Out-of-bounds Read Affecting pcre package, versions [,8.41)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
2% (80th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Out-of-bounds Read vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-UNMANAGED-PCRE-2319174
  • published14 Dec 2021
  • disclosed23 Mar 2017
  • creditUnknown

Introduced: 23 Mar 2017

CVE-2017-7244  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade pcre to version 8.41 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Read. The _pcre32_xclass function in pcre_xclass.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (invalid memory read) via a crafted file.

CVSS Base Scores

version 3.1