KLA11097
Multiple vulnerabilities in Google Chrome

Multiple serious vulnerabilities have been found in Google Chrome. Malicious users can exploit these vulnerabilities to bypass security restrictions, execute arbitrary code or obtain sensitive information.

Below is a complete list of vulnerabilities:

1. A use-after-free vulnerability in PDFium can be exploited remotely possibly to execute arbitrary code;
2. A Heap buffer overflow vulnerability in WebGL can be exploited remotely possibly to execute arbitrary code;
3. A Heap buffer overflow vulnerability in Skia can be exploited remotely possibly to execute arbitrary code;
4. An unspecified vulnerability in PDFium’s memory lifecycle can be exploited remotely possibly to execute arbitrary code;
5. Multiple type-confusion vulnerabilities in V8 component can be exploited remotely possibly to execute arbitrary code;
6. Multiple unspecified vulnerabilities in Skia component can be exploited remotely possibly to obtain sensitive information or execute arbitrary code;
7. An unspecified vulnerability in Blink component can be exploited remotely to bypass security restrictions;
8. A vulnerability related to redirect navigation to can be exploited remotely to bypass security restrictions.

Technical details

Vulnerabilities (6) exist because uninitialized value is used.

Exploiting vulnerability (8) can potentially lead to downgrading an HTTPS-secured connection during a redirect navigation.

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

Google Chrome versions earlier than 61.0.3163.79 (all branches)

Update to the latest version. File with name old_chrome can be still detected after update. It caused by Google Chrome update policy which does not remove old versions when installing updates. Try to contact vendor for further delete instructions or ignore such kind of alerts at your own risk.
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Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.