gsd-2010-0727
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
The gfs2_lock function in the Linux kernel before 2.6.34-rc1-next-20100312, and the gfs_lock function in the Linux kernel on Red Hat Enterprise Linux (RHEL) 5 and 6, does not properly remove POSIX locks on files that are setgid without group-execute permission, which allows local users to cause a denial of service (BUG and system crash) by locking a file on a (1) GFS or (2) GFS2 filesystem, and then changing this file's permissions.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2010-0727", "description": "The gfs2_lock function in the Linux kernel before 2.6.34-rc1-next-20100312, and the gfs_lock function in the Linux kernel on Red Hat Enterprise Linux (RHEL) 5 and 6, does not properly remove POSIX locks on files that are setgid without group-execute permission, which allows local users to cause a denial of service (BUG and system crash) by locking a file on a (1) GFS or (2) GFS2 filesystem, and then changing this file\u0027s permissions.", "id": "GSD-2010-0727", "references": [ "https://www.suse.com/security/cve/CVE-2010-0727.html", "https://www.debian.org/security/2010/dsa-2053", "https://access.redhat.com/errata/RHSA-2010:0521", "https://access.redhat.com/errata/RHSA-2010:0380", "https://access.redhat.com/errata/RHSA-2010:0331", "https://access.redhat.com/errata/RHSA-2010:0330", "https://access.redhat.com/errata/RHSA-2010:0291", "https://access.redhat.com/errata/RHSA-2010:0178", "https://linux.oracle.com/cve/CVE-2010-0727.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2010-0727" ], "details": "The gfs2_lock function in the Linux kernel before 2.6.34-rc1-next-20100312, and the gfs_lock function in the Linux kernel on Red Hat Enterprise Linux (RHEL) 5 and 6, does not properly remove POSIX locks on files that are setgid without group-execute permission, which allows local users to cause a denial of service (BUG and system crash) by locking a file on a (1) GFS or (2) GFS2 filesystem, and then changing this file\u0027s permissions.", "id": "GSD-2010-0727", "modified": "2023-12-13T01:21:28.744378Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2010-0727", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_affected": "=", "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 gfs2_lock function in the Linux kernel before 2.6.34-rc1-next-20100312, and the gfs_lock function in the Linux kernel on Red Hat Enterprise Linux (RHEL) 5 and 6, does not properly remove POSIX locks on files that are setgid without group-execute permission, which allows local users to cause a denial of service (BUG and system crash) by locking a file on a (1) GFS or (2) GFS2 filesystem, and then changing this file\u0027s permissions." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "http://secunia.com/advisories/39830", "refsource": "MISC", "url": "http://secunia.com/advisories/39830" }, { "name": "http://www.debian.org/security/2010/dsa-2053", "refsource": "MISC", "url": "http://www.debian.org/security/2010/dsa-2053" }, { "name": "http://www.redhat.com/support/errata/RHSA-2010-0380.html", "refsource": "MISC", "url": "http://www.redhat.com/support/errata/RHSA-2010-0380.html" }, { "name": "http://www.mandriva.com/security/advisories?name=MDVSA-2010:066", "refsource": "MISC", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2010:066" }, { "name": "http://lkml.org/lkml/2010/3/11/269", "refsource": "MISC", "url": "http://lkml.org/lkml/2010/3/11/269" }, { "name": "http://securitytracker.com/id?1023809", "refsource": "MISC", "url": "http://securitytracker.com/id?1023809" }, { "name": "http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.34-rc1-next-20100312.bz2", "refsource": "MISC", "url": "http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.34-rc1-next-20100312.bz2" }, { "name": "http://www.openwall.com/lists/oss-security/2010/03/12/1", "refsource": "MISC", "url": "http://www.openwall.com/lists/oss-security/2010/03/12/1" }, { "name": "http://www.redhat.com/support/errata/RHSA-2010-0330.html", "refsource": "MISC", "url": "http://www.redhat.com/support/errata/RHSA-2010-0330.html" }, { "name": "http://www.redhat.com/support/errata/RHSA-2010-0521.html", "refsource": "MISC", "url": "http://www.redhat.com/support/errata/RHSA-2010-0521.html" }, { "name": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11392", "refsource": "MISC", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11392" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=570863", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=570863" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndIncluding": "2.6.33.1", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2010-0727" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "The gfs2_lock function in the Linux kernel before 2.6.34-rc1-next-20100312, and the gfs_lock function in the Linux kernel on Red Hat Enterprise Linux (RHEL) 5 and 6, does not properly remove POSIX locks on files that are setgid without group-execute permission, which allows local users to cause a denial of service (BUG and system crash) by locking a file on a (1) GFS or (2) GFS2 filesystem, and then changing this file\u0027s permissions." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-399" } ] } ] }, "references": { "reference_data": [ { "name": "[oss-security] 20100312 CVE-2010-0727 kernel: gfs/gfs2 locking code DoS flaw", "refsource": "MLIST", "tags": [ "Exploit", "Mailing List", "Third Party Advisory" ], "url": "http://www.openwall.com/lists/oss-security/2010/03/12/1" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=570863", "refsource": "CONFIRM", "tags": [ "Exploit", "Issue Tracking", "Patch", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=570863" }, { "name": "[linux-kernel] 20100311 [PATCH 3/3] GFS2: Skip check for mandatory locks when unlocking", "refsource": "MLIST", "tags": [ "Patch", "Third Party Advisory" ], "url": "http://lkml.org/lkml/2010/3/11/269" }, { "name": "http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.34-rc1-next-20100312.bz2", "refsource": "CONFIRM", "tags": [ "Release Notes", "Vendor Advisory" ], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/next/patch-v2.6.34-rc1-next-20100312.bz2" }, { "name": "MDVSA-2010:066", "refsource": "MANDRIVA", "tags": [ "Third Party Advisory" ], "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2010:066" }, { "name": "RHSA-2010:0330", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "http://www.redhat.com/support/errata/RHSA-2010-0330.html" }, { "name": "1023809", "refsource": "SECTRACK", "tags": [ "Third Party Advisory", "VDB Entry" ], "url": "http://securitytracker.com/id?1023809" }, { "name": "RHSA-2010:0380", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "http://www.redhat.com/support/errata/RHSA-2010-0380.html" }, { "name": "39830", "refsource": "SECUNIA", "tags": [ "Third Party Advisory" ], "url": "http://secunia.com/advisories/39830" }, { "name": "DSA-2053", "refsource": "DEBIAN", "tags": [ "Third Party Advisory" ], "url": "http://www.debian.org/security/2010/dsa-2053" }, { "name": "RHSA-2010:0521", "refsource": "REDHAT", "tags": [ "Third Party Advisory" ], "url": "http://www.redhat.com/support/errata/RHSA-2010-0521.html" }, { "name": "oval:org.mitre.oval:def:11392", "refsource": "OVAL", "tags": [ "Third Party Advisory" ], "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11392" } ] } }, "impact": { "baseMetricV2": { "acInsufInfo": false, "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 } }, "lastModifiedDate": "2020-08-07T15:13Z", "publishedDate": "2010-03-16T19:30Z" } } }
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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.
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- 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.