SB2020120703 - Gentoo update for Chromium, Google Chrome
Published: December 7, 2020 Updated: March 7, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 26 secuirty vulnerabilities.
1) Use-after-free (CVE-ID: CVE-2020-16014)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the PPAPI component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
2) Input validation error (CVE-ID: CVE-2020-16015)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper input validation in WASM in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage and execute arbitrary code on the system.
3) Use-after-free (CVE-ID: CVE-2020-16018)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the payments component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
4) Improperly implemented security check for standard (CVE-ID: CVE-2020-16019)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to incorrect implementation in filesystem in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.
5) Improperly implemented security check for standard (CVE-ID: CVE-2020-16020)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to incorrect implementation in cryptohome in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.
6) Race condition (CVE-ID: CVE-2020-16021)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a race condition in ImageBurner in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage and execute arbitrary code on the target system.
7) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2020-16022)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient policy enforcement in networking in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and compromise the affected system.
8) Use-after-free (CVE-ID: CVE-2020-16023)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the WebCodecs component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
9) Heap-based buffer overflow (CVE-ID: CVE-2020-16024)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted HTML content in UI. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
10) Heap-based buffer overflow (CVE-ID: CVE-2020-16025)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted HTML content in clipboard. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
11) Use-after-free (CVE-ID: CVE-2020-16026)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within WebRTC in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a use-after-free error and gain access to sensitive information.
12) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2020-16027)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient policy enforcement in developer tools in Google Chrome. A remote attacker can trick the victim to visit a specially crafted website, bypass implemented security measures and gain access to sensitive information.
13) Heap-based buffer overflow (CVE-ID: CVE-2020-16028)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted HTML content in WebRTC. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.
14) Improperly implemented security check for standard (CVE-ID: CVE-2020-16029)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to incorrect implementation in PDFium in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.
15) Input validation error (CVE-ID: CVE-2020-16030)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to insufficient validation of user-supplied input in Blink in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.
16) Spoofing attack (CVE-ID: CVE-2020-16031)
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of user-supplied input in tab preview in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and spoof web page content.
17) Spoofing attack (CVE-ID: CVE-2020-16032)
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of user-supplied input in sharing in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and spoof web page content.
18) Spoofing attack (CVE-ID: CVE-2020-16033)
The vulnerability allows a remote attacker to perform a spoofing attack.
The vulnerability exists due to insufficient validation of user-supplied input in WebUSB in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and spoof web page content.
19) Improperly implemented security check for standard (CVE-ID: CVE-2020-16034)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to incorrect implementation in WebRTC in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.
20) Improperly implemented security check for standard (CVE-ID: CVE-2020-16036)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to incorrect implementation in cookies in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to sensitive information.
21) Use-after-free (CVE-ID: CVE-2020-16037)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the clipboard component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
22) Use-after-free (CVE-ID: CVE-2020-16038)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the media component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
23) Use-after-free (CVE-ID: CVE-2020-16039)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the extensions component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
24) Input validation error (CVE-ID: CVE-2020-16040)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to improper input validation in V8 in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage and execute arbitrary code on the system.
25) Out-of-bounds read (CVE-ID: CVE-2020-16041)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition within the networking component in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger an out-of-bounds read error and gain access to sensitive information.
26) Use of uninitialized resource (CVE-ID: CVE-2020-16042)
The vulnerability allows a remote attacker to bypass certain security restrictions.
The vulnerability exists due to usage of uninitialized resources in V8 in Google Chrome. A remote attacker can trick the victim to visit a specially crafted webpage, trigger uninitialized usage of resources and bypass implemented security mechanisms.
Remediation
Install update from vendor's website.