gsd-2016-6198
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a rename system call, related to fs/namei.c and fs/open.c.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2016-6198", "description": "The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a rename system call, related to fs/namei.c and fs/open.c.", "id": "GSD-2016-6198", "references": [ "https://www.suse.com/security/cve/CVE-2016-6198.html", "https://access.redhat.com/errata/RHSA-2016:2584", "https://access.redhat.com/errata/RHSA-2016:2574", "https://access.redhat.com/errata/RHSA-2016:1875", "https://access.redhat.com/errata/RHSA-2016:1847", "https://linux.oracle.com/cve/CVE-2016-6198.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2016-6198" ], "details": "The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a rename system call, related to fs/namei.c and fs/open.c.", "id": "GSD-2016-6198", "modified": "2023-12-13T01:21:23.734031Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2016-6198", "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 filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a rename system call, related to fs/namei.c and fs/open.c." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html", "refsource": "CONFIRM", "url": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html" }, { "name": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html", "refsource": "CONFIRM", "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html" }, { "name": "RHSA-2016:1847", "refsource": "REDHAT", "url": "http://rhn.redhat.com/errata/RHSA-2016-1847.html" }, { "name": "https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca", "refsource": "CONFIRM", "url": "https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca" }, { "name": "RHSA-2016:2584", "refsource": "REDHAT", "url": "http://rhn.redhat.com/errata/RHSA-2016-2584.html" }, { "name": "91709", "refsource": "BID", "url": "http://www.securityfocus.com/bid/91709" }, { "name": "RHSA-2016:1875", "refsource": "REDHAT", "url": "http://rhn.redhat.com/errata/RHSA-2016-1875.html" }, { "name": "RHSA-2016:2574", "refsource": "REDHAT", "url": "http://rhn.redhat.com/errata/RHSA-2016-2574.html" }, { "name": "1036273", "refsource": "SECTRACK", "url": "http://www.securitytracker.com/id/1036273" }, { "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca", "refsource": "CONFIRM", "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca" }, { "name": "https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7", "refsource": "CONFIRM", "url": "https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7" }, { "name": "[oss-security] 20160711 Re: cvs request: local DoS using rename syscall on overlayfs on top of xfs to crash the kernel - Linux kernel", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2016/07/11/8" }, { "name": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5", "refsource": "CONFIRM", "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1355654", "refsource": "CONFIRM", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1355654" }, { "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d5ca871e72f2bb172ec9323497f01cd5091ec7", "refsource": "CONFIRM", "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d5ca871e72f2bb172ec9323497f01cd5091ec7" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndIncluding": "4.5.4", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:a:oracle:vm_server:3.4:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2016-6198" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "The filesystem layer in the Linux kernel before 4.5.5 proceeds with post-rename operations after an OverlayFS file is renamed to a self-hardlink, which allows local users to cause a denial of service (system crash) via a rename system call, related to fs/namei.c and fs/open.c." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-284" } ] } ] }, "references": { "reference_data": [ { "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d5ca871e72f2bb172ec9323497f01cd5091ec7", "refsource": "CONFIRM", "tags": [ "Issue Tracking", "Patch" ], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54d5ca871e72f2bb172ec9323497f01cd5091ec7" }, { "name": "https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7", "refsource": "CONFIRM", "tags": [ "Issue Tracking", "Patch" ], "url": "https://github.com/torvalds/linux/commit/54d5ca871e72f2bb172ec9323497f01cd5091ec7" }, { "name": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5", "refsource": "CONFIRM", "tags": [ "Release Notes" ], "url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1355654", "refsource": "CONFIRM", "tags": [ "Issue Tracking" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1355654" }, { "name": "https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca", "refsource": "CONFIRM", "tags": [ "Issue Tracking", "Patch" ], "url": "https://github.com/torvalds/linux/commit/9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca" }, { "name": "[oss-security] 20160711 Re: cvs request: local DoS using rename syscall on overlayfs on top of xfs to crash the kernel - Linux kernel", "refsource": "MLIST", "tags": [ "Exploit", "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2016/07/11/8" }, { "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca", "refsource": "CONFIRM", "tags": [ "Issue Tracking", "Patch" ], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9409e22acdfc9153f88d9b1ed2bd2a5b34d2d3ca" }, { "name": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html", "refsource": "CONFIRM", "tags": [ "Vendor Advisory" ], "url": "http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html" }, { "name": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html", "refsource": "CONFIRM", "tags": [ "Third Party Advisory" ], "url": "http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html" }, { "name": "91709", "refsource": "BID", "tags": [], "url": "http://www.securityfocus.com/bid/91709" }, { "name": "1036273", "refsource": "SECTRACK", "tags": [], "url": "http://www.securitytracker.com/id/1036273" }, { "name": "RHSA-2016:2584", "refsource": "REDHAT", "tags": [], "url": "http://rhn.redhat.com/errata/RHSA-2016-2584.html" }, { "name": "RHSA-2016:2574", "refsource": "REDHAT", "tags": [], "url": "http://rhn.redhat.com/errata/RHSA-2016-2574.html" }, { "name": "RHSA-2016:1875", "refsource": "REDHAT", "tags": [], "url": "http://rhn.redhat.com/errata/RHSA-2016-1875.html" }, { "name": "RHSA-2016:1847", "refsource": "REDHAT", "tags": [], "url": "http://rhn.redhat.com/errata/RHSA-2016-1847.html" } ] } }, "impact": { "baseMetricV2": { "cvssV2": { "accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "version": "2.0" }, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "severity": "MEDIUM", "userInteractionRequired": false }, "baseMetricV3": { "cvssV3": { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.0" }, "exploitabilityScore": 1.8, "impactScore": 3.6 } }, "lastModifiedDate": "2019-12-27T16:08Z", "publishedDate": "2016-08-06T20:59Z" } } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.