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Vulnerability record · CVE-2005-0156 · published 7 February 2005

CVE-2005-0156: Larry wall perl vulnerability

LLarry Wall · Perl

Buffer overflow in the PerlIO implementation in Perl 5.8.0, when installed with setuid support (sperl), allows local users to execute arbitrary code by setting the PERLIO_DEBUG variable and executing a Perl script whose full pathname contains a long directory tree.

2.1 CVSS 2.0 Low EPSS 1.3% · top 30.4%
2.1CVSS 2.0 base score
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
9Affected product versions listed by NVD
30References, 2 tagged exploit
16 Jun 2026Last modified by NVD

Description

Buffer overflow in the PerlIO implementation in Perl 5.8.0, when installed with setuid support (sperl), allows local users to execute arbitrary code by setting the PERLIO_DEBUG variable and executing a Perl script whose full pathname contains a long directory tree.

AV:L/AC:L/Au:N/C:N/I:P/A:N

Affected products

9 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=001056
http://fedoranews.org/updates/FEDORA--.shtml
http://marc.info/?l=bugtraq&m=110737149402683&w=2
http://marc.info/?l=full-disclosure&m=110779721503111&w=2
http://secunia.com/advisories/14120
http://secunia.com/advisories/55314
http://www.digitalmunition.com/DMA%5B2005-0131b%5D.txt
http://www.gentoo.org/security/en/glsa/glsa-200502-13.xml ExploitVendor Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:031
http://www.redhat.com/support/errata/RHSA-2005-103.html PatchVendor Advisory
http://www.redhat.com/support/errata/RHSA-2005-105.html PatchVendor Advisory
http://www.securityfocus.com/bid/12426 PatchVendor Advisory
http://www.trustix.org/errata/2005/0003/ PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/19208
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10803
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=001056
http://fedoranews.org/updates/FEDORA--.shtml
http://marc.info/?l=bugtraq&m=110737149402683&w=2
http://marc.info/?l=full-disclosure&m=110779721503111&w=2
http://secunia.com/advisories/14120
http://secunia.com/advisories/55314
http://www.digitalmunition.com/DMA%5B2005-0131b%5D.txt
http://www.gentoo.org/security/en/glsa/glsa-200502-13.xml ExploitVendor Advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2005:031
http://www.redhat.com/support/errata/RHSA-2005-103.html PatchVendor Advisory
http://www.redhat.com/support/errata/RHSA-2005-105.html PatchVendor Advisory
http://www.securityfocus.com/bid/12426 PatchVendor Advisory
http://www.trustix.org/errata/2005/0003/ PatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/19208
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10803

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Source: NIST National Vulnerability Database (record CVE-2005-0156), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.