Public Date:
1646738: CVE-2018-18313 perl: Heap-buffer-overflow read in regcomp.c

The MITRE CVE dictionary describes this issue as:

Perl before 5.26.3 has a buffer over-read via a crafted regular expression that triggers disclosure of sensitive information from process memory.

Find out more about CVE-2018-18313 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 6.5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Low
Integrity Impact None
Availability Impact High

Affected Packages State

Platform Package State
Red Hat Software Collections for Red Hat Enterprise Linux rh-perl524-perl Affected
Red Hat Software Collections for Red Hat Enterprise Linux rh-perl526-perl Affected
Red Hat OpenShift Enterprise 3 perl Under investigation
Red Hat Enterprise Linux 7 perl Not affected
Red Hat Enterprise Linux 6 perl Not affected
Red Hat Enterprise Linux 5 perl Not affected


Red Hat would like to thank the Perl project for reporting this issue. Upstream acknowledges Eiichi Tsukata as the original reporter.

Last Modified

CVE description copyright © 2017, The MITRE Corporation


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