The PendingScript::notifyFinished function in WebKit/Source/core/dom/PendingScript.cpp in Google Chrome before 49.0.2623.75...
Vulnerability Description
The PendingScript::notifyFinished function in WebKit/Source/core/dom/PendingScript.cpp in Google Chrome before 49.0.2623.75 relies on memory-cache information about integrity-check occurrences instead of integrity-check successes, which allows remote attackers to bypass the Subresource Integrity (aka SRI) protection mechanism by triggering two loads of the same resource.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00018.html
- http://www.securityfocus.com/bid/84008
- http://www.debian.org/security/2016/dsa-3507
- http://www.securitytracker.com/id/1035185
- https://codereview.chromium.org/1713093002
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00028.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00015.html
- https://security.gentoo.org/glsa/201603-09
- https://code.google.com/p/chromium/issues/detail?id=584155
- http://www.ubuntu.com/usn/USN-2920-1
- http://googlechromereleases.blogspot.com/2016/03/stable-channel-update.html
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CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.