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Chrome 108 Patches Excessive-Severity Reminiscence Security Bugs

By Ionut Arghire on November 30, 2022

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Google this week introduced the discharge of Chrome 108 within the secure channel with patches for 28 vulnerabilities, together with 22 reported by exterior researchers.

Of the externally reported safety defects, eight are high-severity points and 14 are medium-severity flaws.

Essentially the most extreme of those bugs, based mostly on the paid bug bounty reward, is CVE-2022-4174, a sort confusion problem within the internet browser’s V8 JavaScript engine.

Google credited safety researcher Zhenghang Xiao for reporting the vulnerability and says it paid a $15,000 reward for it.

All of the remaining high-severity vulnerabilities are reminiscence security bugs, together with one out-of-bounds write and 6 use-after-free points.

For over a yr, Google has been engaged on bettering reminiscence security in Chrome, together with by switching from C++ to a Rust compiler. Rust is taken into account a reminiscence secure programming language.

The out-of-bounds write was recognized in Lacros Graphics, whereas the use-after-free flaws affect Chrome elements corresponding to Digital camera Seize, Extensions Mojo, Audio, and Kinds.

The 14 medium-severity vulnerabilities embody inadequate coverage enforcement points, inadequate validation of untrusted enter flaws, inappropriate implementation bugs, and use-after-free defects.

Google says it handed out over $70,000 in bug bounty rewards to the reporting researchers, however the ultimate quantity could be increased, because the web big has but to find out the quantity to be paid for a few of the bugs.

No reward will probably be paid for a number of of the bugs, as they’ve been reported by Google Undertaking Zero and Microsoft researchers.

Google made no point out of any of those vulnerabilities being exploited in assaults.

The newest Chrome iteration is now rolling out as model 108.0.5359.71 for Mac and Linux and as model 108.0.5359.71/72 for Home windows.

Chrome 108 was launched solely days after Google issued an emergency replace to handle a zero-day within the internet browser, the eighth to be publicly disclosed in 2022.

Associated: Google Pays $45,000 for Excessive-Severity Vulnerabilities Present in Chrome

Associated: Google Pays Out Over $50,000 for Vulnerabilities Patched by Chrome 107

Associated: Google Improves Chrome Protections Towards Use-After-Free Bug Exploitation

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