Google已經(jīng)為他們的Chrome瀏覽器桌面用戶發(fā)布了一個(gè)緊急修復(fù)程序，以應(yīng)對(duì)最近發(fā)現(xiàn)的一個(gè)正在被積極利用的漏洞。CVE-2021-30563已經(jīng)被判定是Chrome的Javascript引擎V8中的一個(gè)類型混淆漏洞，但Google沒(méi)有公布有關(guān)該漏洞的更多細(xì)節(jié)。

Google已經(jīng)了解有報(bào)告說(shuō)CVE-2021-30563的漏洞存在于外部，這使得它的危險(xiǎn)性大大提高。

新的補(bǔ)丁會(huì)將Chrome瀏覽器升級(jí)到Windows、Mac和Linux的Chrome 91.0.4472.164，總共修補(bǔ)了其他七個(gè)安全漏洞。

修復(fù)的其他漏洞包括：

• [$7500][1219082] High CVE-2021-30559: Out of bounds write in ANGLE. Reported by Seong-Hwan Park (SeHwa) of SecunologyLab on 2021-06-11
• [$5000][1214842] High CVE-2021-30541: Use after free in V8. Reported by Richard Wheeldon on 2021-05-31
• [$N/A][1219209] High CVE-2021-30560: Use after free in Blink XSLT. Reported by Nick Wellnhofer on 2021-06-12
• [$TBD][1219630] High CVE-2021-30561: Type Confusion in V8. Reported by Sergei Glazunov of Google Project Zero on 2021-06-14
• [$TBD][1220078] High CVE-2021-30562: Use after free in WebSerial. Reported by Anonymous on 2021-06-15
• [$TBD][1228407] High CVE-2021-30563: Type Confusion in V8. Reported by Anonymous on 2021-07-12
• [$TBD][1221309] Medium CVE-2021-30564: Heap buffer overflow in WebXR. Reported by Ali Merchant, iQ3Connect VR Platform on 2021-06-17

鑒于該漏洞在外部被利用，建議所有Chrome用戶盡快通過(guò)進(jìn)入設(shè)置>幫助>"關(guān)于Google瀏覽器"來(lái)更新以防止遭受攻擊。