PCRE Denial of Service Vulnerability (CNVD-2015-07877)

PCRE Perl Compatible Regular Expressions is a software developer Philip Hazel developed a use of C language written in open source regular expression library. A security vulnerability exists in PCRE versions prior to 8.38, which stems from the program's failure to properly handle repeated...

PCRE Denial of Service Vulnerability (CNVD-2015-07887)

PCRE Perl Compatible Regular Expressions is a software developer Philip Hazel developed a use of C language written in open source regular expression library. A security vulnerability exists in PCRE versions prior to 8.38, which stems from the program's failure to properly handle '? |' substring...

PT-2015-7793 · Philip Hazel +2 · Pcre +2

Name of the Vulnerable Software and Affected Versions: PCRE versions prior to 8.38 Description: The issue concerns the mishandling of the -q option for binary files by pcregrep in PCRE, potentially allowing remote attackers to obtain sensitive information via a crafted file. This could be exploit...

PT-2015-7784 · Philip Hazel +2 · Pcre +2

Name of the Vulnerable Software and Affected Versions: PCRE versions prior to 8.38 Description: The issue concerns the mishandling of certain repeated conditional groups in regular expressions, which can be exploited by remote attackers to cause a denial of service buffer overflow or possibly hav...

PT-2015-7790 · Pcre +4 · Pcre +4

Name of the Vulnerable Software and Affected Versions: PCRE versions prior to 8.38 Description: The issue allows remote attackers to cause a denial of service infinite recursion or possibly have unspecified other impact via a crafted regular expression, such as the /?:|a|100x/ pattern and related...

CVE-2015-8382

The match function in pcreexec.c in PCRE before 8.37 mishandles the /?:abcd|?:?:?:?:abc|?:abcdefbabcdefghiabc|ACCEPT/ pattern and related patterns involving ACCEPT, which allows remote attackers to obtain sensitive information from process memory or cause a denial of service partially initialized...

UBUNTU-CVE-2015-8390

PCRE before 8.38 mishandles the : and \ substrings in character classes, which allows remote attackers to cause a denial of service uninitialized memory read or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by...

UBUNTU-CVE-2015-8388

PCRE before 8.38 mishandles the /?=di?=?1|?=./ pattern and related patterns with an unmatched closing parenthesis, which allows remote attackers to cause a denial of service buffer overflow or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript...

UBUNTU-CVE-2015-8389

PCRE before 8.38 mishandles the /?:|a|100x/ pattern and related patterns, which allows remote attackers to cause a denial of service infinite recursion or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konquero...

UBUNTU-CVE-2015-8386

PCRE before 8.38 mishandles the interaction of lookbehind assertions and mutually recursive subpatterns, which allows remote attackers to cause a denial of service buffer overflow or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp...

UBUNTU-CVE-2015-8394

PCRE before 8.38 mishandles the ? and ?R conditions, which allows remote attackers to cause a denial of service integer overflow or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror...

UBUNTU-CVE-2015-8392

PCRE before 8.38 mishandles certain instances of the ?| substring, which allows remote attackers to cause a denial of service unintended recursion and buffer overflow or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object...

UBUNTU-CVE-2015-8384

PCRE before 8.38 mishandles the /?J?'d'?'d'\gd/ pattern and related patterns with certain recursive back references, which allows remote attackers to cause a denial of service buffer overflow or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScri...

UBUNTU-CVE-2015-8383

PCRE before 8.38 mishandles certain repeated conditional groups, which allows remote attackers to cause a denial of service buffer overflow or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror...

UBUNTU-CVE-2015-8387

PCRE before 8.38 mishandles ?123 subroutine calls and related subroutine calls, which allows remote attackers to cause a denial of service integer overflow or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by...

UBUNTU-CVE-2015-8385

PCRE before 8.38 mishandles the /?|\k'Pm'|?'Pm'/ pattern and related patterns with certain forward references, which allows remote attackers to cause a denial of service buffer overflow or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript...

[SECURITY] Fedora 23 Update: pcre-8.38-1.fc23

Perl-compatible regular expression library. PCRE has its own native API, but a set of "wrapper" functions that are base d on the POSIX API are also supplied in the library libpcreposix. Note that this just provides a POSIX calling interface to PCRE: the regular expressions themselves still follow...

file: unrestricted regular expression matching

Multiple flaws were found in the File Information fileinfo extension regular expression rules for detecting various files. A remote attacker could use either of these flaws to cause a PHP application using fileinfo to consume an excessive amount of CPU...

Apple Mac OSX Regex Engine (TRE) - Stack Buffer Overflow (PoC)

Apple Mac OSX Regex Engine TRE - Stack Buffer Overflow PoC Source: https://code.google.com/p/google-security-research/issues/detail?id=428 OS X Libc uses the slightly obscure TRE regex engine http://laurikari.net/tre/ If used in enhanced mode by passing the REGENHANCED flag to regcomp TRE support...

Apple Mac OSX Regex Engine (TRE) - Integer Signedness Overflow

Apple Mac OSX Regex Engine TRE - Integer Signedness Overflow Source: https://code.google.com/p/google-security-research/issues/detail?id=429 The OS X regex engine function tretnfarunparallel contains the following code: int tbytes; ... if !matchtags numtags = 0; else numtags = tnfa-numtags; ... i...