Vulnerability Description
Use-after-free vulnerability in the MutationObserver::disconnect function in core/dom/MutationObserver.cpp in the DOM implementation in Blink, as used in Google Chrome before 42.0.2311.135, allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering an attempt to unregister a MutationObserver object that is not currently registered.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Chrome | <= 42.0.2311.87 | |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Redhat | Enterprise Linux Desktop Supplementary | 6.0 |
| Redhat | Enterprise Linux Server Supplementary | 6.0 |
| Redhat | Enterprise Linux Server Supplementary Eus | 6.6.z |
| Redhat | Enterprise Linux Workstation Supplementary | 6.0 |
References
- http://googlechromereleases.blogspot.com/2015/04/stable-channel-update_28.html
- http://lists.opensuse.org/opensuse-updates/2015-05/msg00009.html
- http://rhn.redhat.com/errata/RHSA-2015-0921.html
- http://www.debian.org/security/2015/dsa-3242
- http://www.securityfocus.com/bid/74389
- http://www.securitytracker.com/id/1032234
- http://www.ubuntu.com/usn/USN-2582-1
- https://code.google.com/p/chromium/issues/detail?id=453279
- https://security.gentoo.org/glsa/201506-04
- https://src.chromium.org/viewvc/blink?revision=192655&view=revision
- http://googlechromereleases.blogspot.com/2015/04/stable-channel-update_28.html
- http://lists.opensuse.org/opensuse-updates/2015-05/msg00009.html
- http://rhn.redhat.com/errata/RHSA-2015-0921.html
- http://www.debian.org/security/2015/dsa-3242
- http://www.securityfocus.com/bid/74389
FAQ
What is CVE-2015-1243?
CVE-2015-1243 is a vulnerability with a CVSS score of 7.5 (HIGH). Use-after-free vulnerability in the MutationObserver::disconnect function in core/dom/MutationObserver.cpp in the DOM implementation in Blink, as used in Google Chrome before 42.0.2311.135, allows rem...
How severe is CVE-2015-1243?
CVE-2015-1243 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-1243?
Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Debian Debian Linux, Canonical Ubuntu Linux, Redhat Enterprise Linux Desktop Supplementary, Redhat Enterprise Linux Server Supplementary.