CVE-2015-8394 — Integer Overflow or Wraparound in Perl Compatible Regular Expression Library

CWE-190 — Integer Overflow or Wraparound12 documents8 sources
Severity
9.8CRITICALNVD
EPSS
1.9%
top 16.82%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
PHPPcre Perl Compatible Regular Expression Library
Timeline
PublishedDec 2
Latest updateMay 17

Description

PCRE before 8.38 mishandles the (?() and (?(R) 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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶NVDphp/php5.5.0 — 5.5.32+2

🔴Vulnerability Details

3
GHSA
GHSA-wpvc-3mh7-8pwj: PCRE before 8↗2022-05-17
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CVEList
CVE-2015-8394: PCRE before 8↗2015-12-02
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OSV
CVE-2015-8394: PCRE before 8↗2015-12-02
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📋Vendor Advisories

3
Ubuntu
PCRE vulnerabilities↗2016-03-29
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Red Hat
pcre: Integer overflow caused by missing check for certain conditions (8.38/31)↗2015-11-23
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Debian
CVE-2015-8394: pcre3 - PCRE before 8.38 mishandles the (?(<digits>) and (?(R<digits>) conditions, which...↗2015
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💬Community

5
Bugzilla
CVE-2015-8394 pcre: Integer overflow caused by missing check for certain conditions [fedora-all]↗2015-12-02
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Bugzilla
CVE-2015-8394 mingw-pcre: pcre: Integer overflow caused by missing check for certain conditions [epel-7]↗2015-12-02
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Bugzilla
CVE-2015-8394 pcre: Integer overflow caused by missing check for certain conditions (8.38/31)↗2015-12-02
▶
Bugzilla
CVE-2015-8394 mingw-pcre: pcre: Integer overflow caused by missing check for certain conditions [fedora-all]↗2015-12-02
▶
Bugzilla
CVE-2015-8394 glib2: pcre: Integer overflow caused by missing check for certain conditions [fedora-all]↗2015-12-02
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CVE-2015-8394 — Integer Overflow or Wraparound | cvebase