Chrome Zero-Day Vulnerability That Exploited In The Wild

Google has fixed the sixth Chrome zero-day bug that was exploited in the wild this year. The flaw, identified as CVE-2023-6345, is classified as an integer overflow in Skia, an open-source 2D graphics library written in C++.

“Google is aware that an exploit for CVE-2023-6345 exists in the wild,” Google said.

There are several potential risks associated with this high-severity zero-day vulnerability, including the execution of arbitrary code and crashes.

On November 24, 2023, Benoît Sevens and Clément Lecigne from Google’s Threat Analysis Group reported the issue.

Google has upgraded the Stable channel version 119.0.6045.199 for Mac and Linux and 119.0.6045.199/.200 for Windows, addressing the year’s sixth actively exploited zero-day vulnerability. This upgrade will be rolled out over the next few days/weeks.

Additionally, Google has fixed six high-severity security vulnerabilities with this update.

Details of the Vulnerabilities Addressed

Type Confusion in Spellcheck is a high-severity bug that is being tracked as CVE-2023-6348. Mark Brand from Google Project Zero reported the issue.

Use after free in Mojo is the next high-severity bug, tagged as CVE-2023-6347. 360 Vulnerability Research Institute’s Leecraso and Guang Gong reported the issue, and they were rewarded with a bounty of $31,000.

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Use after free in WebAudio is a high-severity issue identified as CVE-2023-6346. Following Huang Xilin of Ant Group Light-Year Security Lab’s disclosure, a $10,000 prize was given out.

A High severity bug in libavif, Out-of-bounds memory access, is tagged as CVE-2023-6350. Fudan University reported it, and $7000 was given out.

Use after free in libavif is a high-severity bug identified as CVE-2023-6351. Fudan University reported it, and $7000 was given out.

Update Now

To stop exploitation, Google highly advises users to update their Chrome web browser right away. The following are the easy procedures that you must follow to update the Chrome web browser:-  

• Go to the Settings option.
• Then select About Chrome.
• Wait, as Chrome will automatically fetch and download the latest update.
• Once the installation process completes, you have to restart Chrome.
• That’s it. Now you are done.

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