Security experts urge Chrome users to patch new zero-day exploit immediately

What simply occurred? Google simply launched an emergency safety replace to patch a newly found vulnerability within the Chrome internet browser. The buffer overflow-based exploit was found by Clément Lecigne, a member of the Google Menace Evaluation Group (TAG). Google acknowledged the problem and pledged to withhold additional particulars in regards to the vulnerability till the patch has been extensively deployed.

The brand new vulnerability, categorized as CVE-2022-4135, is a heap buffer overflow situation within the GPU that may end up in malicious actors gaining unauthorized entry to info, induce utility instability, or probably present permission to execute arbitrary code on the goal machine.

Google’s TAG acknowledged the vulnerability in a current steady channel replace that was deployed to stop additional exploitation. Google engineers up to date steady channel 107.0.5304.121 for Mac and Linux techniques in addition to channel 107.0.5304.121/.122 for Home windows-based techniques. An inventory of all related updates and launch notes might be present in Chromium’s launch logs.

The discovering marks the software program big’s eighth zero-day vulnerability of 2022. Beforehand patched vulnerabilities included:

The heap overflow can present attackers with the power to enhance useful pointers inside an utility, as an alternative pointing them towards arbitrarily deployed malicious code. The situation is the results of a buffer overwrite within the heap portion of a system’s reminiscence.

Google’s determination to not instantly share the exploit’s particulars is a normal observe meant to reduce the vulnerability’s use and affect. By slowing the understanding and consciousness of the vulnerability’s particulars, customers have extra time to patch and replace their browsers earlier than the exploit might be leveraged. It additionally offers builders of closely used third-party libraries with the power to patch the vulnerability, additional limiting exploitability.

“Entry to bug particulars and hyperlinks could also be stored restricted till a majority of customers are up to date with a repair. We will even retain restrictions if the bug exists in a third-party library that different tasks equally rely upon, however have not but fastened.” – Prudhvikumar Bommana

Chrome customers are suggested to replace their browsers as quickly as potential and may monitor every other Chromium-based browsers for related updates as soon as launched.


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