{"id":"CVE-2008-1944","aliases":["EUVD-2008-1943","GHSA-mrfh-5r6g-9545","RHSA-2008:0194"],"status":"published","title":"Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB)...","description":"Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB) Message 3.0 through 3.0.3 allows local users to cause a denial of service (SDL crash) and possibly execute arbitrary code via \"bogus screen updates,\" related to missing validation of the \"format of messages.\"","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00474,"percentile":0.4123,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2008-05-14T18:00:00Z","modified":"2026-06-26T12:18:10Z","affected":[{"source":"osv","ecosystem":"Red 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Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=443390","tags":["x_refsource_CONFIRM","x_transferred","report"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10868","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.securityfocus.com/bid/29186","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-1944","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-mrfh-5r6g-9545"},{"url":"https://access.redhat.com/errata/RHSA-2008:0194","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#important","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=350421","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=360381","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=433560","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=435495","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=443078","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=444583","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2008/rhsa-2008_0194.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2007-3919","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2007-3919","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-3919","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2007-5730","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2007-5730","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-5730","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2008-0928","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2008-0928","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-0928","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2008-1943","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2008-1943","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-1943","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2008-1944","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2008-1944","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2008-2004","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2008-2004","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2008-2004","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2008-1944","description":"Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB) Message 3.0 through 3.0.3 allows local users to cause a denial of service (SDL crash) and possibly execute arbitrary code via \"bogus screen updates,\" related to missing validation of the \"format of messages.\"","status":"published","published":"2008-05-14T18:00:00Z","modified":"2024-08-07T08:41:00.398Z","updated_at":"2026-11-02T14:34:48.103804Z"}],"euvd":[{"id":"EUVD-2008-1943","description":"Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB) Message 3.0 through 3.0.3 allows local users to cause a denial of service (SDL crash) and possibly execute arbitrary code via \"bogus screen updates,\" related to missing validation of the \"format of messages.\"","status":"published","published":"2008-05-14T18:00:00Z","modified":"2024-08-07T08:41:00Z","updated_at":"2026-11-03T01:38:59.221562Z"}],"ghsa":[{"id":"GHSA-mrfh-5r6g-9545","title":"Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB)...","description":"Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB) Message 3.0 through 3.0.3 allows local users to cause a denial of service (SDL crash) and possibly execute arbitrary code via \"bogus screen updates,\" related to missing validation of the \"format of messages.\"","status":"published","published":"2022-05-01T23:45:13Z","modified":"2023-01-31T05:06:16Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:49:00.061239Z"}],"nvd":[{"id":"CVE-2008-1944","description":"Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB) Message 3.0 through 3.0.3 allows local users to cause a denial of service (SDL crash) and possibly execute arbitrary code via \"bogus screen updates,\" related to missing validation of the \"format of messages.\"","status":"published","published":"2008-05-14T18:20:00Z","modified":"2026-06-16T22:52:47.97Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:01:26.27008Z"}],"osv":[{"id":"RHSA-2008:0194","title":"Red Hat Security Advisory: xen security and bug fix update","status":"published","published":"2024-09-15T17:16:00Z","modified":"2026-06-26T12:18:10.047631802Z","updated_at":"2026-11-02T15:52:59.70892Z"}]}}