CVE-2016-1636
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.84%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.84% probability · 78th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- google/chrome
- Source
- chrome-cve-admin@google.com
References
- http://googlechromereleases.blogspot.com/2016/03/stable-channel-update.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00028.html
- http://www.debian.org/security/2016/dsa-3507
- http://www.securityfocus.com/bid/84008
- http://www.securitytracker.com/id/1035185
- http://www.ubuntu.com/usn/USN-2920-1
- https://code.google.com/p/chromium/issues/detail?id=584155
- https://codereview.chromium.org/1713093002
- https://security.gentoo.org/glsa/201603-09
- http://googlechromereleases.blogspot.com/2016/03/stable-channel-update.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00028.html
- http://www.debian.org/security/2016/dsa-3507
- http://www.securityfocus.com/bid/84008
- http://www.securitytracker.com/id/1035185
- http://www.ubuntu.com/usn/USN-2920-1
- https://code.google.com/p/chromium/issues/detail?id=584155
- https://codereview.chromium.org/1713093002
- https://security.gentoo.org/glsa/201603-09
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.