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    CVE-2007-2867

    Multiple vulnerabilities in the layout engine for Mozilla Firefox 1.5.x before 1.5.0.12 and 2.x before 2.0.0.4, Thunderbird 1.5.x before 1.5.0.12 and 2.x before 2.0.0.4, and SeaMonkey 1.0.9 and 1.1.2 allow remote attackers to cause a denial of service (crash) via vectors related to dangling pointers, heap corruption, signed/unsigned, and other issues.

    Published:May 31, 2007
    Last Modified:Apr 23, 2026
    EPS:Jun 1, 2007
    EPSS Score:0.18499
    CVSS Score:9.3

    Affected Products

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

    Exploits

    No exploit reference

    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://fedoranews.org/cms/node/2747
    http://fedoranews.org/cms/node/2749
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00771742
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00774579
    http://osvdb.org/35134
    http://secunia.com/advisories/24406
    http://secunia.com/advisories/24456
    http://secunia.com/advisories/25469
    http://secunia.com/advisories/25476
    http://secunia.com/advisories/25488
    http://secunia.com/advisories/25489
    http://secunia.com/advisories/25490
    http://secunia.com/advisories/25491
    http://secunia.com/advisories/25492
    http://secunia.com/advisories/25496
    http://secunia.com/advisories/25533
    http://secunia.com/advisories/25534
    http://secunia.com/advisories/25559
    http://secunia.com/advisories/25635
    http://secunia.com/advisories/25644
    http://secunia.com/advisories/25647
    http://secunia.com/advisories/25664
    http://secunia.com/advisories/25685
    http://secunia.com/advisories/25750
    http://secunia.com/advisories/25858
    http://secunia.com/advisories/27423
    http://secunia.com/advisories/28363
    http://security.gentoo.org/glsa/glsa-200706-06.xml
    http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.363947
    http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.571857
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-103136-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-201532-1
    http://www.debian.org/security/2007/dsa-1300
    http://www.debian.org/security/2007/dsa-1305
    http://www.debian.org/security/2007/dsa-1306
    http://www.debian.org/security/2007/dsa-1308
    http://www.kb.cert.org/vuls/id/751636
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:119
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:120
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:126
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:131
    http://www.mozilla.org/security/announce/2007/mfsa2007-12.html
    http://www.novell.com/linux/security/advisories/2007_36_mozilla.html
    http://www.redhat.com/support/errata/RHSA-2007-0400.html
    http://www.redhat.com/support/errata/RHSA-2007-0401.html
    http://www.redhat.com/support/errata/RHSA-2007-0402.html
    http://www.securityfocus.com/archive/1/470172/100/200/threaded
    http://www.securityfocus.com/archive/1/471842/100/0/threaded
    http://www.securityfocus.com/bid/24242
    http://www.securitytracker.com/id?1018151
    http://www.securitytracker.com/id?1018153
    http://www.ubuntu.com/usn/usn-468-1
    http://www.ubuntu.com/usn/usn-469-1
    http://www.us-cert.gov/cas/techalerts/TA07-151A.html
    http://www.vupen.com/english/advisories/2007/1994
    http://www.vupen.com/english/advisories/2007/3664
    http://www.vupen.com/english/advisories/2008/0082
    https://exchange.xforce.ibmcloud.com/vulnerabilities/34604
    https://issues.rpath.com/browse/RPL-1424
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10066
    http://fedoranews.org/cms/node/2747
    http://fedoranews.org/cms/node/2749
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00771742
    http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c00774579
    http://osvdb.org/35134
    http://secunia.com/advisories/24406
    http://secunia.com/advisories/24456
    http://secunia.com/advisories/25469
    http://secunia.com/advisories/25476
    http://secunia.com/advisories/25488
    http://secunia.com/advisories/25489
    http://secunia.com/advisories/25490
    http://secunia.com/advisories/25491
    http://secunia.com/advisories/25492
    http://secunia.com/advisories/25496
    http://secunia.com/advisories/25533
    http://secunia.com/advisories/25534
    http://secunia.com/advisories/25559
    http://secunia.com/advisories/25635
    http://secunia.com/advisories/25644
    http://secunia.com/advisories/25647
    http://secunia.com/advisories/25664
    http://secunia.com/advisories/25685
    http://secunia.com/advisories/25750
    http://secunia.com/advisories/25858
    http://secunia.com/advisories/27423
    http://secunia.com/advisories/28363
    http://security.gentoo.org/glsa/glsa-200706-06.xml
    http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.363947
    http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.571857
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-103136-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-201532-1
    http://www.debian.org/security/2007/dsa-1300
    http://www.debian.org/security/2007/dsa-1305
    http://www.debian.org/security/2007/dsa-1306
    http://www.debian.org/security/2007/dsa-1308
    http://www.kb.cert.org/vuls/id/751636
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:119
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:120
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:126
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:131
    http://www.mozilla.org/security/announce/2007/mfsa2007-12.html
    http://www.novell.com/linux/security/advisories/2007_36_mozilla.html
    http://www.redhat.com/support/errata/RHSA-2007-0400.html
    http://www.redhat.com/support/errata/RHSA-2007-0401.html
    http://www.redhat.com/support/errata/RHSA-2007-0402.html
    http://www.securityfocus.com/archive/1/470172/100/200/threaded
    http://www.securityfocus.com/archive/1/471842/100/0/threaded
    http://www.securityfocus.com/bid/24242
    http://www.securitytracker.com/id?1018151
    http://www.securitytracker.com/id?1018153
    http://www.ubuntu.com/usn/usn-468-1
    http://www.ubuntu.com/usn/usn-469-1
    http://www.us-cert.gov/cas/techalerts/TA07-151A.html
    http://www.vupen.com/english/advisories/2007/1994
    http://www.vupen.com/english/advisories/2007/3664
    http://www.vupen.com/english/advisories/2008/0082
    https://exchange.xforce.ibmcloud.com/vulnerabilities/34604
    https://issues.rpath.com/browse/RPL-1424
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10066

    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