{"id":"CVE-2011-1071","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-1071","generatedAt":"2026-10-27T18:46:39.537Z","title":"The GNU C Library (aka glibc or libc6) before 2.12.2 and Embedded GLIBC (EGLIBC) allow context-dependent attackers to execute arbitrary code or cause a denial of service (memory consumption) via a long UTF8 string that is used in an fnmatch call, aka a…","description":"The GNU C Library (aka glibc or libc6) before 2.12.2 and Embedded GLIBC (EGLIBC) allow context-dependent attackers to execute arbitrary code or cause a denial of service (memory consumption) via a long UTF8 string that is used in an fnmatch call, aka a \"stack extension attack,\" a related issue to CVE-2010-2898, CVE-2010-1917, and CVE-2007-4782, as originally reported for use of this library by Google Chrome.","published":"2011-04-08T15:17:28.000Z","lastModified":"2026-06-16T23:28:39.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":5.1,"severity":"MEDIUM","vector":"AV:N/AC:H/Au:N/C:P/I:P/A:P"},"cwe":["CWE-399"],"affected":["gnu/eglibc","gnu/glibc"],"epss":{"score":0.14323,"percentile":0.96583,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2011-02-25","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":17120,"kind":"exploit","title":"GNU glibc < 2.12.2 - 'fnmatch()' Stack Corruption","url":"https://www.exploit-db.com/exploits/17120","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/multiple/dos/17120.c","file":"exploits/multiple/dos/17120.c","published":"2011-02-25","added":"2011-04-05","updated":"2016-11-12","author":"Simon Berry-Byrne","type":"dos","platform":"multiple","port":null,"verified":false,"codes":["CVE-2011-1071"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/46563/info"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 14.3%, higher than 97% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://bugs.debian.org/615120","tags":["Exploit"],"source":"secalert@redhat.com"},{"url":"http://code.google.com/p/chromium/issues/detail?id=48733","tags":["Exploit"],"source":"secalert@redhat.com"},{"url":"http://openwall.com/lists/oss-security/2011/02/26/3","source":"secalert@redhat.com"},{"url":"http://openwall.com/lists/oss-security/2011/02/28/11","tags":["Exploit"],"source":"secalert@redhat.com"},{"url":"http://openwall.com/lists/oss-security/2011/02/28/15","source":"secalert@redhat.com"},{"url":"http://scarybeastsecurity.blogspot.com/2011/02/i-got-accidental-code-execution-via.html","tags":["Exploit"],"source":"secalert@redhat.com"},{"url":"http://seclists.org/fulldisclosure/2011/Feb/635","tags":["Exploit"],"source":"secalert@redhat.com"},{"url":"http://seclists.org/fulldisclosure/2011/Feb/644","tags":["Patch"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/43492","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/43830","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/43989","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/46397","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://securityreason.com/securityalert/8175","source":"secalert@redhat.com"},{"url":"http://securitytracker.com/id?1025290","source":"secalert@redhat.com"},{"url":"http://sourceware.org/bugzilla/show_bug.cgi?id=11883","tags":["Exploit"],"source":"secalert@redhat.com"},{"url":"http://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=f15ce4d8dc139523fe0c273580b604b2453acba6","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:178","source":"secalert@redhat.com"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0412.html","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0413.html","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/archive/1/520102/100/0/threaded","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/46563","tags":["Exploit"],"source":"secalert@redhat.com"},{"url":"http://www.vmware.com/security/advisories/VMSA-2011-0012.html","source":"secalert@redhat.com"},{"url":"http://www.vupen.com/english/advisories/2011/0863","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=681054","tags":["Exploit","Patch"],"source":"secalert@redhat.com"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12853","source":"secalert@redhat.com"},{"url":"http://bugs.debian.org/615120","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://code.google.com/p/chromium/issues/detail?id=48733","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/02/26/3","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/02/28/11","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2011/02/28/15","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://scarybeastsecurity.blogspot.com/2011/02/i-got-accidental-code-execution-via.html","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2011/Feb/635","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2011/Feb/644","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43492","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43830","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43989","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/46397","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securityreason.com/securityalert/8175","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://securitytracker.com/id?1025290","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://sourceware.org/bugzilla/show_bug.cgi?id=11883","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=f15ce4d8dc139523fe0c273580b604b2453acba6","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:178","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0412.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.redhat.com/support/errata/RHSA-2011-0413.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/archive/1/520102/100/0/threaded","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/46563","tags":["Exploit"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vmware.com/security/advisories/VMSA-2011-0012.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0863","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=681054","tags":["Exploit","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12853","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-1071","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."}