CVE-2015-1242
First published: Sun Apr 19 2015(Updated: )
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.
Credit: cve-coordination@google.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Ubuntu | =14.04 | |
| Ubuntu | =14.10 | |
| Ubuntu | =15.04 | |
| Google V8 | <=4.2.77.7 | |
| Google Chrome | <=42.0.2311.60 | |
| Debian Linux | =8.0 |
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Reference Links
- http://googlechromereleases.blogspot.com/2015/04/stable-channel-update_14.html
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00040.html
- http://lists.opensuse.org/opensuse-updates/2015-11/msg00024.html
- http://rhn.redhat.com/errata/RHSA-2015-0816.html
- http://ubuntu.com/usn/usn-2570-1
- http://www.debian.org/security/2015/dsa-3238
- http://www.securitytracker.com/id/1032209
- https://code.google.com/p/chromium/issues/detail?id=460917
- https://codereview.chromium.org/1000893003
- https://codereview.chromium.org/1019033004
- https://security.gentoo.org/glsa/201506-04
Frequently Asked Questions
What is the severity of CVE-2015-1242?
CVE-2015-1242 has been classified as a high severity vulnerability due to its potential for denial of service and possible remote exploitation.
Who is affected by CVE-2015-1242?
CVE-2015-1242 affects users of Google Chrome versions before 42.0.2311.90 and Google V8 versions up to 4.2.77.7, along with certain versions of Ubuntu Linux and Debian GNU/Linux.
How do I fix CVE-2015-1242?
To fix CVE-2015-1242, update Google Chrome to version 42.0.2311.90 or later and ensure your V8 engine is updated to version 4.2.77.8 or newer.
What types of attacks are possible with CVE-2015-1242?
CVE-2015-1242 can be exploited by attackers to cause denial of service through specially crafted JavaScript code.
When was CVE-2015-1242 disclosed?
CVE-2015-1242 was disclosed in April 2015 as part of a security update for Google Chrome.
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