(libpurple): Invalid UTF-8 string handling in OSCAR messages

familyfeedbag.c in the oscar protocol plugin in libpurple in Pidgin before 2.10.1 does not perform the expected UTF-8 validation on message data, which allows remote attackers to cause a denial of service application crash via a crafted 1 AIM or 2 ICQ message associated with buddy-list addition...

pidgin: SILC remote crash on channel messages

The silcchannelmessage function in ops.c in the SILC protocol plugin in libpurple in Pidgin before 2.10.1 does not perform the expected UTF-8 validation on message data, which allows remote attackers to cause a denial of service application crash via a crafted message, a different vulnerability...

DEBIAN-CVE-2011-3594

The gmarkupescapetext function in the SILC protocol plug-in in libpurple 2.10.0 and earlier, as used in Pidgin and possibly other products, allows remote attackers to cause a denial of service crash via invalid UTF-8 sequences that trigger use of invalid pointers and an out-of-bounds read, relate...

QT UTF8 improper character expansion

The UTF-8 decoder in codecs/qutfcodec.cpp in Qt 3.3.8 and 4.2.3 does not reject long UTF-8 sequences as required by the standard, which allows remote attackers to conduct cross-site scripting XSS and directory traversal attacks via long sequences that decode to dangerous metacharacters...

expat: buffer over-read and crash in big2_toUtf8() on XML with malformed UTF-8 sequences

The big2toUtf8 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 doProlo...

expat: buffer over-read and crash on XML with malformed UTF-8 sequences

The updatePosition function in lib/xmltokimpl.c in libexpat in Expat 2.0.1, as used in Python, PyXML, w3c-libwww, and other software, allows context-dependent attackers to cause a denial of service application crash via an XML document with crafted UTF-8 sequences that trigger a buffer over-read,...

expat: buffer over-read and crash on XML with malformed UTF-8 sequences

The updatePosition function in lib/xmltokimpl.c in libexpat in Expat 2.0.1, as used in Python, PyXML, w3c-libwww, and other software, allows context-dependent attackers to cause a denial of service application crash via an XML document with crafted UTF-8 sequences that trigger a buffer over-read,...

DEBIAN-CVE-2011-1071

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-2011-1659

Integer overflow in posix/fnmatch.c in the GNU C Library aka glibc or libc6 2.13 and earlier allows context-dependent attackers to cause a denial of service application crash via a long UTF8 string that is used in an fnmatch call with a crafted pattern argument, a different vulnerability than...

glibc: fnmatch() alloca()-based memory corruption flaw

Integer overflow in posix/fnmatch.c in the GNU C Library aka glibc or libc6 2.13 and earlier allows context-dependent attackers to cause a denial of service application crash via a long UTF8 string that is used in an fnmatch call with a crafted pattern argument, a different vulnerability than...

DEBIAN-CVE-2008-7280

Kernel/System/EmailParser.pm in PostmasterPOP3.pl in Open Ticket Request System OTRS before 2.2.7 does not properly handle e-mail messages containing malformed UTF-8 characters, which allows remote attackers to cause a denial of service e-mail retrieval outage via a crafted message...

php: XSS and SQL injection bypass via crafted overlong UTF-8 encoded string

Integer overflow in the xmlutf8decode function in ext/xml/xml.c in PHP before 5.2.11 makes it easier for remote attackers to bypass cross-site scripting XSS and SQL injection protection mechanisms via a crafted string that uses overlong UTF-8 encoding, a different vulnerability than CVE-2010-3870...

php: XSS and SQL injection bypass via crafted overlong UTF-8 encoded string

Integer overflow in the xmlutf8decode function in ext/xml/xml.c in PHP before 5.2.11 makes it easier for remote attackers to bypass cross-site scripting XSS and SQL injection protection mechanisms via a crafted string that uses overlong UTF-8 encoding, a different vulnerability than CVE-2010-3870...

php: XSS mitigation bypass via utf8_decode()

The utf8decode function in PHP before 5.3.4 does not properly handle non-shortest form UTF-8 encoding and ill-formed subsequences in UTF-8 data, which makes it easier for remote attackers to bypass cross-site scripting XSS and SQL injection protection mechanisms via a crafted string...

CVE-2009-5016

Integer overflow in the xmlutf8decode function in ext/xml/xml.c in PHP before 5.2.11 makes it easier for remote attackers to bypass cross-site scripting XSS and SQL injection protection mechanisms via a crafted string that uses overlong UTF-8 encoding, a different vulnerability than CVE-2010-3870...

PT-2010-1171 · Php +1 · Php +1

Name of the Vulnerable Software and Affected Versions: PHP versions prior to 5.3.4 Description: The issue arises from the utf8 decode function not properly handling non-shortest form UTF-8 encoding and ill-formed subsequences in UTF-8 data. This makes it easier for remote attackers to bypass...

perl: heap corruption by regular expressions with utf8 characters

Double free vulnerability in Perl 5.8.8 allows context-dependent attackers to cause a denial of service memory corruption and crash via a crafted regular expression containing UTF8 characters. NOTE: this issue might only be present on certain operating systems...

DEBIAN-CVE-2010-0211

The slapmodrdn2mods function in modrdn.c in OpenLDAP 2.4.22 does not check the return value of a call to the smrnormalize function, which allows remote attackers to cause a denial of service segmentation fault and possibly execute arbitrary code via a modrdn call with an RDN string containing...

openldap: modrdn processing uninitialized pointer free

The slapmodrdn2mods function in modrdn.c in OpenLDAP 2.4.22 does not check the return value of a call to the smrnormalize function, which allows remote attackers to cause a denial of service segmentation fault and possibly execute arbitrary code via a modrdn call with an RDN string containing...

Firefox: overlong UTF-8 seqence detection problem

Mozilla Firefox before 3.6 Beta 3 does not properly handle overlong UTF-8 encoding, which makes it easier for remote attackers to bypass cross-site scripting XSS protection mechanisms via a crafted string, a different vulnerability than CVE-2010-1210...