linux-ASLR-integer-overflow.html", "name": "http://hmarco.org/bugs/linux-ASLR-integer-overflow.html", "tags": ["Exploit"], "refsource": "MISC"}, {"url": "http://www.debian.org/security/2015/dsa-3170", "name": "DSA-3170", "tags": [], "refsource": "DEBIAN"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html", "name": "SUSE-SU-2015:0736", "tags": [], "refsource": "SUSE"}, {"url": "http://www.securityfocus.com/bid/72607", "name": "72607", "tags": [], "refsource": "BID"}, {"url": "http://www.ubuntu.com/usn/USN-2565-1", "name": "USN-2565-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2564-1", "name": "USN-2564-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2563-1", "name": "USN-2563-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2562-1", "name": "USN-2562-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2561-1", "name": "USN-2561-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://www.ubuntu.com/usn/USN-2560-1", "name": "USN-2560-1", "tags": [], "refsource": "UBUNTU"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00009.html", "name": "openSUSE-SU-2015:0714", "tags": [], "refsource": "SUSE"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1221.html", "name": "RHSA-2015:1221", "tags": [], "refsource": "REDHAT"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1138.html", "name": "RHSA-2015:1138", "tags": [], "refsource": "REDHAT"}, {"url": "http://rhn.redhat.com/errata/RHSA-2015-1137.html", "name": "RHSA-2015:1137", "tags": [], "refsource": "REDHAT"}, {"url": "https://access.redhat.com/errata/RHSA-2019:3517", "name": "RHSA-2019:3517", "tags": [], "refsource": "REDHAT"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The stack randomization feature in the Linux kernel before 3.19.1 on 64-bit platforms uses incorrect data types for the results of bitwise left-shift operations, which makes it easier for attackers to bypass the ASLR protection mechanism by predicting the address of the top of the stack, related to the randomize_stack_top function in fs/binfmt_elf.c and the stack_maxrandom_size function in arch/x86/mm/mmap.c."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-264"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2015-1593", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2015-03-16T10:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:x64:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "3.18.9"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2018-01-05T02:30Z"}