{"id":"CVE-2011-0764","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-0764","generatedAt":"2026-10-27T18:46:12.257Z","title":"t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other products, uses an invalid pointer in conjunction with a dereference operation, which allows remote attackers to execute arbitrary code via a crafted Type 1 font in a PDF document,…","description":"t1lib 5.1.2 and earlier, as used in Xpdf before 3.02pl6, teTeX, and other products, uses an invalid pointer in conjunction with a dereference operation, which allows remote attackers to execute arbitrary code via a crafted Type 1 font in a PDF document, as demonstrated by testz.2184122398.pdf.","published":"2011-03-31T22:55:03.000Z","lastModified":"2026-06-16T23:28:02.000Z","status":"Modified","sourceIdentifier":"cret@cert.org","cvss":{"version":"2.0","score":6.8,"severity":"MEDIUM","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P"},"cwe":["CWE-20"],"affected":["t1lib/t1lib","foolabs/xpdf","glyphandcog/xpdfreader"],"epss":{"score":0.13055,"percentile":0.96318,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 13.1%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://rhn.redhat.com/errata/RHSA-2012-1201.html","source":"cret@cert.org"},{"url":"http://secunia.com/advisories/43823","tags":["Vendor Advisory"],"source":"cret@cert.org"},{"url":"http://secunia.com/advisories/47347","source":"cret@cert.org"},{"url":"http://secunia.com/advisories/48985","source":"cret@cert.org"},{"url":"http://securityreason.com/securityalert/8171","source":"cret@cert.org"},{"url":"http://securitytracker.com/id?1025266","source":"cret@cert.org"},{"url":"http://www.foolabs.com/xpdf/download.html","tags":["Patch"],"source":"cret@cert.org"},{"url":"http://www.kb.cert.org/vuls/id/376500","tags":["US Government Resource"],"source":"cret@cert.org"},{"url":"http://www.kb.cert.org/vuls/id/MAPG-8ECL8X","tags":["US Government Resource"],"source":"cret@cert.org"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:002","source":"cret@cert.org"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:144","source":"cret@cert.org"},{"url":"http://www.securityfocus.com/archive/1/517205/100/0/threaded","source":"cret@cert.org"},{"url":"http://www.securityfocus.com/bid/46941","source":"cret@cert.org"},{"url":"http://www.toucan-system.com/advisories/tssa-2011-01.txt","source":"cret@cert.org"},{"url":"http://www.ubuntu.com/usn/USN-1316-1","source":"cret@cert.org"},{"url":"http://www.vupen.com/english/advisories/2011/0728","tags":["Vendor Advisory"],"source":"cret@cert.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/66208","source":"cret@cert.org"},{"url":"https://security.gentoo.org/glsa/201701-57","source":"cret@cert.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1201.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43823","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/47347","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/48985","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securityreason.com/securityalert/8171","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securitytracker.com/id?1025266","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.foolabs.com/xpdf/download.html","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kb.cert.org/vuls/id/376500","tags":["US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kb.cert.org/vuls/id/MAPG-8ECL8X","tags":["US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:002","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:144","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/517205/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/46941","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.toucan-system.com/advisories/tssa-2011-01.txt","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1316-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0728","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/66208","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.gentoo.org/glsa/201701-57","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-0764","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}