gsd-2019-12817
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another's virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2019-12817", "description": "arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another\u0027s virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected.", "id": "GSD-2019-12817", "references": [ "https://www.suse.com/security/cve/CVE-2019-12817.html", "https://www.debian.org/security/2019/dsa-4495", "https://access.redhat.com/errata/RHSA-2019:2703", "https://ubuntu.com/security/CVE-2019-12817", "https://advisories.mageia.org/CVE-2019-12817.html", "https://linux.oracle.com/cve/CVE-2019-12817.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2019-12817" ], "details": "arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another\u0027s virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected.", "id": "GSD-2019-12817", "modified": "2023-12-13T01:23:43.854866Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2019-12817", "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": "arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another\u0027s virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "USN-4031-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/4031-1/" }, { "name": "[oss-security] 20190625 CVE-2019-12817: Linux kernel: powerpc: Unrelated processes may be able to read/write to each other\u0027s virtual memory", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2019/06/24/5" }, { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca72d88378b2f2444d3ec145dd442d449d3fefbc", "refsource": "MISC", "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca72d88378b2f2444d3ec145dd442d449d3fefbc" }, { "name": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.15", "refsource": "CONFIRM", "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.15" }, { "name": "108884", "refsource": "BID", "url": "http://www.securityfocus.com/bid/108884" }, { "name": "FEDORA-2019-6817686c4d", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WSKLL2374YGFQR6LSVCFGTTCRGBTLAWZ/" }, { "name": "FEDORA-2019-69c132b061", "refsource": "FEDORA", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OTLN3KQYEEWWAJYA4BUYYDMWWXCJQNV2/" }, { "name": "openSUSE-SU-2019:1757", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00025.html" }, { "name": "DSA-4495", "refsource": "DEBIAN", "url": "https://www.debian.org/security/2019/dsa-4495" }, { "name": "20190812 [SECURITY] [DSA 4495-1] linux security update", "refsource": "BUGTRAQ", "url": "https://seclists.org/bugtraq/2019/Aug/13" }, { "name": "https://support.f5.com/csp/article/K12876166", "refsource": "CONFIRM", "url": "https://support.f5.com/csp/article/K12876166" }, { "name": "RHSA-2019:2703", "refsource": "REDHAT", "url": "https://access.redhat.com/errata/RHSA-2019:2703" }, { "name": "https://support.f5.com/csp/article/K12876166?utm_source=f5support\u0026amp;utm_medium=RSS", "refsource": "CONFIRM", "url": "https://support.f5.com/csp/article/K12876166?utm_source=f5support\u0026amp;utm_medium=RSS" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "5.1.15", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_eus:8.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_eus:8.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_eus:8.4:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2019-12817" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another\u0027s virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-787" } ] } ] }, "references": { "reference_data": [ { "name": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.15", "refsource": "CONFIRM", "tags": [ "Vendor Advisory" ], "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.15" }, { "name": "USN-4031-1", "refsource": "UBUNTU", "tags": [ "Third Party Advisory" ], "url": "https://usn.ubuntu.com/4031-1/" }, { "name": "[oss-security] 20190625 CVE-2019-12817: Linux kernel: powerpc: Unrelated processes may be able to read/write to each other\u0027s virtual memory", "refsource": "MLIST", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2019/06/24/5" }, { "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca72d88378b2f2444d3ec145dd442d449d3fefbc", "refsource": "MISC", "tags": [ "Patch", "Vendor Advisory" ], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ca72d88378b2f2444d3ec145dd442d449d3fefbc" }, { "name": "108884", "refsource": "BID", "tags": [ "Broken Link" ], "url": "http://www.securityfocus.com/bid/108884" }, { "name": "FEDORA-2019-6817686c4d", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WSKLL2374YGFQR6LSVCFGTTCRGBTLAWZ/" }, { "name": "FEDORA-2019-69c132b061", "refsource": "FEDORA", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OTLN3KQYEEWWAJYA4BUYYDMWWXCJQNV2/" }, { "name": "openSUSE-SU-2019:1757", "refsource": "SUSE", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00025.html" }, { "name": "DSA-4495", "refsource": "DEBIAN", "tags": [ "Third Party Advisory" ], "url": "https://www.debian.org/security/2019/dsa-4495" }, { "name": "20190812 [SECURITY] [DSA 4495-1] linux security update", "refsource": "BUGTRAQ", "tags": [ "Mailing List", "Third Party Advisory" ], "url": "https://seclists.org/bugtraq/2019/Aug/13" }, { "name": "https://support.f5.com/csp/article/K12876166", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://support.f5.com/csp/article/K12876166" }, { "name": "RHSA-2019:2703", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "https://access.redhat.com/errata/RHSA-2019:2703" }, { "name": "https://support.f5.com/csp/article/K12876166?utm_source=f5support\u0026amp;utm_medium=RSS", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "https://support.f5.com/csp/article/K12876166?utm_source=f5support\u0026amp;utm_medium=RSS" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "cvssV2": { "accessComplexity": "MEDIUM", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 6.9, "confidentialityImpact": "COMPLETE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:M/Au:N/C:C/I:C/A:C", "version": "2.0" }, "exploitabilityScore": 3.4, "impactScore": 10.0, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "exploitabilityScore": 1.0, "impactScore": 5.9 } }, "lastModifiedDate": "2022-04-18T17:17Z", "publishedDate": "2019-06-25T12:15Z" } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.