CVE-2011-2183

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "AF919361-5DEF-4659-B374-AFD39FBBA986", "versionEndIncluding": "2.6.39.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:*:*:*:*:*:*:*", "matchCriteriaId": "EAAF54BC-6282-492F-BA52-8792223320ED", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc1:*:*:*:*:*:*", "matchCriteriaId": "2493C2FB-2BA1-4DB3-BC04-E282C9CD399D", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc2:*:*:*:*:*:*", "matchCriteriaId": "18DBC8AF-18ED-4879-8888-23022E494D14", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc3:*:*:*:*:*:*", "matchCriteriaId": "75EB375B-8ADF-4EAB-A3FB-ED5D35E5E719", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc4:*:*:*:*:*:*", "matchCriteriaId": "D49BB231-622E-4F20-97C8-E6289933912C", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc5:*:*:*:*:*:*", "matchCriteriaId": "2D6859AA-DA7F-4AF9-8443-05962171D6E3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc6:*:*:*:*:*:*", "matchCriteriaId": "9B79A89D-F048-48C5-B148-4B38A6C3953B", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39:rc7:*:*:*:*:*:*", "matchCriteriaId": "BEBA9217-9105-4BA3-BE1E-FE387FECEF87", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:2.6.39.1:*:*:*:*:*:*:*", "matchCriteriaId": "1713DDF4-33F1-4716-84D7-FCFECCF9BCCA", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Race condition in the scan_get_next_rmap_item function in mm/ksm.c in the Linux kernel before 2.6.39.3, when Kernel SamePage Merging (KSM) is enabled, allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a crafted application."}, {"lang": "es", "value": "Condici\u00f3n de carrera en la funci\u00f3n scan_get_next_rmap_item de mm/ksm.c del kernel de Linux en versiones anteriores a la 2.6.39.3, si \"Kernel SamePage Merging\" (KSM) est\u00e1 habilitado, permite a usuarios locales provocar una denegaci\u00f3n de servicio (Resoluci\u00f3n de puntero NULL) o posiblemente tener otros impactos sin especificar a trav\u00e9s de una aplicaci\u00f3n modificada."}], "id": "CVE-2011-2183", "lastModified": "2026-06-16T23:30:52.637", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "HIGH", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:H/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 1.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-06-13T10:24:54.420", "references": [{"source": "secalert@redhat.com", "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.3"}, {"source": "secalert@redhat.com", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2b472611a32a72f4a118c069c2d62a1a3f087afd"}, {"source": "secalert@redhat.com", "url": "http://www.openwall.com/lists/oss-security/2011/06/06/1"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=710338"}, {"source": "secalert@redhat.com", "tags": ["Patch"], "url": "https://github.com/torvalds/linux/commit/2b472611a32a72f4a118c069c2d62a1a3f087afd"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2b472611a32a72f4a118c069c2d62a1a3f087afd"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2011/06/06/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=710338"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://github.com/torvalds/linux/commit/2b472611a32a72f4a118c069c2d62a1a3f087afd"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-362"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Andrea Righi for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:1189", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-131.12.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-08-23T00:00:00Z"}, {"advisory": "RHSA-2011:1253", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-0:2.6.33.9-rt31.75.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2011-09-12T00:00:00Z"}], "bugzilla": {"description": "kernel: ksm: race between ksmd and exiting task", "id": "710338", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=710338"}, "csaw": false, "cvss": {"cvss_base_score": "4.7", "cvss_scoring_vector": "AV:L/AC:M/Au:N/C:N/I:N/A:C", "status": "verified"}, "details": ["Race condition in the scan_get_next_rmap_item function in mm/ksm.c in the Linux kernel before 2.6.39.3, when Kernel SamePage Merging (KSM) is enabled, allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a crafted application."], "name": "CVE-2011-2183", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2011-06-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-2183\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-2183"], "statement": "This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 4, 5, and Red Hat Enterprise MRG do not provide support for KSM (Kernel Samepage Merging). This has been addressed in Red Hat Enterprise Linux 6 via https://rhn.redhat.com/errata/RHSA-2011-1189.html.", "threat_severity": "Moderate"}

{}