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    CVE-2008-3281

    libxml2 2.6.32 and earlier does not properly detect recursion during entity expansion in an attribute value, which allows context-dependent attackers to cause a denial of service (memory and CPU consumption) via a crafted XML document.

    Published:Aug 20, 2008
    Last Modified:Apr 23, 2026
    EPS:Aug 27, 2008
    EPSS Score:0.00802
    CVSS Score:6.5

    Affected Products

    Vendor
    Apple
    Product
    Iphone Os
    Vendor
    Apple
    Product
    Safari
    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Redhat
    Product
    Enterprise Linux Desktop
    Vendor
    Redhat
    Product
    Enterprise Linux Eus
    Vendor
    Redhat
    Product
    Enterprise Linux Server
    Vendor
    Redhat
    Product
    Enterprise Linux Workstation
    Vendor
    Vmware
    Product
    Esx
    Vendor
    Xmlsoft
    Product
    Libxml2

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-197 Exponential Data Expansion

    Related CVEs

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    CVE-2026-87609 (CVSS 9.6) — Use after free in Sharing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to execu…
    CVE-2026-87518 (CVSS 5.3) — Observable discrepancy in Safebrowsing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote atta…
    CVE-2026-87482 (CVSS 5.9) — Cleartext transmission of sensitive data in HttpsUpgrades in Google Chrome on on iOS prior to 153.0.8010.36 al…
    CVE-2026-87517 (CVSS 3.1) — Race condition in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker leveragin…
    CVE-2026-85047 (CVSS 9.6) — Improper input validation in Transactions Platform in Google Chrome on on iOS prior to 152.0.7977.82 allowed a…
    CVE-2026-78964 (CVSS 9.6) — Use after free in Sync in Google Chrome on on iOS prior to 152.0.7977.65 allowed a remote attacker to potentia…
    CVE-2026-78957 (CVSS 5.5) — Information leak in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a local attacker to obtai…
    CVE-2026-78981 (CVSS 6.5) — Information leak in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a local attacker to poten…
    CVE-2026-79105 (CVSS 4.3) — Improper input validation in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a remote attacke…

    References

    http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html
    http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html
    http://lists.opensuse.org/opensuse-security-announce/2008-09/msg00004.html
    http://lists.vmware.com/pipermail/security-announce/2008/000039.html
    http://mail.gnome.org/archives/xml/2008-August/msg00034.html
    http://secunia.com/advisories/31558
    http://secunia.com/advisories/31566
    http://secunia.com/advisories/31590
    http://secunia.com/advisories/31728
    http://secunia.com/advisories/31748
    http://secunia.com/advisories/31855
    http://secunia.com/advisories/31982
    http://secunia.com/advisories/32488
    http://secunia.com/advisories/32807
    http://secunia.com/advisories/32974
    http://secunia.com/advisories/35379
    http://security.gentoo.org/glsa/glsa-200812-06.xml
    http://support.apple.com/kb/HT3613
    http://support.apple.com/kb/HT3639
    http://svn.gnome.org/viewvc/libxml2?view=revision&revision=3772
    http://wiki.rpath.com/Advisories:rPSA-2008-0325
    http://www.debian.org/security/2008/dsa-1631
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:180
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:192
    http://www.securityfocus.com/archive/1/497962/100/0/threaded
    http://www.securityfocus.com/bid/30783
    http://www.securitytracker.com/id?1020728
    http://www.ubuntu.com/usn/usn-640-1
    http://www.vmware.com/security/advisories/VMSA-2008-0017.html
    http://www.vupen.com/english/advisories/2008/2419
    http://www.vupen.com/english/advisories/2008/2843
    http://www.vupen.com/english/advisories/2008/2971
    http://www.vupen.com/english/advisories/2009/1522
    http://www.vupen.com/english/advisories/2009/1621
    http://xmlsoft.org/news.html
    https://bugzilla.redhat.com/show_bug.cgi?id=458086
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6496
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9812
    https://rhn.redhat.com/errata/RHSA-2008-0836.html
    https://usn.ubuntu.com/644-1/
    https://www.redhat.com/archives/fedora-package-announce/2008-September/msg00261.html
    https://www.redhat.com/archives/fedora-package-announce/2008-September/msg00347.html
    http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html
    http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html
    http://lists.opensuse.org/opensuse-security-announce/2008-09/msg00004.html
    http://lists.vmware.com/pipermail/security-announce/2008/000039.html
    http://mail.gnome.org/archives/xml/2008-August/msg00034.html
    http://secunia.com/advisories/31558
    http://secunia.com/advisories/31566
    http://secunia.com/advisories/31590
    http://secunia.com/advisories/31728
    http://secunia.com/advisories/31748
    http://secunia.com/advisories/31855
    http://secunia.com/advisories/31982
    http://secunia.com/advisories/32488
    http://secunia.com/advisories/32807
    http://secunia.com/advisories/32974
    http://secunia.com/advisories/35379
    http://security.gentoo.org/glsa/glsa-200812-06.xml
    http://support.apple.com/kb/HT3613
    http://support.apple.com/kb/HT3639
    http://svn.gnome.org/viewvc/libxml2?view=revision&revision=3772
    http://wiki.rpath.com/Advisories:rPSA-2008-0325
    http://www.debian.org/security/2008/dsa-1631
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:180
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:192
    http://www.securityfocus.com/archive/1/497962/100/0/threaded
    http://www.securityfocus.com/bid/30783
    http://www.securitytracker.com/id?1020728
    http://www.ubuntu.com/usn/usn-640-1
    http://www.vmware.com/security/advisories/VMSA-2008-0017.html
    http://www.vupen.com/english/advisories/2008/2419
    http://www.vupen.com/english/advisories/2008/2843
    http://www.vupen.com/english/advisories/2008/2971
    http://www.vupen.com/english/advisories/2009/1522
    http://www.vupen.com/english/advisories/2009/1621
    http://xmlsoft.org/news.html
    https://bugzilla.redhat.com/show_bug.cgi?id=458086
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6496
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9812
    https://rhn.redhat.com/errata/RHSA-2008-0836.html
    https://usn.ubuntu.com/644-1/
    https://www.redhat.com/archives/fedora-package-announce/2008-September/msg00261.html
    https://www.redhat.com/archives/fedora-package-announce/2008-September/msg00347.html

    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