CVE-2009-3626

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Summary

CVECVE-2009-3626
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-10-29 14:30:01 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionPerl 5.10.1 allows context-dependent attackers to cause a denial of service (application crash) via a UTF-8 character with a large, invalid codepoint, which is not properly handled during a regular-expression match.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

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

Problem Types: NVD-CWE-Other | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Perl Perl 5.10.1 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
rt.perl.org/rt3/Ticket/Attachment/617489/295383 af854a3a-2127-422b-91ae-364da2661108 rt.perl.org
Perl UTF-8 Regex Processing Bug Lets Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 securitytracker.com
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
Invalid and tainted utf-8 char crashes perl 5.10.1 in regexp evaluation · Issue #9922 · Perl/perl5 · GitHub af854a3a-2127-422b-91ae-364da2661108 rt.perl.org
www.osvdb.org/59283 af854a3a-2127-422b-91ae-364da2661108 www.osvdb.org
perl5.git.perl.org Git - perl.git/commit af854a3a-2127-422b-91ae-364da2661108 perl5.git.perl.org Patch
Bug 6225 – Invalid numerical HTML entity crashes perl af854a3a-2127-422b-91ae-364da2661108 issues.apache.org
Perl UTF-8 Regular Expression Processing Remote Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Patch, Vendor Advisory
Perl UTF-8 Denial of Service Vulnerability - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
oss-security - CVE-2009-3626 assigment notification - Perl - perl-5.10.1 af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2009-10-30Tomas HogerNot vulnerable. This issue did not affect the versions of perl as shipped with Red Hat Enterprise Linux 3, 4, or 5.

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