Unrated severityNVD Advisory· Published Dec 4, 2009· Updated Apr 23, 2026
CVE-2009-3560
CVE-2009-3560
Description
The big2_toUtf8 function in lib/xmltok.c in libexpat in Expat 2.0.1, as used in the XML-Twig module for Perl, allows context-dependent attackers to cause a denial of service (application crash) via an XML document with malformed UTF-8 sequences that trigger a buffer over-read, related to the doProlog function in lib/xmlparse.c, a different vulnerability than CVE-2009-2625 and CVE-2009-3720.
Affected products
2- cpe:2.3:a:libexpat_project:libexpat:2.0.1:*:*:*:*:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
58- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatch
- mail.python.org/pipermail/expat-bugs/2009-November/002846.htmlnvdExploit
- lists.opensuse.org/opensuse-security-announce/2010-01/msg00007.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.htmlnvdThird Party AdvisoryVDB Entry
- lists.opensuse.org/opensuse-security-announce/2010-05/msg00002.htmlnvdThird Party AdvisoryVDB Entry
- lists.opensuse.org/opensuse-security-announce/2010-06/msg00001.htmlnvdThird Party AdvisoryVDB Entry
- lists.opensuse.org/opensuse-security-announce/2010-08/msg00001.htmlnvdThird Party AdvisoryVDB Entry
- marc.infonvdMailing ListThird Party Advisory
- slackware.com/security/viewer.phpnvdMailing ListThird Party Advisory
- sunsolve.sun.com/search/document.donvdMailing ListThird Party Advisory
- www.debian.org/security/2009/dsa-1953nvdThird Party Advisory
- www.securityfocus.com/bid/37203nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/idnvdThird Party AdvisoryVDB Entry
- www.ubuntu.com/usn/USN-890-1nvdThird Party AdvisoryVDB Entry
- www.ubuntu.com/usn/USN-890-6nvdThird Party Advisory
- www.redhat.com/archives/fedora-package-announce/2009-December/msg00370.htmlnvdMailing ListThird Party Advisory
- www.redhat.com/archives/fedora-package-announce/2009-December/msg00394.htmlnvdMailing ListThird Party Advisory
- www.redhat.com/archives/fedora-package-announce/2009-December/msg00413.htmlnvdMailing ListThird Party Advisory
- expat.cvs.sourceforge.net/viewvc/expat/expat/lib/xmlparse.cnvdPermissions Required
- expat.cvs.sourceforge.net/viewvc/expat/expat/lib/xmlparse.cnvdBroken Link
- lists.vmware.com/pipermail/security-announce/2010/000082.htmlnvdBroken Link
- secunia.com/advisories/37537nvdBroken Link
- secunia.com/advisories/38231nvdBroken Link
- secunia.com/advisories/38794nvdBroken Link
- secunia.com/advisories/38832nvdBroken Link
- secunia.com/advisories/38834nvdBroken Link
- secunia.com/advisories/39478nvdBroken Link
- secunia.com/advisories/41701nvdBroken Link
- secunia.com/advisories/43300nvdBroken Link
- www.mandriva.com/security/advisoriesnvdBroken Link
- www.redhat.com/support/errata/RHSA-2011-0896.htmlnvdBroken Link
- www.vupen.com/english/advisories/2010/0528nvdBroken Link
- www.vupen.com/english/advisories/2010/0896nvdBroken Link
- www.vupen.com/english/advisories/2010/1107nvdBroken Link
- www.vupen.com/english/advisories/2011/0359nvdBroken Link
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10613nvdBroken Link
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12942nvdBroken Link
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6883nvdBroken Link
- lists.apache.org/thread.html/54a42d4b01968df1117cea77fc53d6beb931c0e05936ad02af93e9ac%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/5df9bfb86a3b054bb985a45ff9250b0332c9ecc181eec232489e7f79%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/8d63cb8e9100f28a99429b4328e4e7cebce861d5772ac9863ba2ae6f%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/f7f95ac1cd9895db2714fa3ebaa0b94d0c6df360f742a40951384a53%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r0276683d8e1e07153fc8642618830ac0ade85b9ae0dc7b07f63bb8fc%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r2295080a257bad27ea68ca0af12fc715577f9e84801eae116a33107e%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r2cb985de917e7da0848c440535f65a247754db8b2154a10089e4247b%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r57608dc51b79102f3952ae06f54d5277b649c86d6533dcd6a7d201f7%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r5f9c22f9c28adbd9f00556059edc7b03a5d5bb71d4bb80257c0d34e4%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r75cbe9ea3e2114e4271bbeca7aff96117b50c1b6eb7c4772b0337c1f%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r8828e649175df56f1f9e3919938ac7826128525426e2748f0ab62feb%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r9e8622254184645bc963a1d47c5d47f6d5a36d6f080d8d2c43b2b142%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r9ea3538f229874c80a10af473856a81fbf5f694cd7f471cc679ba70b%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/r9f93cf6dde308d42a9c807784e8102600d0397f5f834890708bf6920%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rad2acee3ab838b52c04a0698b1728a9a43467bf365bd481c993c535d%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rb9c9f42dafa25d2f669dac2a536a03f2575bc5ec1be6f480618aee10%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rdca61ae990660bacb682295f2a09d34612b7bb5f457577fe17f4d064%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/reb7c64aeea604bf948467d9d1cab8ff23fa7d002be1964bcc275aae7%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rf6449464fd8b7437704c55f88361b66f12d5b5f90bcce66af4be4ba9%40%3Ccvs.httpd.apache.org%3Envd
- lists.apache.org/thread.html/rfbaf647d52c1cb843e726a0933f156366a806cead84fbd430951591b%40%3Ccvs.httpd.apache.org%3Envd
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