CVE-2018-6798

Summary

CVECVE-2018-6798
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-04-17 20:29:00 UTC
Updated2020-07-15 03:15:00 UTC
DescriptionAn issue was discovered in Perl 5.22 through 5.26. Matching a crafted locale dependent regular expression can cause a heap-based buffer over-read and potentially information disclosure.

Risk And Classification

Problem Types: CWE-125

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 17.10 All All All
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 17.10 All All All
Operating System Debian Debian Linux 7.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Debian Debian Linux 7.0 All All All
Operating System Debian Debian Linux 8.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Application Perl Perl All All All All
Operating System Redhat Enterprise Linux Server 6.0 All All All
Operating System Redhat Enterprise Linux Server 7.0 All All All
Operating System Redhat Enterprise Linux Server 7.3 All All All
Operating System Redhat Enterprise Linux Server 7.4 All All All
Operating System Redhat Enterprise Linux Server 7.5 All All All
Operating System Redhat Enterprise Linux Server 6.0 All All All
Operating System Redhat Enterprise Linux Server 7.0 All All All
Operating System Redhat Enterprise Linux Server 7.3 All All All
Operating System Redhat Enterprise Linux Server 7.4 All All All
Operating System Redhat Enterprise Linux Server 7.5 All All All
Operating System Redhat Enterprise Linux Workstation 6.0 All All All
Operating System Redhat Enterprise Linux Workstation 7.0 All All All
Operating System Redhat Enterprise Linux Workstation 6.0 All All All
Operating System Redhat Enterprise Linux Workstation 7.0 All All All

References

ReferenceSourceLinkTags
Red Hat Customer Portal REDHAT access.redhat.com Third Party Advisory
Oracle Critical Patch Update Advisory - July 2020 MISC www.oracle.com
Perl: Multiple vulnerabilities (GLSA 201909-01) — Gentoo security GENTOO security.gentoo.org
USN-3625-1: Perl vulnerabilities | Ubuntu security notices UBUNTU usn.ubuntu.com Third Party Advisory
Perl Heap Overflows Let Users Obtain Potentially Sensitive Information, Deny Service, and Execute Arbitrary Code - SecurityTracker SECTRACK www.securitytracker.com Third Party Advisory, VDB Entry
Debian -- Security Information -- DSA-4172-1 perl DEBIAN www.debian.org Third Party Advisory
[CVE-2018-6798] Heap-buffer-overflow in Perl__byte_dump_string (utf8.c) · Issue #16143 · Perl/perl5 · GitHub CONFIRM rt.perl.org Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 500523 Alpine Linux Security Update for perl
  • 504284 Alpine Linux Security Update for perl
  • 710131 Gentoo Linux Perl Multiple vulnerabilities (GLSA 201909-01)
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

CVE.report and Source URL Uptime Status status.cve.report