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PostPosted: Sun Oct 08, 2017 9:26 pm    Post subject: [ GLSA 201710-09 ] pcre2 Reply with quote

Gentoo Linux Security Advisory

Title: PCRE2: Multiple vulnerabilities (GLSA 201710-09)
Severity: normal
Exploitable: remote
Date: 2017-10-08
Bug(s): #614050, #617942, #617944
ID: 201710-09

Synopsis

Multiple vulnerabilities have been found in PCRE2, the worst of
which may allow remote attackers to execute arbitrary code.


Background

PCRE2 is a project based on PCRE (Perl Compatible Regular Expressions)
which has a new and revised API.


Affected Packages

Package: dev-libs/libpcre2
Vulnerable: < 10.30
Unaffected: >= 10.30
Architectures: All supported architectures


Description

Multiple vulnerabilities have been discovered in PCRE2. Please review
the referenced CVE identifiers for details.


Impact

A remote attacker could possibly execute arbitrary code with the
privileges of the process, cause a Denial of Service condition, or have
other unspecified impacts.


Workaround

There is no known workaround at this time.

Resolution

All PCRE2 users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=dev-libs/libpcre2-10.30"
   
Packages which depend on this library may need to be recompiled. Tools
such as revdep-rebuild may assist in identifying some of these packages.


References


CVE-2017-7186


CVE-2017-8399


CVE-2017-8786
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