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    CVE-2008-2811

    The block reflow implementation in Mozilla Firefox before 2.0.0.15, Thunderbird 2.0.0.14 and earlier, and SeaMonkey before 1.1.10 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via an image whose display requires more pixels than nscoord_MAX, related to nsBlockFrame::DrainOverflowLines.

    Published:Jul 2, 2008
    Last Modified:Apr 23, 2026
    EPS:Jul 7, 2008
    EPSS Score:0.24183
    CVSS Score:10

    Affected Products

    Vendor
    Mozilla
    Product
    Firefox
    Vendor
    Mozilla
    Product
    Seamonkey
    Vendor
    Mozilla
    Product
    Thunderbird
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-84144 (CVSS 7.5) — Internally found bugs present in Thunderbird 154 and Thunderbird ESR 153.1. Some of these bugs showed evidence…
    CVE-2026-84143 (CVSS 9.8) — Internally found bugs present in Thunderbird 154, Thunderbird ESR 153.1 and Thunderbird ESR 140.14. Some of th…
    CVE-2026-84142 (CVSS 9.8) — Internally found bugs present in Thunderbird 154. Some of these bugs showed evidence of memory corruption or a…
    CVE-2026-84141 (CVSS 9.8) — Integer overflow in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 155, Firefox ESR…
    CVE-2026-84140 (CVSS 9.8) — Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ES…
    CVE-2026-84139 (CVSS 6.1) — Clickjacking issue in the DOM: Events component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.…
    CVE-2026-84138 (CVSS 6.5) — Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 155 and Thunderbird 155…
    CVE-2026-84137 (CVSS 4.3) — Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155, Firefox ESR 153…
    CVE-2026-84136 (CVSS 6.1) — Other issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, …
    CVE-2026-84135 (CVSS 9.8) — Other issue in Firefox Focus for Android. This vulnerability was fixed in Firefox 155.…

    References

    http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00004.html
    http://rhn.redhat.com/errata/RHSA-2008-0616.html
    http://secunia.com/advisories/30878
    http://secunia.com/advisories/30898
    http://secunia.com/advisories/30903
    http://secunia.com/advisories/30911
    http://secunia.com/advisories/30915
    http://secunia.com/advisories/30949
    http://secunia.com/advisories/31005
    http://secunia.com/advisories/31008
    http://secunia.com/advisories/31021
    http://secunia.com/advisories/31023
    http://secunia.com/advisories/31069
    http://secunia.com/advisories/31076
    http://secunia.com/advisories/31183
    http://secunia.com/advisories/31195
    http://secunia.com/advisories/31220
    http://secunia.com/advisories/31253
    http://secunia.com/advisories/31286
    http://secunia.com/advisories/31377
    http://secunia.com/advisories/31403
    http://secunia.com/advisories/33433
    http://secunia.com/advisories/34501
    http://security.gentoo.org/glsa/glsa-200808-03.xml
    http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.383152
    http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.384911
    http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.410484
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
    http://wiki.rpath.com/Advisories:rPSA-2008-0216
    http://www.debian.org/security/2008/dsa-1607
    http://www.debian.org/security/2008/dsa-1615
    http://www.debian.org/security/2008/dsa-1621
    http://www.debian.org/security/2009/dsa-1697
    http://www.kb.cert.org/vuls/id/607267
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:136
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:155
    http://www.mozilla.org/projects/security/known-vulnerabilities.html#firefox2.0.0.15
    http://www.mozilla.org/security/announce/2008/mfsa2008-33.html
    http://www.redhat.com/support/errata/RHSA-2008-0547.html
    http://www.redhat.com/support/errata/RHSA-2008-0549.html
    http://www.redhat.com/support/errata/RHSA-2008-0569.html
    http://www.securityfocus.com/archive/1/494080/100/0/threaded
    http://www.securityfocus.com/bid/30038
    http://www.securitytracker.com/id?1020419
    http://www.ubuntu.com/usn/usn-619-1
    http://www.ubuntu.com/usn/usn-629-1
    http://www.vupen.com/english/advisories/2008/1993/references
    http://www.vupen.com/english/advisories/2009/0977
    https://bugzilla.mozilla.org/show_bug.cgi?id=439735
    https://issues.rpath.com/browse/RPL-2646
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9865
    https://www.redhat.com/archives/fedora-package-announce/2008-August/msg00125.html
    https://www.redhat.com/archives/fedora-package-announce/2008-August/msg00144.html
    https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00207.html
    https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00288.html
    https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00295.html
    http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00004.html
    http://rhn.redhat.com/errata/RHSA-2008-0616.html
    http://secunia.com/advisories/30878
    http://secunia.com/advisories/30898
    http://secunia.com/advisories/30903
    http://secunia.com/advisories/30911
    http://secunia.com/advisories/30915
    http://secunia.com/advisories/30949
    http://secunia.com/advisories/31005
    http://secunia.com/advisories/31008
    http://secunia.com/advisories/31021
    http://secunia.com/advisories/31023
    http://secunia.com/advisories/31069
    http://secunia.com/advisories/31076
    http://secunia.com/advisories/31183
    http://secunia.com/advisories/31195
    http://secunia.com/advisories/31220
    http://secunia.com/advisories/31253
    http://secunia.com/advisories/31286
    http://secunia.com/advisories/31377
    http://secunia.com/advisories/31403
    http://secunia.com/advisories/33433
    http://secunia.com/advisories/34501
    http://security.gentoo.org/glsa/glsa-200808-03.xml
    http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.383152
    http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.384911
    http://slackware.com/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.410484
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-256408-1
    http://wiki.rpath.com/Advisories:rPSA-2008-0216
    http://www.debian.org/security/2008/dsa-1607
    http://www.debian.org/security/2008/dsa-1615
    http://www.debian.org/security/2008/dsa-1621
    http://www.debian.org/security/2009/dsa-1697
    http://www.kb.cert.org/vuls/id/607267
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:136
    http://www.mandriva.com/security/advisories?name=MDVSA-2008:155
    http://www.mozilla.org/projects/security/known-vulnerabilities.html#firefox2.0.0.15
    http://www.mozilla.org/security/announce/2008/mfsa2008-33.html
    http://www.redhat.com/support/errata/RHSA-2008-0547.html
    http://www.redhat.com/support/errata/RHSA-2008-0549.html
    http://www.redhat.com/support/errata/RHSA-2008-0569.html
    http://www.securityfocus.com/archive/1/494080/100/0/threaded
    http://www.securityfocus.com/bid/30038
    http://www.securitytracker.com/id?1020419
    http://www.ubuntu.com/usn/usn-619-1
    http://www.ubuntu.com/usn/usn-629-1
    http://www.vupen.com/english/advisories/2008/1993/references
    http://www.vupen.com/english/advisories/2009/0977
    https://bugzilla.mozilla.org/show_bug.cgi?id=439735
    https://issues.rpath.com/browse/RPL-2646
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9865
    https://www.redhat.com/archives/fedora-package-announce/2008-August/msg00125.html
    https://www.redhat.com/archives/fedora-package-announce/2008-August/msg00144.html
    https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00207.html
    https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00288.html
    https://www.redhat.com/archives/fedora-package-announce/2008-July/msg00295.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