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CVE-2015-1243

Date: May 1, 2015

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.

Severity Score

Related Resources (13)

http://lists.opensuse.org/opensuse-updates/2015-05/msg00009.html
http://www.debian.org/security/2015/dsa-3242
https://people.canonical.com/~ubuntu-security/cve/CVE-2015-1243
https://code.google.com/p/chromium/issues/detail?id=453279
http://www.securitytracker.com/id/1032234
http://www.securityfocus.com/bid/74389
https://src.chromium.org/viewvc/blink?revision=192655&view=revision
http://rhn.redhat.com/errata/RHSA-2015-0921.html
https://nvd.nist.gov/vuln/detail/CVE-2015-1243
http://googlechromereleases.blogspot.com/2015/04/stable-channel-update_28.html
http://www.ubuntu.com/usn/USN-2582-1
https://security.gentoo.org/glsa/201506-04
https://www.mend.io/vulnerability-database/CVE-2015-1243

Severity Score

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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