KLA11257
Multiple vulnerabilities in Google Chrome

Multiple serious vulnerabilities have been found in Google Chrome. Malicious users can exploit these vulnerabilities possibly to execute arbitrary code, cause denial of service, perform cross-site scripting attacks, obtain sensitive information, spoof user interface, bypass security restrictions and perform unspecified attacks.

Below is a complete list of vulnerabilities:

1. An use after free vulnerability in Blink can be exploited remotely to execute arbitrary code;
2. A type confusion vulnerability in Blink can be exploited remotely to execute arbitrary code;
3. An overly permissive policy in WebUSB can be exploited remotely to perform unspecified attacks;
4. Multiple heap buffer overflow vulnerabilities in Skia can be exploited remotely to cause denial of service;
5. An use after free vulnerability in indexedDB can be exploited remotely to cause denial of service;
6. An uXSS vulnerability in Chrome for iOS can be exploited remotely to perform cross-site scripting attacks;
7. Multiple out-of-bounds memory access vulnerabilities in WebRTC can be exploited remotely possibly to obtain sensitive information, cause denial of service or execute arbitrary code;
8. An incorrect mutability protection in WebAssembly can be exploited remotely possibly to obtain sensitive information;
9. An use of uninitialized memory vulnerability in WebRTC can be exploited remotely to cause denial of service;
10. An URL spoof vulnerability in Omnibox can be exploited remotely to spoof user interface;
11. A referrer policy bypass in Blink can be exploited remotely to bypass security restrictions;
12. An UI spoofing vulnerability in Blink can be exploited remotely to spoof user interface;
13. Multiple out-of-bounds memory access vulnerabilities in V8 can be exploited remotely possibly to obtain sensitive information, cause denial of service or execute arbitrary code;
14. A leak of visited status of page in Blink can be exploited remotely to obtain sensitive information;
15. An overly permissive policy in Extentions can be exploited remotely to perform unspecified attacks;
16. Multiple restrictions bypass vulnerabilities in the debugger can be exploited remotely to bypass security restrictions;
17. An out-of-bounds memory access vulnerability in PDFium can be exploited remotely to cause denial of service;
18. An incorrect escaping of MathML in Blink can be exploited remotely to cause denial of service;

NB: This vulnerability does not have any public CVSS rating, so rating can be changed by the time.

NB: At this moment Google has just reserved CVE numbers for these vulnerabilities. Information can be changed soon.

Google Chrome earlier than 67.0.3396.62

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Stable Channel Update for Desktop

The following public exploits exists for this vulnerability:

https://www.exploit-db.com/exploits/45098