Vulnerability Details : CVE-2015-1242
The ReduceTransitionElementsKind function in hydrogen-check-elimination.cc in Google V8 before 4.2.77.8, as used in Google Chrome before 42.0.2311.90, allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted JavaScript code that leverages "type confusion" in the check-elimination optimization.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2015-1242
Probability of exploitation activity in the next 30 days: 2.09%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 88 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2015-1242
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
References for CVE-2015-1242
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http://rhn.redhat.com/errata/RHSA-2015-0816.html
RHSA-2015:0816 - Security Advisory - Red Hat Customer Portal
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http://ubuntu.com/usn/usn-2570-1
USN-2570-1: Oxide vulnerabilities | Ubuntu security notices
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http://lists.opensuse.org/opensuse-updates/2015-04/msg00040.html
openSUSE-SU-2015:0748-1: moderate: Security update for Chromium
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https://code.google.com/p/chromium/issues/detail?id=460917
460917 - OOB write in v8 due to elements kind confusion - chromium - Monorail
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http://www.securitytracker.com/id/1032209
Google Chrome Multiple Bugs Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, and Bypass Same-Origin Restrictions - SecurityTracker
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http://lists.opensuse.org/opensuse-updates/2015-11/msg00024.html
openSUSE-SU-2015:1887-1: moderate: Security update for chromium
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https://codereview.chromium.org/1000893003
Issue 1000893003: Incorrect handling of HTransitionElementsKind in hydrogen check elimination phase fixed. - Code Review
-
https://security.gentoo.org/glsa/201506-04
Chromium: Multiple vulnerabilities (GLSA 201506-04) — Gentoo security
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http://www.debian.org/security/2015/dsa-3238
Debian -- Security Information -- DSA-3238-1 chromium-browser
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https://codereview.chromium.org/1019033004
Issue 1019033004: Version 4.2.77.8 (cherry-pick) - Code Review
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http://googlechromereleases.blogspot.com/2015/04/stable-channel-update_14.html
Chrome Releases: Stable Channel UpdateVendor Advisory
Products affected by CVE-2015-1242
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
- cpe:2.3:a:google:v8:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*