CVE-2012-2625

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"versionEndExcluding": "25589\\:60f09d1ab1fe", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualized guest users to cause a denial of service (memory consumption) via a large (1) bzip2 or (2) lzma compressed kernel image."}, {"lang": "es", "value": "El gestor de arranque Pygrub en Xen inestable ante del changeset 25589:60f09d1ab1fe, v4.2.x, v4.1.x permite causar una denegaci\u00f3n de servicio (consumo de memoria) a usuarios locales para-virtualizados a trav\u00e9s de una imagen del kernel comprimida en (1) o bzip2 (2) lzma demasiado grande.\r\n"}], "id": "CVE-2012-2625", "lastModified": "2026-06-16T23:41:46.240", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 2.7, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:A/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 5.1, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-10-31T16:55:02.247", "references": [{"source": "cve@mitre.org", "tags": ["Broken Link"], "url": "http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1817"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": 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"cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Xinli Niu for reporting this issue.", "affected_release": [{"advisory": "RHSA-2012:1130", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "xen-0:3.0.3-135.el5_8.4", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2012-07-31T00:00:00Z"}], "bugzilla": {"description": "xen: pv bootloader doesn't check the size of the bzip2 or lzma compressed kernel", "id": "821676", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=821676"}, "csaw": false, "cvss": {"cvss_base_score": "2.7", "cvss_scoring_vector": "AV:A/AC:L/Au:S/C:N/I:N/A:P", "status": "verified"}, "details": ["The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualized guest users to cause a denial of service (memory consumption) via a large (1) bzip2 or (2) lzma compressed kernel image."], "name": "CVE-2012-2625", "public_date": "2012-05-04T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2012-2625\nhttps://nvd.nist.gov/vuln/detail/CVE-2012-2625"], "threat_severity": "Moderate"}

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