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    CVE-2008-5021

    nsFrameManager in Firefox 3.x before 3.0.4, Firefox 2.x before 2.0.0.18, Thunderbird 2.x before 2.0.0.18, and SeaMonkey 1.x before 1.1.13 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code by modifying properties of a file input element while it is still being initialized, then using the blur method to access uninitialized memory.

    Published:Nov 12, 2008
    Last Modified:Apr 23, 2026
    EPS:Nov 13, 2008
    EPSS Score:0.23762
    CVSS Score:9.3

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Mozilla
    Product
    Firefox
    Vendor
    Mozilla
    Product
    Seamonkey
    Vendor
    Mozilla
    Product
    Thunderbird
    Vendor
    Novell
    Product
    Linux Desktop
    Vendor
    Novell
    Product
    Open Enterprise Server
    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Suse
    Product
    Linux Enterprise Debuginfo
    Vendor
    Suse
    Product
    Linux Enterprise Desktop
    Vendor
    Suse
    Product
    Linux Enterprise Server
    Vendor
    Suse
    Product
    Linux Enterprise Software Development Kit

    Exploits

    No exploit reference

    Related CVEs

    CVE-2026-13476 (CVSS 7.3) — IBM Informix Dynamic Server 14.10, 15.0, and 12.10 could allow an unauthenticated user to execute arbitrary co…
    CVE-2026-13367 (CVSS 7.8) — IBM Informix Dynamic Server 14.10, and 15.0 contain a local privilege escalation vulnerability in the oninit s…
    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    References

    http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00004.html
    http://secunia.com/advisories/32684
    http://secunia.com/advisories/32693
    http://secunia.com/advisories/32694
    http://secunia.com/advisories/32695
    http://secunia.com/advisories/32713
    http://secunia.com/advisories/32714
    http://secunia.com/advisories/32715
    http://secunia.com/advisories/32721
    http://secunia.com/advisories/32778
    http://secunia.com/advisories/32798
    http://secunia.com/advisories/32845
    http://secunia.com/advisories/32853
    http://secunia.com/advisories/33433
    http://secunia.com/advisories/33434
    http://secunia.com/advisories/34501
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
    http://ubuntu.com/usn/usn-667-1
    http://www.debian.org/security/2008/dsa-1669
    http://www.debian.org/security/2008/dsa-1671
    http://www.debian.org/security/2009/dsa-1696
    http://www.debian.org/security/2009/dsa-1697
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:228
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:230
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:235
    http://www.mozilla.org/security/announce/2008/mfsa2008-55.html
    http://www.redhat.com/support/errata/RHSA-2008-0976.html
    http://www.redhat.com/support/errata/RHSA-2008-0977.html
    http://www.redhat.com/support/errata/RHSA-2008-0978.html
    http://www.securityfocus.com/bid/32281
    http://www.securitytracker.com/id?1021186
    http://www.us-cert.gov/cas/techalerts/TA08-319A.html
    http://www.vupen.com/english/advisories/2008/3146
    http://www.vupen.com/english/advisories/2009/0977
    https://bugzilla.mozilla.org/show_bug.cgi?id=460002
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9642
    https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00366.html
    https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00385.html
    http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00004.html
    http://secunia.com/advisories/32684
    http://secunia.com/advisories/32693
    http://secunia.com/advisories/32694
    http://secunia.com/advisories/32695
    http://secunia.com/advisories/32713
    http://secunia.com/advisories/32714
    http://secunia.com/advisories/32715
    http://secunia.com/advisories/32721
    http://secunia.com/advisories/32778
    http://secunia.com/advisories/32798
    http://secunia.com/advisories/32845
    http://secunia.com/advisories/32853
    http://secunia.com/advisories/33433
    http://secunia.com/advisories/33434
    http://secunia.com/advisories/34501
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
    http://ubuntu.com/usn/usn-667-1
    http://www.debian.org/security/2008/dsa-1669
    http://www.debian.org/security/2008/dsa-1671
    http://www.debian.org/security/2009/dsa-1696
    http://www.debian.org/security/2009/dsa-1697
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:228
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:230
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:235
    http://www.mozilla.org/security/announce/2008/mfsa2008-55.html
    http://www.redhat.com/support/errata/RHSA-2008-0976.html
    http://www.redhat.com/support/errata/RHSA-2008-0977.html
    http://www.redhat.com/support/errata/RHSA-2008-0978.html
    http://www.securityfocus.com/bid/32281
    http://www.securitytracker.com/id?1021186
    http://www.us-cert.gov/cas/techalerts/TA08-319A.html
    http://www.vupen.com/english/advisories/2008/3146
    http://www.vupen.com/english/advisories/2009/0977
    https://bugzilla.mozilla.org/show_bug.cgi?id=460002
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9642
    https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00366.html
    https://www.redhat.com/archives/fedora-package-announce/2008-November/msg00385.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