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    CVE-2007-5116

    Buffer overflow in the polymorphic opcode support in the Regular Expression Engine (regcomp.c) in Perl 5.8 allows context-dependent attackers to execute arbitrary code by switching from byte to Unicode (UTF) characters in a regular expression.

    Published:Nov 5, 2007
    Last Modified:Apr 23, 2026
    EPS:Nov 7, 2007
    EPSS Score:0.08802
    CVSS Score:7.5

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Larry Wall
    Product
    Perl
    Vendor
    Mandrakesoft
    Product
    Mandrake Linux
    Vendor
    Mandrakesoft
    Product
    Mandrake Linux Corporate Server
    Vendor
    Mandrakesoft
    Product
    Mandrake Multi Network Firewall
    Vendor
    Openpkg
    Product
    Openpkg
    Vendor
    Redhat
    Product
    Certificate System
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Linux Advanced Workstation
    Vendor
    Redhat
    Product
    Rhel Application Stack
    Vendor
    Rpath
    Product
    Rpath Linux

    Exploits

    No exploit reference

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    References

    ftp://aix.software.ibm.com/aix/efixes/security/README
    http://docs.info.apple.com/article.html?artnum=307179
    http://lists.apple.com/archives/security-announce/2007/Dec/msg00002.html
    http://lists.vmware.com/pipermail/security-announce/2008/000002.html
    http://marc.info/?l=bugtraq&m=120352263023774&w=2
    http://secunia.com/advisories/27479
    http://secunia.com/advisories/27515
    http://secunia.com/advisories/27531
    http://secunia.com/advisories/27546
    http://secunia.com/advisories/27548
    http://secunia.com/advisories/27570
    http://secunia.com/advisories/27613
    http://secunia.com/advisories/27756
    http://secunia.com/advisories/27936
    http://secunia.com/advisories/28167
    http://secunia.com/advisories/28368
    http://secunia.com/advisories/28387
    http://secunia.com/advisories/28993
    http://secunia.com/advisories/29074
    http://secunia.com/advisories/31208
    http://securitytracker.com/id?1018899
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-31524-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-231524-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-77-1018985.1-1
    http://support.avaya.com/elmodocs2/security/ASA-2008-014.htm
    http://www-1.ibm.com/support/docview.wss?uid=isg1IZ10220
    http://www-1.ibm.com/support/docview.wss?uid=isg1IZ10244
    http://www.debian.org/security/2007/dsa-1400
    http://www.gentoo.org/security/en/glsa/glsa-200711-28.xml
    http://www.ipcop.org/index.php?name=News&file=article&sid=41
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:207
    http://www.novell.com/linux/security/advisories/2007_24_sr.html
    http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.023.html
    http://www.redhat.com/support/errata/RHSA-2007-0966.html
    http://www.redhat.com/support/errata/RHSA-2007-1011.html
    http://www.securityfocus.com/archive/1/483563/100/0/threaded
    http://www.securityfocus.com/archive/1/483584/100/0/threaded
    http://www.securityfocus.com/archive/1/485936/100/0/threaded
    http://www.securityfocus.com/archive/1/486859/100/0/threaded
    http://www.securityfocus.com/bid/26350
    http://www.ubuntu.com/usn/usn-552-1
    http://www.us-cert.gov/cas/techalerts/TA07-352A.html
    http://www.vmware.com/security/advisories/VMSA-2008-0001.html
    http://www.vupen.com/english/advisories/2007/3724
    http://www.vupen.com/english/advisories/2007/4238
    http://www.vupen.com/english/advisories/2007/4255
    http://www.vupen.com/english/advisories/2008/0064
    http://www.vupen.com/english/advisories/2008/0641
    https://bugzilla.redhat.com/show_bug.cgi?id=323571
    https://bugzilla.redhat.com/show_bug.cgi?id=378131
    https://exchange.xforce.ibmcloud.com/vulnerabilities/38270
    https://issues.rpath.com/browse/RPL-1813
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10669
    ftp://aix.software.ibm.com/aix/efixes/security/README
    http://docs.info.apple.com/article.html?artnum=307179
    http://lists.apple.com/archives/security-announce/2007/Dec/msg00002.html
    http://lists.vmware.com/pipermail/security-announce/2008/000002.html
    http://marc.info/?l=bugtraq&m=120352263023774&w=2
    http://secunia.com/advisories/27479
    http://secunia.com/advisories/27515
    http://secunia.com/advisories/27531
    http://secunia.com/advisories/27546
    http://secunia.com/advisories/27548
    http://secunia.com/advisories/27570
    http://secunia.com/advisories/27613
    http://secunia.com/advisories/27756
    http://secunia.com/advisories/27936
    http://secunia.com/advisories/28167
    http://secunia.com/advisories/28368
    http://secunia.com/advisories/28387
    http://secunia.com/advisories/28993
    http://secunia.com/advisories/29074
    http://secunia.com/advisories/31208
    http://securitytracker.com/id?1018899
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-31524-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-231524-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-77-1018985.1-1
    http://support.avaya.com/elmodocs2/security/ASA-2008-014.htm
    http://www-1.ibm.com/support/docview.wss?uid=isg1IZ10220
    http://www-1.ibm.com/support/docview.wss?uid=isg1IZ10244
    http://www.debian.org/security/2007/dsa-1400
    http://www.gentoo.org/security/en/glsa/glsa-200711-28.xml
    http://www.ipcop.org/index.php?name=News&file=article&sid=41
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:207
    http://www.novell.com/linux/security/advisories/2007_24_sr.html
    http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.023.html
    http://www.redhat.com/support/errata/RHSA-2007-0966.html
    http://www.redhat.com/support/errata/RHSA-2007-1011.html
    http://www.securityfocus.com/archive/1/483563/100/0/threaded
    http://www.securityfocus.com/archive/1/483584/100/0/threaded
    http://www.securityfocus.com/archive/1/485936/100/0/threaded
    http://www.securityfocus.com/archive/1/486859/100/0/threaded
    http://www.securityfocus.com/bid/26350
    http://www.ubuntu.com/usn/usn-552-1
    http://www.us-cert.gov/cas/techalerts/TA07-352A.html
    http://www.vmware.com/security/advisories/VMSA-2008-0001.html
    http://www.vupen.com/english/advisories/2007/3724
    http://www.vupen.com/english/advisories/2007/4238
    http://www.vupen.com/english/advisories/2007/4255
    http://www.vupen.com/english/advisories/2008/0064
    http://www.vupen.com/english/advisories/2008/0641
    https://bugzilla.redhat.com/show_bug.cgi?id=323571
    https://bugzilla.redhat.com/show_bug.cgi?id=378131
    https://exchange.xforce.ibmcloud.com/vulnerabilities/38270
    https://issues.rpath.com/browse/RPL-1813
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10669

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High