Google已经为他们的Chrome浏览器桌面用户发布了一个紧急修复程序,以应对最近发现的一个正在被积极利用的漏洞。CVE-2021-30563已经被判定是Chrome的Javascript引擎V8中的一个类型混淆漏洞,但Google没有公布有关该漏洞的更多细节。
Google已经了解有报告说CVE-2021-30563的漏洞存在于外部,这使得它的危险性大大提高。
新的补丁会将Chrome浏览器升级到Windows、Mac和Linux的Chrome 91.0.4472.164,总共修补了其他七个安全漏洞。
修复的其他漏洞包括:
- [$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
鉴于该漏洞在外部被利用,建议所有Chrome用户尽快通过进入设置>帮助>"关于Google浏览器"来更新以防止遭受攻击。