CVE-2015-7872

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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": "C97E16E6-9CAB-40D4-A166-72CA39EE9D48", "versionEndIncluding": "4.2.6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The key_gc_unused_keys function in security/keys/gc.c in the Linux kernel through 4.2.6 allows local users to cause a denial of service (OOPS) via crafted keyctl commands."}, {"lang": "es", "value": "La funci\u00f3n key_gc_unused_keys en security/keys/gc.c en el kernel Linux hasta la versi\u00f3n 4.2.6 permite a usuarios locales causar una denegaci\u00f3n de servicio (OOPS) a trav\u00e9s de comandos keyctl manipulados."}], "id": "CVE-2015-7872", "lastModified": "2026-06-17T00:33:18.020", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 2.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2015-11-16T11:59:10.963", "references": [{"source": "secalert@redhat.com", "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ce1fad2740c648a4340f6f6c391a8a83769d2e8c"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f05819df10d7b09f6d1eb6f8534a8f68e5a4fe61"}, {"source": "secalert@redhat.com", "url": 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{"affected_release": [{"advisory": "RHSA-2015:2636", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-573.12.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2015-12-15T00:00:00Z"}, {"advisory": "RHSA-2016:0212", "cpe": "cpe:/a:redhat:rhel_extras_rt:7", "package": "kernel-rt-0:3.10.0-327.10.1.rt56.211.el7_2", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-02-16T00:00:00Z"}, {"advisory": "RHSA-2016:0185", "cpe": "cpe:/o:redhat:enterprise_linux:7", "package": "kernel-0:3.10.0-327.10.1.el7", "product_name": "Red Hat Enterprise Linux 7", "release_date": "2016-02-16T00:00:00Z"}, {"advisory": "RHSA-2016:0224", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-1:3.10.0-327.rt56.171.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2016-02-16T00:00:00Z"}], "bugzilla": {"description": "kernel: Keyrings crash triggerable by unprivileged user", "id": "1272371", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1272371"}, "csaw": false, "cvss": {"cvss_base_score": "7.2", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "status": "verified"}, "cwe": "CWE-456", "details": ["The key_gc_unused_keys function in security/keys/gc.c in the Linux kernel through 4.2.6 allows local users to cause a denial of service (OOPS) via crafted keyctl commands.", "It was found that the Linux kernel's keys subsystem did not correctly garbage collect uninstantiated keyrings. A local attacker could use this flaw to crash the system or, potentially, escalate their privileges on the system."], "name": "CVE-2015-7872", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2015-10-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-7872\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-7872"], "statement": "This issue affects the Linux kernels as shipped with Red Hat Enterprise Linux 6 , 7 and Red Hat MRG 2. Future updates for the respective releases may address this flaw.", "threat_severity": "Important"}

{}