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Mozilla: Memory corruption as a result of incorrect style treatment

🗓️ 16 Aug 2021 10:23:45Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 14 Views

Memory corruption from misclassifying an inline list item as a block causes out of bounds read and crashes.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in Mozilla Firefox affect IBM Cloud Pak for Multicloud Management Monitoring
6 Dec 202118:56
–ibm
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities of Mozilla Firefox (less than Firefox 78.14.0 ESR + CVE-2021-29967) have affected Synthetic Playback Agent 8.1.4.0-8.1.4 IF14
28 Sep 202116:45
–ibm
ALT Linux		Security fix for the ALT Linux 10 package thunderbird version 91.0-alt1
12 Aug 202100:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package thunderbird version 78.13.0-alt1
12 Aug 202100:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package firefox-esr version 78.13.0-alt1
16 Aug 202100:00
–altlinux
ATTACKERKB		CVE-2021-29988
17 Aug 202120:15
–attackerkb
Tenable Nessus		Amazon Linux 2 : thunderbird (ALAS-2021-1709)
16 Sep 202100:00
–nessus
Tenable Nessus		CentOS 8 : thunderbird (CESA-2021:3155)
16 Aug 202100:00
–nessus
Tenable Nessus		CentOS 8 : firefox (CESA-2021:3157)
16 Aug 202100:00
–nessus
Tenable Nessus		CentOS 7 : firefox (RHSA-2021:3154)
19 Aug 202100:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7.9i686firefox78.13.0-2.el7_9firefox-78.13.0-2.el7_9.i686.rpm
Red Hat Enterprise Linux7.9ppc64firefox78.13.0-2.el7_9firefox-78.13.0-2.el7_9.ppc64.rpm
Red Hat Enterprise Linux7.9ppc64lefirefox78.13.0-2.el7_9firefox-78.13.0-2.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7.9s390xfirefox78.13.0-2.el7_9firefox-78.13.0-2.el7_9.s390x.rpm
Red Hat Enterprise Linux7.9x86_64firefox78.13.0-2.el7_9firefox-78.13.0-2.el7_9.x86_64.rpm
Red Hat Enterprise Linux7.9ppc64firefox-debuginfo78.13.0-2.el7_9firefox-debuginfo-78.13.0-2.el7_9.ppc64.rpm
Red Hat Enterprise Linux7.9ppc64lefirefox-debuginfo78.13.0-2.el7_9firefox-debuginfo-78.13.0-2.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7.9s390xfirefox-debuginfo78.13.0-2.el7_9firefox-debuginfo-78.13.0-2.el7_9.s390x.rpm
Red Hat Enterprise Linux7.9x86_64firefox-debuginfo78.13.0-2.el7_9firefox-debuginfo-78.13.0-2.el7_9.x86_64.rpm

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25 Jun 2026 10:58Current
7.3High risk
Vulners AI Score7.3
CVSS 26.8
CVSS 3.18.8
EPSS0.01386
CWE-119
memory corruptioninline list itemblock elementout of bounds readcrashthunderbirdfirefoxaffected versions
14