CVE-2018-12387: Input Validation
First published: Tue Oct 02 2018(Updated: )
A vulnerability where the JavaScript JIT compiler inlines Array.prototype.push with multiple arguments that results in the stack pointer being off by 8 bytes after a bailout. This leaks a memory address to the calling function which can be used as part of an exploit inside the sandboxed content process.
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Firefox | <62.0.3 | 62.0.3 |
| Mozilla Firefox ESR | <60.2.2 | 60.2.2 |
| 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 | =7.5 | |
| 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 | |
| Debian Debian Linux | =9.0 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Mozilla Firefox | <62.0.3 | |
| Mozilla Firefox ESR | <60.2.2 | |
| debian/firefox | 132.0.2-1 | |
| debian/firefox-esr | 115.14.0esr-1~deb11u1 128.4.0esr-1~deb11u1 128.3.1esr-1~deb12u1 128.4.0esr-1~deb12u1 128.4.0esr-1 |
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Reference Links
- https://bugzilla.mozilla.org/show_bug.cgi?id=1493903
- https://www.mozilla.org/security/advisories/mfsa2018-24/
- https://www.debian.org/security/2018/dsa-4310
- https://access.redhat.com/errata/RHSA-2018:2881
- https://access.redhat.com/errata/RHSA-2018:2884
- https://usn.ubuntu.com/3778-1/
- http://www.securityfocus.com/bid/105460
- http://www.securitytracker.com/id/1041770
- https://security.gentoo.org/glsa/201810-01
- https://launchpad.net/bugs/cve/CVE-2018-12387
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-24/#CVE-2018-12387
- https://bugzilla.redhat.com/show_bug.cgi?id=1635452
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-24/
- https://security-tracker.debian.org/tracker/CVE-2018-12387
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12387
- https://nvd.nist.gov/vuln/detail/CVE-2018-12387
- https://ubuntu.com/security/CVE-2018-12387
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