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.

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USN-4460-1: Oniguruma vulnerabilities

It was discovered that Oniguruma incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service, obtain sensitive information or other unspecified impact. CVE-2019-16163, CVE-2019-19012, CVE-2019-19204, CVE-2019-19246...

re2c: Buffer overflow

Background re2c is a tool for generating C-based recognizers from regular expressions. Description A heap buffer overflow vulnerability was discovered in re2c. Impact An attacker could possibly cause a Denial of Service condition. Workaround There is no known workaround at this time. Resolution A...

Ubuntu 16.04 LTS / 18.04 LTS : GNU C Library vulnerabilities (USN-4416-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4416-1 advisory. Florian Weimer discovered that the GNU C Library incorrectly handled certain memory operations. A remote attacker could use this issue to cau...

USN-4416-1: GNU C Library vulnerabilities

Florian Weimer discovered that the GNU C Library incorrectly handled certain memory operations. A remote attacker could use this issue to cause the GNU C Library to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 LTS. CVE-2017-121...

npm-serialize-javascript: XSS via unsafe characters in serialized regular expressions

A XSS flaw was found in npm-serialize-javascript. It does not properly mitigate against unsafe characters in serialized regular expressions. This vulnerability is not affected on Node.js environment since Node.js's implementation of RegExp.prototype.toString backslash-escapes all forward slashes ...

CVE-2019-16769

A XSS flaw was found in npm-serialize-javascript. It does not properly mitigate against unsafe characters in serialized regular expressions. This vulnerability is not affected on Node.js environment since Node.js's implementation of RegExp.prototype.toString backslash-escapes all forward slashes ...

PCRE Input Validation Error Vulnerability

PCRE is a Philip Hazel software developers of an open source regular expression library written in C language. An input validation error vulnerability exists in libpcre in versions of PCRE prior to 8.44. The vulnerability stems from a network system or product that does not properly validate inpu...

DEBIAN-CVE-2020-14155

libpcre in PCRE before 8.44 allows an integer overflow via a large number after a ?C substring...

ALPINE-CVE-2020-14155

libpcre in PCRE before 8.44 allows an integer overflow via a large number after a ?C substring...

UBUNTU-CVE-2019-20838

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...

ALPINE-CVE-2020-12723

regcomp.c in Perl before 5.30.3 allows a buffer overflow via a crafted regular expression because of recursive Sstudychunk calls...

UBUNTU-CVE-2020-10878

Perl before 5.30.3 has an integer overflow related to mishandling of a "PLregkindOPn == NOTHING" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection. An application written in Perl would only be vulnerable to this flaw if it evaluat...

UBUNTU-CVE-2020-12723

regcomp.c in Perl before 5.30.3 allows a buffer overflow via a crafted regular expression because of recursive Sstudychunk calls. An application written in Perl would only be vulnerable to this flaw if it evaluates regular expressions supplied by the attacker. Evaluating regular expressions in th...

The vulnerability of the Istio network software lies in the insufficient processing of regular expressions for long URIs, allowing attackers to trigger service failures.

The vulnerability of the Istio network software is related to the insufficient processing of regular expressions for long URIs. Exploiting this vulnerability can allow an attacker to cause a service failure...

Arbitrary Code Execution

httpd is vulnerable to arbitrary code execution. The vulnerability exists as an integer overflow flaw, leading to a heap-based buffer overflow, was found in the way httpd performed substitutions in regular expressions. An attacker able to set certain httpd settings, such as a user permitted to...

Denial Of Service (DoS)

SeaMonkey is vulnerable to Denial Of Service DoS. Two flaws were found in the way SeaMonkey processed certain regular expressions. A malicious web page could crash the browser or possibly execute arbitrary code as the user running SeaMonkey...

Heap-based Buffer Overflow

SeaMonkey is vulnerable to Heap-based Buffer Overflow. Due to the flaws in the way SeaMonkey processed certain regular expressions, a malicious web page could crash the browser or possibly execute arbitrary code as the user running SeaMonkey...

python: DOS via regular expression catastrophic backtracking in apop() method in pop3lib

A flaw was found in the way catastrophic backtracking was implemented in python's pop3lib's apop method. An attacker could use this flaw to cause denial of service...

Prototype Pollution

Overview @eivifj/dot is a module that gets and sets object properties with dot notation. Affected versions of this package are vulnerable to Prototype Pollution. The function set could be tricked into adding or modifying properties of Object.prototype using a proto payload. PoC var a =...