CVE-2015-2326

pcre: heap buffer over-read in pcre_compile2() (8.37/23)

Published Jan 14, 2020 CVSS 3.1 · 5.5 Medium EPSS 1.6% KEV · Not listed
Description
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))/".

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2015-2419 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))/".
Ubuntu USN Ubuntu USN USN-2694-1 PCRE vulnerabilities
Ubuntu USN Ubuntu USN USN-2943-1 PCRE vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 5:10 AM
Reserved
Mar 18, 2015, 12:00 AM
Status
Modified
Published
Jan 14, 2020, 5:15 PM
Modified
Jun 17, 2026, 12:23 AM
Severity
Moderate
Public date
Mar 23, 2015, 12:00 AM