SB2020031542 - Gentoo update for WebkitGTK+



SB2020031542 - Gentoo update for WebkitGTK+

Published: March 15, 2020 Updated: April 24, 2025

Security Bulletin ID SB2020031542
Severity
High
Patch available
YES
Number of vulnerabilities 39
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 69% Medium 13% Low 18%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 39 secuirty vulnerabilities.


1) Cross-site scripting (CVE-ID: CVE-2019-8625)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


2) Cross-site scripting (CVE-ID: CVE-2019-8674)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


3) Buffer overflow (CVE-ID: CVE-2019-8707)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


4) Buffer overflow (CVE-ID: CVE-2019-8710)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


5) Cross-site scripting (CVE-ID: CVE-2019-8719)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


6) Buffer overflow (CVE-ID: CVE-2019-8720)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


7) Buffer overflow (CVE-ID: CVE-2019-8726)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


8) Buffer overflow (CVE-ID: CVE-2019-8733)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


9) Buffer overflow (CVE-ID: CVE-2019-8735)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


10) Buffer overflow (CVE-ID: CVE-2019-8743)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


11) Buffer overflow (CVE-ID: CVE-2019-8763)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


12) Cross-site scripting (CVE-ID: CVE-2019-8764)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


13) Buffer overflow (CVE-ID: CVE-2019-8765)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


14) Buffer overflow (CVE-ID: CVE-2019-8766)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


15) Resource management error (CVE-ID: CVE-2019-8768)

The vulnerability allows a remote attacker to gain access to sensitive information on the target system.

The vulnerability exists due to “Clear History and Website Data” does not clear the history. A remote attacker can gain unauthorized access to sensitive information on the system.


16) Information disclosure (CVE-ID: CVE-2019-8769)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to improper input validation in the drawing of web page elements. A remote attacker can reveal browsing history when a victim visit a maliciously crafted website.


17) Cross-site scripting (CVE-ID: CVE-2019-8771)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in iframe sandboxing policy. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


18) Buffer overflow (CVE-ID: CVE-2019-8782)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


19) Buffer overflow (CVE-ID: CVE-2019-8783)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


20) Buffer overflow (CVE-ID: CVE-2019-8808)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


21) Buffer overflow (CVE-ID: CVE-2019-8811)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


22) Buffer overflow (CVE-ID: CVE-2019-8812)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


23) Cross-site scripting (CVE-ID: CVE-2019-8813)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


24) Buffer overflow (CVE-ID: CVE-2019-8814)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can 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) Buffer overflow (CVE-ID: CVE-2019-8815)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


26) Buffer overflow (CVE-ID: CVE-2019-8816)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


27) Buffer overflow (CVE-ID: CVE-2019-8819)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


28) Buffer overflow (CVE-ID: CVE-2019-8820)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


29) Buffer overflow (CVE-ID: CVE-2019-8821)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


30) Buffer overflow (CVE-ID: CVE-2019-8822)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


31) Buffer overflow (CVE-ID: CVE-2019-8823)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing maliciously crafted web content. A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


32) Buffer overflow (CVE-ID: CVE-2019-8835)

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 13.3, iCloud for Windows 10.9, iOS 13.3 and iPadOS 13.3, Safari 13.0.4, iTunes 12.10.3 for Windows, iCloud for Windows 7.16. Processing maliciously crafted web content may lead to arbitrary code execution.


33) Buffer overflow (CVE-ID: CVE-2019-8844)

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in tvOS 13.3, watchOS 6.1.1, iCloud for Windows 10.9, iOS 13.3 and iPadOS 13.3, Safari 13.0.4, iTunes 12.10.3 for Windows, iCloud for Windows 7.16. Processing maliciously crafted web content may lead to arbitrary code execution.


34) Use-after-free (CVE-ID: CVE-2019-8846)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in the SVG Marker Element feature of Apple Safari's WebKit. A remote attacker can use a specially crafted HTML web page, when opened by a victim, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


35) Buffer overflow (CVE-ID: CVE-2020-3862)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error. A remote attacker can create a specially crafted web page, trick the victim into visiting it and perform a denial of service (DoS) attack.


36) Origin validation error (CVE-ID: CVE-2020-3864)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to an logical error that leads to DOM object not having a unique security origin. A remote attacker can interact with DOM objects from another domain.


37) Origin validation error (CVE-ID: CVE-2020-3865)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to a logical error that leads to a top-level DOM object context being incorrectly considered secure. A remote attacker can gain unauthorized access to DOM objects from another domain.


38) Univeral cross-site scripting (CVE-ID: CVE-2020-3867)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


39) Buffer overflow (CVE-ID: CVE-2020-3868)

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. 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.


Remediation

Install update from vendor's website.