{"id":"CVE-2006-4813","url":"https://www.cyber-defence.io/tools/cve/CVE-2006-4813","generatedAt":"2026-10-27T19:36:58.391Z","title":"The __block_prepare_write function in fs/buffer.c for Linux kernel 2.6.x before 2.6.13 does not properly clear buffers during certain error conditions, which allows local users to read portions of files that have been unlinked.","description":"The __block_prepare_write function in fs/buffer.c for Linux kernel 2.6.x before 2.6.13 does not properly clear buffers during certain error conditions, which allows local users to read portions of files that have been unlinked.","published":"2006-10-12T20:07:00.000Z","lastModified":"2026-06-16T22:29:51.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":2.1,"severity":"LOW","vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N"},"cwe":[],"affected":["linux/linux kernel"],"epss":{"score":0.00414,"percentile":0.35483,"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":"low","text":"Lower severity and a low EPSS score (0.41%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://osvdb.org/31376","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2007-0014.html","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23370","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23384","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23474","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23752","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/23997","source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/24206","source":"secalert@redhat.com"},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2007-063.htm","source":"secalert@redhat.com"},{"url":"http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=152becd26e0563aefdbc4fd1fe491928efe92d1f","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:012","source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:025","source":"secalert@redhat.com"},{"url":"http://www.novell.com/linux/security/advisories/2006_79_kernel.html","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/21522","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/usn-395-1","source":"secalert@redhat.com"},{"url":"http://www.us.debian.org/security/2006/dsa-1233","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=207463","tags":["Patch"],"source":"secalert@redhat.com"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11701","source":"secalert@redhat.com"},{"url":"http://osvdb.org/31376","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2007-0014.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23370","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23384","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23474","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23752","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/23997","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/24206","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://support.avaya.com/elmodocs2/security/ASA-2007-063.htm","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=152becd26e0563aefdbc4fd1fe491928efe92d1f","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:012","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:025","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.novell.com/linux/security/advisories/2006_79_kernel.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/21522","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/usn-395-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.us.debian.org/security/2006/dsa-1233","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=207463","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11701","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2006-4813","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."}