CVE-2016-5198 on CISA KEV

V8 in Google Chrome prior to 54.0.2840.90 for Linux, and 54.0.2840.85 for Android, and 54.0.2840.87 for Windows and Mac included incorrect optimisation assumptions, which allowed a remote attacker to perform arbitrary read/write operations, leading to code execution, via a crafte

01What CISA says about this vulnerability

V8 in Google Chrome prior to 54.0.2840.90 for Linux, and 54.0.2840.85 for Android, and 54.0.2840.87 for Windows and Mac included incorrect optimisation assumptions, which allowed a remote attacker to perform arbitrary read/write operations, leading to code execution, via a crafted HTML page.

02Required action — verbatim from CISA

Apply updates per vendor instructions.

03Notes & references

• crbug.com — https://crbug.com/659475
• www.securityfocus.com — http://www.securityfocus.com/bid/94079
• www.securitytracker.com — http://www.securitytracker.com/id/1037224
• rhn.redhat.com — http://rhn.redhat.com/errata/RHSA-2016-2672.html
• chromereleases.googleblog.com — https://chromereleases.googleblog.com/2016/11/stable-channel-update-for-desktop.…

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

Vendor	Product	Versions
n	a / Google Chrome prior to 54.0.2840.90 for Linux, and 54.0.2840.85 for Android, and 54.0.2840.87 for Windows and Mac	Google Chrome prior to 54.0.2840.90 for Linux, and 54.0.2840.85 for Android, and 54.0.2840.87 for Windows and Mac

06Detection

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