CVE-2015-7509

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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": "FE285CDE-9D9F-41D7-94C2-E5E4A677A243", "versionEndIncluding": "3.6.11", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "fs/ext4/namei.c in the Linux kernel before 3.7 allows physically proximate attackers to cause a denial of service (system crash) via a crafted no-journal filesystem, a related issue to CVE-2013-2015."}, {"lang": "es", "value": "fs/ext4/namei.c en el kernel Linux en versiones anteriores a 3.7 permite a atacantes f\u00edsicamente pr\u00f3ximos provocar una denegaci\u00f3n de servicio (ca\u00edda del sistema) a trav\u00e9s de un archivo de sistema no-journal manipulado, un problema relacionado con CVE-2013-2015."}], "id": "CVE-2015-7509", "lastModified": "2026-06-17T00:32:40.133", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"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, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 0.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2015-12-28T11:59:01.230", "references": [{"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9b92530a723ac5ef8e352885a1862b18f31b2f5"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html"}, {"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html"}, {"source": "secalert@redhat.com", "url": "http://rhn.redhat.com/errata/RHSA-2016-0855.html"}, {"source": "secalert@redhat.com", "url": "http://www.securitytracker.com/id/1034559"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1259222"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.suse.com/show_bug.cgi?id=956709"}, {"source": "secalert@redhat.com", "tags": ["Vendor Advisory"], "url": "https://github.com/torvalds/linux/commit/c9b92530a723ac5ef8e352885a1862b18f31b2f5"}, {"source": "secalert@redhat.com", "url": "https://security-tracker.debian.org/tracker/CVE-2015-7509"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c9b92530a723ac5ef8e352885a1862b18f31b2f5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00026.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00031.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://rhn.redhat.com/errata/RHSA-2016-0855.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id/1034559"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1259222"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.suse.com/show_bug.cgi?id=956709"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://github.com/torvalds/linux/commit/c9b92530a723ac5ef8e352885a1862b18f31b2f5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://security-tracker.debian.org/tracker/CVE-2015-7509"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2016:0855", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-642.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2016-05-10T00:00:00Z"}], "bugzilla": {"description": "kernel: Mounting ext2 fs e2fsprogs/tests/f_orphan as ext4 crashes system", "id": "1259222", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1259222"}, "csaw": false, "cvss": {"cvss_base_score": "6.0", "cvss_scoring_vector": "AV:L/AC:H/Au:S/C:C/I:C/A:C", "status": "verified"}, "cwe": "CWE-250", "details": ["fs/ext4/namei.c in the Linux kernel before 3.7 allows physically proximate attackers to cause a denial of service (system crash) via a crafted no-journal filesystem, a related issue to CVE-2013-2015.", "A flaw was found in the way the Linux kernel's ext4 file system driver handled non-journal file systems with an orphan list. An attacker with physical access to the system could use this flaw to crash the system or, although unlikely, escalate their privileges on the system."], "name": "CVE-2015-7509", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Will not fix", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2015-11-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2015-7509\nhttps://nvd.nist.gov/vuln/detail/CVE-2015-7509"], "statement": "This problem did not affect the Linux kernel packages as shipped with Red Hat Enterprise Linux 7 and MRG-2. This issue is not planned to be corrected in future updates for Red Hat Enterprise Linux 5.\nThis issue is rated low as exploiting it requires physical (to plug in specially prepared usb disk) or root (to mount specially prepared filesystem) access to the system. Due to the nature of the flaw, privilege escalation cannot be fully ruled out, although we believe it is unlikely.", "threat_severity": "Low"}

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