Arch Linux Security Advisory ASA-202104-5 ========================================= Severity: High Date : 2021-04-29 CVE-ID : CVE-2021-21201 CVE-2021-21202 CVE-2021-21203 CVE-2021-21207 CVE-2021-21209 CVE-2021-21210 CVE-2021-21213 CVE-2021-21214 CVE-2021-21215 CVE-2021-21216 CVE-2021-21217 CVE-2021-21218 CVE-2021-21219 CVE-2021-21221 CVE-2021-21222 CVE-2021-21223 CVE-2021-21224 CVE-2021-21225 CVE-2021-21226 Package : opera Type : multiple issues Remote : Yes Link : https://security.archlinux.org/AVG-1840 Summary ======= The package opera before version 76.0.4017.94-1 is vulnerable to multiple issues including arbitrary code execution, information disclosure, sandbox escape and content spoofing. Resolution ========== Upgrade to 76.0.4017.94-1. # pacman -Syu "opera>=76.0.4017.94-1" The problems have been fixed upstream in version 76.0.4017.94. Workaround ========== None. Description =========== - CVE-2021-21201 (sandbox escape) Use after free in permissions in Google Chrome prior to 90.0.4430.72 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. - CVE-2021-21202 (sandbox escape) Use after free in extensions in Google Chrome prior to 90.0.4430.72 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension. - CVE-2021-21203 (arbitrary code execution) Use after free in Blink in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. - CVE-2021-21207 (sandbox escape) Use after free in IndexedDB in Google Chrome prior to 90.0.4430.72 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension. - CVE-2021-21209 (information disclosure) Inappropriate implementation in storage in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to leak cross-origin data via a crafted HTML page. - CVE-2021-21210 (information disclosure) Inappropriate implementation in Network in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to potentially access local UDP ports via a crafted HTML page. - CVE-2021-21213 (arbitrary code execution) Use after free in WebMIDI in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. - CVE-2021-21214 (arbitrary code execution) Use after free in Network API in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to potentially exploit heap corruption via a crafted Chrome Extension. - CVE-2021-21215 (content spoofing) Inappropriate implementation in Autofill in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to spoof security UI via a crafted HTML page. - CVE-2021-21216 (content spoofing) Inappropriate implementation in Autofill in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to spoof security UI via a crafted HTML page. - CVE-2021-21217 (information disclosure) Uninitialized data in PDFium in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted PDF file. - CVE-2021-21218 (information disclosure) Uninitialized data in PDFium in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted PDF file. - CVE-2021-21219 (information disclosure) Uninitialized data in PDFium in Google Chrome prior to 90.0.4430.72 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted PDF file. - CVE-2021-21221 (information disclosure) Insufficient validation of untrusted input in Mojo in Google Chrome prior to 90.0.4430.72 allowed a remote attacker who had compromised the renderer process to leak cross-origin data via a crafted HTML page. - CVE-2021-21222 (sandbox escape) Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page. - CVE-2021-21223 (sandbox escape) Integer overflow in Mojo in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. - CVE-2021-21224 (arbitrary code execution) Type confusion in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Google is aware of reports that exploits for this issue exist in the wild. - CVE-2021-21225 (arbitrary code execution) Out of bounds memory access in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. - CVE-2021-21226 (sandbox escape) Use after free in navigation in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. Impact ====== An attacker is able to break out of the sandbox, execute arbitrary code, spoof content, read sensitive data, and bypass extension security policies through various means. References ========== https://blogs.opera.com/desktop/changelog-for-75/ https://blogs.opera.com/desktop/changelog-for-76/ https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desk... https://crbug.com/1025683 https://crbug.com/1188889 https://crbug.com/1192054 https://crbug.com/1185732 https://crbug.com/1143526 https://crbug.com/1184562 https://crbug.com/1161806 https://crbug.com/1170148 https://crbug.com/1172533 https://crbug.com/1173297 https://crbug.com/1166462 https://crbug.com/1166478 https://crbug.com/1166972 https://crbug.com/1195333 https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desk... https://crbug.com/1194046 https://crbug.com/1195308 https://crbug.com/1195777 https://crbug.com/1195977 https://crbug.com/1197904 https://security.archlinux.org/CVE-2021-21201 https://security.archlinux.org/CVE-2021-21202 https://security.archlinux.org/CVE-2021-21203 https://security.archlinux.org/CVE-2021-21207 https://security.archlinux.org/CVE-2021-21209 https://security.archlinux.org/CVE-2021-21210 https://security.archlinux.org/CVE-2021-21213 https://security.archlinux.org/CVE-2021-21214 https://security.archlinux.org/CVE-2021-21215 https://security.archlinux.org/CVE-2021-21216 https://security.archlinux.org/CVE-2021-21217 https://security.archlinux.org/CVE-2021-21218 https://security.archlinux.org/CVE-2021-21219 https://security.archlinux.org/CVE-2021-21221 https://security.archlinux.org/CVE-2021-21222 https://security.archlinux.org/CVE-2021-21223 https://security.archlinux.org/CVE-2021-21224 https://security.archlinux.org/CVE-2021-21225 https://security.archlinux.org/CVE-2021-21226