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CVE-2018-12387

Status Candidate

Overview

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. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.

Related Files

Red Hat Security Advisory 2018-2884-01
Posted Oct 8, 2018
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2018-2884-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 60.2.2 ESR. Issues addressed include type confusion and out-of-bounds read vulnerabilities.

tags | advisory, web, vulnerability
systems | linux, redhat
advisories | CVE-2018-12386, CVE-2018-12387
SHA-256 | a503d8f752218d1ebc2a0f3c9de265aac7e02a167b6516ef1f115e1f3369b673
Red Hat Security Advisory 2018-2881-01
Posted Oct 8, 2018
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2018-2881-01 - Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. This update upgrades Firefox to version 60.2.2 ESR. Issues addressed include an out-of-bounds read.

tags | advisory, web
systems | linux, redhat
advisories | CVE-2018-12386, CVE-2018-12387
SHA-256 | 8be099e7a5728383e2bf6b4a48e46f149d1ef5b73774acdf5f44311b39e6b277
Debian Security Advisory 4310-1
Posted Oct 4, 2018
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4310-1 - Two security issues have been found in the Mozilla Firefox web browser, which could potentially result in the execution of arbitrary code inside the sandboxed content process.

tags | advisory, web, arbitrary
systems | linux, debian
advisories | CVE-2018-12386, CVE-2018-12387
SHA-256 | edbb1cf8b0b9f5831faa87650ee6af1af53f44820683e261ff3597ceb64387f1
Ubuntu Security Notice USN-3778-1
Posted Oct 4, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3778-1 - A crash was discovered in TransportSecurityInfo used for SSL, which could be triggered by data stored in the local cache directory. An attacker could potentially exploit this in combination with another vulnerability that allowed them to write data to the cache, to execute arbitrary code. A type confusion bug was discovered in JavaScript. If a user were tricked in to opening a specially crafted website, an attacker could exploit this to cause a denial of service, or execute arbitrary code. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary, local, javascript
systems | linux, ubuntu
advisories | CVE-2018-12385, CVE-2018-12386, CVE-2018-12387
SHA-256 | a69ab9fe6502be4b61f6561f6d0e2050616a619735003e0abb30915f7a0370a6
Slackware Security Advisory - mozilla-firefox Updates
Posted Oct 3, 2018
Authored by Slackware Security Team | Site slackware.com

Slackware Security Advisory - New mozilla-firefox packages are available for Slackware 14.2 and -current to fix a security issue.

tags | advisory
systems | linux, slackware
advisories | CVE-2018-12387
SHA-256 | e409996a93b56a3beccbb769cb31201dc29fd079c498e1cb926597616d9195b0
Gentoo Linux Security Advisory 201810-01
Posted Oct 2, 2018
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201810-1 - Multiple vulnerabilities have been found in Mozilla Firefox, the worst of which may allow execution of arbitrary code. Versions less than 60.2.2 are affected.

tags | advisory, arbitrary, vulnerability
systems | linux, gentoo
advisories | CVE-2017-16541, CVE-2018-12358, CVE-2018-12359, CVE-2018-12360, CVE-2018-12361, CVE-2018-12362, CVE-2018-12363, CVE-2018-12364, CVE-2018-12365, CVE-2018-12366, CVE-2018-12367, CVE-2018-12368, CVE-2018-12369, CVE-2018-12370, CVE-2018-12371, CVE-2018-12376, CVE-2018-12377, CVE-2018-12378, CVE-2018-12379, CVE-2018-12381, CVE-2018-12383, CVE-2018-12385, CVE-2018-12386, CVE-2018-12387, CVE-2018-5125, CVE-2018-5127
SHA-256 | 0691ae8021da4956449e6d4f9c1fdd0355496e51bc68aa1daaad0d960ac3e310
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