{"id":"CVE-2011-1583","aliases":["DEBIAN-CVE-2011-1583","DSA-2337-1","EUVD-2011-1583","GHSA-4qc2-w83m-rm23","RHSA-2011:0496"],"status":"published","title":"Multiple integer overflows in tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1...","description":"Multiple integer overflows in tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1 allow local users to cause a denial of service and possibly execute arbitrary code via a crafted paravirtualised guest kernel image that triggers (1) a buffer overflow during a decompression loop or (2) an out-of-bounds read in the loader involving unspecified length 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Advisory","advisory","fix"]},{"url":"http://rhn.redhat.com/errata/RHSA-2011-0496.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","advisory"]},{"url":"http://lists.xensource.com/archives/html/xen-devel/2011-05/msg00491.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-1583","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-4qc2-w83m-rm23"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-1583","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2011:0496","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#important","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=696927","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2011/rhsa-2011_0496.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2011-1583","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-1583","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2011-3262","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-3262","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-3262","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2011-1583","description":"Multiple integer overflows in tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1 allow local users to cause a denial of service and possibly execute arbitrary code via a crafted paravirtualised guest kernel image that triggers (1) a buffer overflow during a decompression loop or (2) an out-of-bounds read in the loader involving unspecified length fields.","status":"published","published":"2011-08-12T18:00:00Z","modified":"2024-08-06T22:28:42.114Z","updated_at":"2026-11-02T14:35:38.711857Z"}],"euvd":[{"id":"EUVD-2011-1583","description":"Multiple integer overflows in tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1 allow local users to cause a denial of service and possibly execute arbitrary code via a crafted paravirtualised guest kernel image that triggers (1) a buffer overflow during a decompression loop or (2) an out-of-bounds read in the loader involving unspecified length 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fields.","status":"published","published":"2011-08-12T18:55:00Z","modified":"2026-04-10T03:41:43.811575Z","updated_at":"2026-11-02T15:43:58.279353Z"},{"id":"DEBIAN-CVE-2011-1583","description":"Multiple integer overflows in tools/libxc/xc_dom_bzimageloader.c in Xen 3.2, 3.3, 4.0, and 4.1 allow local users to cause a denial of service and possibly execute arbitrary code via a crafted paravirtualised guest kernel image that triggers (1) a buffer overflow during a decompression loop or (2) an out-of-bounds read in the loader involving unspecified length fields.","status":"published","published":"2011-08-12T18:55:00.697Z","modified":"2026-10-23T17:47:35.098015058Z","updated_at":"2026-11-02T15:45:24.612044Z"},{"id":"DSA-2337-1","title":"xen - several vulnerabilities","status":"published","published":"2011-11-06T00:00:00Z","modified":"2026-03-09T01:20:07.980186Z","updated_at":"2026-11-02T15:46:15.108335Z"},{"id":"RHSA-2011:0496","title":"Red Hat Security Advisory: xen security update","status":"published","published":"2024-09-15T19:08:20Z","modified":"2026-06-26T12:21:34.114583981Z","updated_at":"2026-11-02T15:53:01.003286Z"}]}}