SB2020112021 - Fedora 32 update for chromium
Published: November 20, 2020 Updated: April 25, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 31 secuirty vulnerabilities.
1) Origin validation error (CVE-ID: CVE-2020-16012)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to the way browser handles requests to cross-origin images. When drawing a transparent image on top of an unknown cross-origin image, the Skia library drawImage
function takes a variable amount of time depending on the content of the
underlying image. This results in cross-origin information
exposure of image content through timing side-channel attacks.
2) 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.
3) 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.
4) 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.
5) 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.
6) 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.
7) 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.
8) 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.
9) 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.
10) 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.
11) 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.
12) 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.
13) 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.
14) 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.
15) 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.
16) 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.
17) 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.
18) 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.
19) 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.
20) 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.
21) Input validation error (CVE-ID: CVE-2020-16035)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to insufficient validation of user-supplied input in cros-disks 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.
22) 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.
23) Improperly implemented security check for standard (CVE-ID: CVE-2020-16013)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to incorrect implementation in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.
Note, the vulnerability is being actively exploited in the wild.
24) Buffer overflow (CVE-ID: CVE-2020-16016)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content inside a third-party library, used by Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
25) Use-after-free (CVE-ID: CVE-2020-16017)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the site isolation 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.
Note, the vulnerability is being actively exploited in the wild.
26) Use-after-free (CVE-ID: CVE-2020-16004)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the user interface 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.
27) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2020-16005)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to insufficient policy enforcement in ANGLE 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.
28) Improperly implemented security check for standard (CVE-ID: CVE-2020-16006)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to incorrect implementation in V8 in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.
29) Stack-based buffer overflow (CVE-ID: CVE-2020-16008)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content in WebRTC in Google Chrome. A remote unauthenticated attacker can trick the victim to visit a specially crafted website, trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
30) Improperly implemented security check for standard (CVE-ID: CVE-2020-16009)
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to incorrect implementation in V8 engine in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and compromise the system.
Note, this vulnerability is being actively exploited in the wild.
31) Overly permissive cross-domain whitelist (CVE-ID: CVE-2019-8075)
The vulnerability allows a remote attacker to bypass the CORS protection mechanism.
The vulnerability exists due to incorrect processing of the "Origin" HTTP header that is supplied within HTTP request in Adobe Flash player. A remote attacker can bypass implemented same origin policy restrictions and gain access to sensitive information from another domain.
Remediation
Install update from vendor's website.