Vulnerabilities (CVE)

Filtered by vendor Pcre Subscribe
Total 57 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2015-8383 3 Fedoraproject, Pcre, Php 3 Fedora, Perl Compatible Regular Expression Library, Php 2025-04-12 7.5 HIGH 9.8 CRITICAL
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.
CVE-2016-1283 4 Fedoraproject, Oracle, Pcre and 1 more 4 Fedora, Solaris, Pcre and 1 more 2025-04-12 7.5 HIGH 9.8 CRITICAL
The pcre_compile2 function in pcre_compile.c in PCRE 8.38 mishandles the /((?:F?+(?:^(?(R)a+\"){99}-))(?J)(?'R'(?'R'<((?'RR'(?'R'\){97)?J)?J)(?'R'(?'R'\){99|(:(?|(?'R')(\k'R')|((?'R')))H'R'R)(H'R))))))/ pattern and related patterns with named subgroups, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
CVE-2015-8387 3 Fedoraproject, Pcre, Php 3 Fedora, Perl Compatible Regular Expression Library, Php 2025-04-12 7.5 HIGH 7.3 HIGH
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 Konqueror.
CVE-2015-8394 2 Pcre, Php 2 Perl Compatible Regular Expression Library, Php 2025-04-12 7.5 HIGH 9.8 CRITICAL
PCRE before 8.38 mishandles the (?(<digits>) and (?(R<digits>) 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.
CVE-2015-8392 1 Pcre 1 Perl Compatible Regular Expression Library 2025-04-12 7.5 HIGH N/A
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 encountered by Konqueror, a related issue to CVE-2015-8384 and CVE-2015-8395.
CVE-2014-8964 6 Fedoraproject, Mariadb, Opensuse and 3 more 11 Fedora, Mariadb, Opensuse and 8 more 2025-04-12 5.0 MEDIUM N/A
Heap-based buffer overflow in PCRE 8.36 and earlier allows remote attackers to cause a denial of service (crash) or have other unspecified impact via a crafted regular expression, related to an assertion that allows zero repeats.
CVE-2015-8388 2 Oracle, Pcre 2 Linux, Perl Compatible Regular Expression Library 2025-04-12 7.5 HIGH N/A
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 RegExp object encountered by Konqueror.
CVE-2015-3210 1 Pcre 2 Pcre, Pcre2 2025-04-12 7.5 HIGH 9.8 CRITICAL
Heap-based buffer overflow in PCRE 8.34 through 8.37 and PCRE2 10.10 allows remote attackers to execute arbitrary code via a crafted regular expression, as demonstrated by /^(?P=B)((?P=B)(?J:(?P<B>c)(?P<B>a(?P=B)))>WGXCREDITS)/, a different vulnerability than CVE-2015-8384.
CVE-2016-3191 1 Pcre 2 Pcre, Pcre2 2025-04-12 7.5 HIGH 9.8 CRITICAL
The compile_branch function in pcre_compile.c in PCRE 8.x before 8.39 and pcre2_compile.c in PCRE2 before 10.22 mishandles patterns containing an (*ACCEPT) substring in conjunction with nested parentheses, which allows remote attackers to execute arbitrary code or cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror, aka ZDI-CAN-3542.
CVE-2015-8384 1 Pcre 1 Perl Compatible Regular Expression Library 2025-04-12 7.5 HIGH N/A
PCRE before 8.38 mishandles the /(?J)(?'d'(?'d'\g{d}))/ 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 JavaScript RegExp object encountered by Konqueror, a related issue to CVE-2015-8392 and CVE-2015-8395.
CVE-2015-2327 1 Pcre 1 Perl Compatible Regular Expression Library 2025-04-12 7.5 HIGH N/A
PCRE before 8.36 mishandles the /(((a\2)|(a*)\g<-1>))*/ pattern and related patterns with certain internal recursive back references, which allows remote attackers to cause a denial of service (segmentation fault) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
CVE-2015-8395 1 Pcre 1 Perl Compatible Regular Expression Library 2025-04-12 7.5 HIGH N/A
PCRE before 8.38 mishandles certain references, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror, a related issue to CVE-2015-8384 and CVE-2015-8392.
CVE-2015-8381 1 Pcre 1 Perl Compatible Regular Expression Library 2025-04-12 7.5 HIGH N/A
The compile_regex function in pcre_compile.c in PCRE before 8.38 and pcre2_compile.c in PCRE2 before 10.2x mishandles the /(?J:(?|(:(?|(?'R')(\k'R')|((?'R')))H'Rk'Rf)|s(?'R'))))/ and /(?J:(?|(:(?|(?'R')(\z(?|(?'R')(\k'R')|((?'R')))k'R')|((?'R')))H'Ak'Rf)|s(?'R')))/ patterns, and related patterns with certain group references, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
CVE-2011-1951 2 Oneidentity, Pcre 2 Syslog-ng, Pcre 2025-04-11 4.3 MEDIUM N/A
lib/logmatcher.c in Balabit syslog-ng before 3.2.4, when the global flag is set and when using PCRE 8.12 and possibly other versions, allows remote attackers to cause a denial of service (memory consumption) via a message that does not match a regular expression.
CVE-2007-4766 1 Pcre 1 Pcre 2025-04-09 7.5 HIGH N/A
Multiple integer overflows in Perl-Compatible Regular Expression (PCRE) library before 7.3 allow context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via unspecified escape (backslash) sequences.
CVE-2007-1661 2 Apple, Pcre 3 Mac Os X, Mac Os X Server, Perl-compatible Regular Expression Library 2025-04-09 6.4 MEDIUM N/A
Perl-Compatible Regular Expression (PCRE) library before 7.3 backtracks too far when matching certain input bytes against some regex patterns in non-UTF-8 mode, which allows context-dependent attackers to obtain sensitive information or cause a denial of service (crash), as demonstrated by the "\X?\d" and "\P{L}?\d" patterns.
CVE-2007-1662 1 Pcre 1 Pcre 2025-04-09 5.0 MEDIUM N/A
Perl-Compatible Regular Expression (PCRE) library before 7.3 reads past the end of the string when searching for unmatched brackets and parentheses, which allows context-dependent attackers to cause a denial of service (crash), possibly involving forward references.
CVE-2007-4767 1 Pcre 1 Pcre 2025-04-09 5.0 MEDIUM N/A
Perl-Compatible Regular Expression (PCRE) library before 7.3 does not properly compute the length of (1) a \p sequence, (2) a \P sequence, or (3) a \P{x} sequence, which allows context-dependent attackers to cause a denial of service (infinite loop or crash) or execute arbitrary code.
CVE-2007-4768 1 Pcre 1 Pcre 2025-04-09 6.8 MEDIUM N/A
Heap-based buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to execute arbitrary code via a singleton Unicode sequence in a character class in a regex pattern, which is incorrectly optimized.
CVE-2008-2371 6 Canonical, Debian, Fedoraproject and 3 more 6 Ubuntu Linux, Debian Linux, Fedora and 3 more 2025-04-09 7.5 HIGH N/A
Heap-based buffer overflow in pcre_compile.c in the Perl-Compatible Regular Expression (PCRE) library 7.7 allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a regular expression that begins with an option and contains multiple branches.