CVE-2018-18500: Use After Free
First published: Tue Jan 29 2019(Updated: )
A use-after-free vulnerability can occur while parsing an HTML5 stream in concert with custom HTML elements. This results in the stream parser object being freed while still in use, leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 60.5, Firefox ESR < 60.5, and Firefox < 65.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Thunderbird | <60.5 | 60.5 |
| Mozilla Firefox ESR | <60.5 | 60.5 |
| Mozilla Firefox | <65 | 65 |
| Mozilla Firefox | <65.0 | |
| Mozilla Firefox ESR | <60.5 | |
| Mozilla Thunderbird | <60.5 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =18.10 | |
| Debian Debian Linux | =8.0 | |
| Debian Debian Linux | =9.0 | |
| Redhat Enterprise Linux Desktop | =6.0 | |
| Redhat Enterprise Linux Desktop | =7.0 | |
| Redhat Enterprise Linux Server | =6.0 | |
| Redhat Enterprise Linux Server | =7.0 | |
| Redhat Enterprise Linux Server Aus | =7.6 | |
| Redhat Enterprise Linux Server Eus | =7.6 | |
| Redhat Enterprise Linux Server Tus | =7.6 | |
| Redhat Enterprise Linux Workstation | =6.0 | |
| Redhat Enterprise Linux Workstation | =7.0 | |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/firefox | <65.0 | 65.0 |
| ubuntu/firefox | <65.0+ | 65.0+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| ubuntu/thunderbird | <60.5 | 60.5 |
| ubuntu/thunderbird | <1:60.5.1+ | 1:60.5.1+ |
| debian/firefox | 125.0.3-1 | |
| debian/firefox-esr | 91.12.0esr-1~deb10u1 115.10.0esr-1~deb10u1 115.7.0esr-1~deb11u1 115.10.0esr-1~deb11u1 115.7.0esr-1~deb12u1 115.10.0esr-1~deb12u1 115.10.0esr-1 | |
| debian/thunderbird | 1:91.12.0-1~deb10u1 1:115.10.1-1~deb10u1 1:115.7.0-1~deb11u1 1:115.10.1-1~deb11u1 1:115.7.0-1~deb12u1 1:115.10.1-1~deb12u1 1:115.10.1-1 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1510114
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-03/
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-02/#CVE-2018-18500
- https://access.redhat.com/errata/RHSA-2019:0218
- https://access.redhat.com/errata/RHSA-2019:0219
- https://access.redhat.com/errata/RHSA-2019:0269
- https://access.redhat.com/errata/RHSA-2019:0270
- https://bugzilla.redhat.com/show_bug.cgi?id=1670631
- https://www.mozilla.org/security/advisories/mfsa2019-01/
- https://www.mozilla.org/security/advisories/mfsa2019-02/
- https://www.mozilla.org/security/advisories/mfsa2019-03/
- https://lists.debian.org/debian-lts-announce/2019/01/msg00025.html
- https://www.debian.org/security/2019/dsa-4376
- https://usn.ubuntu.com/3874-1/
- http://www.securityfocus.com/bid/106781
- https://www.debian.org/security/2019/dsa-4392
- https://security.gentoo.org/glsa/201903-04
- https://security.gentoo.org/glsa/201904-07
- https://lists.debian.org/debian-lts-announce/2019/02/msg00024.html
- https://usn.ubuntu.com/3897-1/
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00021.html
- https://launchpad.net/bugs/cve/CVE-2018-18500
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-03/#CVE-2018-18501
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-02/
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-01/
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-01/#CVE-2018-18500
- https://www.mozilla.org/en-US/security/advisories/mfsa2019-03/#CVE-2018-18500
- https://security-tracker.debian.org/tracker/CVE-2018-18500
- https://ubuntu.com/security/notices/USN-3874-1
- https://ubuntu.com/security/notices/USN-3897-1
- https://www.cve.org/CVERecord?id=CVE-2018-18500
- https://nvd.nist.gov/vuln/detail/CVE-2018-18500
- https://ubuntu.com/security/CVE-2018-18500
Parent vulnerabilities
(Appears in the following advisories)
Peer vulnerabilities
(Found alongside the following vulnerabilities)
- collector/mozilla-advisory
- agent/type
- agent/last-modified-date
- agent/first-publish-date
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2018-18500
- collector/launchpad-cve
- source/Launchpad
- agent/author
- source/Mozilla
- agent/software-canonical-lookup
- agent/severity
- agent/references
- agent/description
- agent/weakness
- agent/software-canonical-lookup-request
- collector/nvd-cve
- source/NVD
- collector/nvd-index
- agent/tags
- agent/event
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/usn-cve
- source/Ubuntu
- vendor/mozilla
- canonical/mozilla thunderbird
- canonical/mozilla firefox esr
- canonical/mozilla firefox
- vendor/canonical
- canonical/canonical ubuntu linux
- version/canonical ubuntu linux/14.04
- version/canonical ubuntu linux/16.04
- version/canonical ubuntu linux/18.04
- version/canonical ubuntu linux/18.10
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0
- version/debian debian linux/9.0
- vendor/redhat
- canonical/redhat enterprise linux desktop
- version/redhat enterprise linux desktop/6.0
- version/redhat enterprise linux desktop/7.0
- canonical/redhat enterprise linux server
- version/redhat enterprise linux server/6.0
- version/redhat enterprise linux server/7.0
- canonical/redhat enterprise linux server aus
- version/redhat enterprise linux server aus/7.6
- canonical/redhat enterprise linux server eus
- version/redhat enterprise linux server eus/7.6
- canonical/redhat enterprise linux server tus
- version/redhat enterprise linux server tus/7.6
- canonical/redhat enterprise linux workstation
- version/redhat enterprise linux workstation/6.0
- version/redhat enterprise linux workstation/7.0
- package-manager/debian
- package-manager/ubuntu