Pcre
Products by Pcre Sorted by Most Security Vulnerabilities since 2018
By the Year
In 2023 there have been 1 vulnerability in Pcre with an average score of 7.5 out of ten. Last year Pcre had 2 security vulnerabilities published. Right now, Pcre is on track to have less security vulnerabilities in 2023 than it did last year. Last year, the average CVE base score was greater by 1.60
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2023 | 1 | 7.50 |
| 2022 | 2 | 9.10 |
| 2021 | 0 | 0.00 |
| 2020 | 5 | 6.72 |
| 2019 | 0 | 0.00 |
| 2018 | 0 | 0.00 |
It may take a day or so for new Pcre vulnerabilities to show up in the stats or in the list of recent security vulnerabilties. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Pcre Security Vulnerabilities
Integer overflow vulnerability in pcre2test before 10.41
CVE-2022-41409
7.5 - High
- July 18, 2023
Integer overflow vulnerability in pcre2test before 10.41 allows attackers to cause a denial of service or other unspecified impacts via negative input.
Integer Overflow or Wraparound
An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file
CVE-2022-1587
9.1 - Critical
- May 16, 2022
An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file. This issue affects recursions in JIT-compiled regular expressions caused by duplicate data transfers.
Out-of-bounds Read
An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file
CVE-2022-1586
9.1 - Critical
- May 16, 2022
An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because the character was not fully read in case-less matching within JIT.
Out-of-bounds Read
libpcre in PCRE before 8.44
CVE-2020-14155
5.3 - Medium
- June 15, 2020
libpcre in PCRE before 8.44 allows an integer overflow via a large number after a (?C substring.
Integer Overflow or Wraparound
libpcre in PCRE before 8.43
CVE-2019-20838
7.5 - High
- June 15, 2020
libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \X or \R has more than one fixed quantifier, a related issue to CVE-2019-20454.
Out-of-bounds Read
An out-of-bounds read was discovered in PCRE before 10.34 when the pattern \X is JIT compiled and used to match specially crafted subjects in non-UTF mode
CVE-2019-20454
7.5 - High
- February 14, 2020
An out-of-bounds read was discovered in PCRE before 10.34 when the pattern \X is JIT compiled and used to match specially crafted subjects in non-UTF mode. Applications that use PCRE to parse untrusted input may be vulnerable to this flaw, which would allow an attacker to crash the application. The flaw occurs in do_extuni_no_utf in pcre2_jit_compile.c.
Out-of-bounds Read
The pcre_compile2 function in PCRE before 8.37 allows context-dependent attackers to compile incorrect code
CVE-2015-2326
5.5 - Medium
- January 14, 2020
The pcre_compile2 function in PCRE before 8.37 allows context-dependent attackers to compile incorrect code and cause a denial of service (out-of-bounds read) via regular expression with a group containing both a forward referencing subroutine call and a recursive back reference, as demonstrated by "((?+1)(\1))/".
Out-of-bounds Read
The compile_branch function in PCRE before 8.37 allows context-dependent attackers to compile incorrect code, cause a denial of service (out-of-bounds heap read and crash), or possibly have other unspecified impact via a regular expression with a group containing a forward reference repeated a large number of times within a repeated outer group
CVE-2015-2325
7.8 - High
- January 14, 2020
The compile_branch function in PCRE before 8.37 allows context-dependent attackers to compile incorrect code, cause a denial of service (out-of-bounds heap read and crash), or possibly have other unspecified impact via a regular expression with a group containing a forward reference repeated a large number of times within a repeated outer group that has a zero minimum quantifier.
Out-of-bounds Read
In PCRE 8.41, the OP_KETRMAX feature in the match function in pcre_exec.c
CVE-2017-11164
7.5 - High
- July 11, 2017
In PCRE 8.41, the OP_KETRMAX feature in the match function in pcre_exec.c allows stack exhaustion (uncontrolled recursion) when processing a crafted regular expression.
Stack Exhaustion
The compile_bracket_matchingpath function in pcre_jit_compile.c in PCRE through 8.x before revision 1680 (e.g
CVE-2017-6004
7.5 - High
- February 16, 2017
The compile_bracket_matchingpath function in pcre_jit_compile.c in PCRE through 8.x before revision 1680 (e.g., the PHP 7.1.1 bundled version) allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted regular expression.
Out-of-bounds Read
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
CVE-2016-1283
9.8 - Critical
- January 03, 2016
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.
Buffer Overflow
The pcre_compile function in pcre_compile.c in PCRE before 8.38 mishandles certain [: nesting, which
CVE-2015-8391
9.8 - Critical
- December 02, 2015
The pcre_compile function in pcre_compile.c in PCRE before 8.38 mishandles certain [: nesting, which allows remote attackers to cause a denial of service (CPU consumption) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
Buffer Overflow
PCRE before 8.38 mishandles the (?(<digits>) and (?(R<digits>) conditions, which
CVE-2015-8394
9.8 - Critical
- December 02, 2015
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.
Integer Overflow or Wraparound
PCRE before 8.38 mishandles the [: and \\ substrings in character classes, which
CVE-2015-8390
9.8 - Critical
- December 02, 2015
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 Konqueror.
Use of Uninitialized Resource
PCRE before 8.38 mishandles the /(?:|a|){100}x/ pattern and related patterns, which
CVE-2015-8389
9.8 - Critical
- December 02, 2015
PCRE before 8.38 mishandles the /(?:|a|){100}x/ 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 Konqueror.
Buffer Overflow
PCRE before 8.38 mishandles (?123) subroutine calls and related subroutine calls, which
CVE-2015-8387
7.3 - High
- December 02, 2015
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.
Integer Overflow or Wraparound
PCRE before 8.38 mishandles the interaction of lookbehind assertions and mutually recursive subpatterns, which
CVE-2015-8386
9.8 - Critical
- December 02, 2015
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 object encountered by Konqueror.
Buffer Overflow
PCRE before 8.38 mishandles certain repeated conditional groups, which
CVE-2015-8383
9.8 - Critical
- December 02, 2015
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.
Buffer Overflow
pcregrep in PCRE before 8.38 mishandles the -q option for binary files, which might allow remote attackers to obtain sensitive information via a crafted file, as demonstrated by a CGI script
CVE-2015-8393
7.5 - High
- December 02, 2015
pcregrep in PCRE before 8.38 mishandles the -q option for binary files, which might allow remote attackers to obtain sensitive information via a crafted file, as demonstrated by a CGI script that sends stdout data to a client.
Information Disclosure
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
CVE-2014-8964
- December 16, 2014
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.
Buffer Overflow