CVE-2016-5142
The Web Cryptography API (aka WebCrypto) implementation in Blink, as used in Google Chrome before 52.0.2743.116, does not properly copy data buffers, which allows remote attackers to cause a denial of service (use-after-free) or possibly have…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The Web Cryptography API (aka WebCrypto) implementation in Blink, as used in Google Chrome before 52.0.2743.116, does not properly copy data buffers, which allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted JavaScript code, related to NormalizeAlgorithm.cpp and SubtleCrypto.cpp.
- 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
- 1.66% probability · 75th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- google/chrome
- Source
- chrome-cve-admin@google.com
References
- http://googlechromereleases.blogspot.com/2016/08/stable-channel-update-for-desktop.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00006.html
- http://rhn.redhat.com/errata/RHSA-2016-1580.html
- http://www.debian.org/security/2016/dsa-3645
- http://www.securityfocus.com/bid/92276
- http://www.securitytracker.com/id/1036547
- https://codereview.chromium.org/2141843002/
- https://crbug.com/626948
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KMX62M7UNRLWO4FEQ6YIMPMTKXXJV6A/
- https://security.gentoo.org/glsa/201610-09
- http://googlechromereleases.blogspot.com/2016/08/stable-channel-update-for-desktop.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00006.html
- http://rhn.redhat.com/errata/RHSA-2016-1580.html
- http://www.debian.org/security/2016/dsa-3645
- http://www.securityfocus.com/bid/92276
- http://www.securitytracker.com/id/1036547
- https://codereview.chromium.org/2141843002/
- https://crbug.com/626948
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KMX62M7UNRLWO4FEQ6YIMPMTKXXJV6A/
- https://security.gentoo.org/glsa/201610-09
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.