SB2018031345 - Gentoo update for Chromium, Google Chrome



SB2018031345 - Gentoo update for Chromium, Google Chrome

Published: March 13, 2018 Updated: April 24, 2025

Security Bulletin ID SB2018031345
Severity
High
Patch available
YES
Number of vulnerabilities 25
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 28% Medium 28% Low 44%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 25 secuirty vulnerabilities.


1) Memory corruption (CVE-ID: CVE-2018-6057)

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

The weakness exists due to incorrect permissions on shared memory. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

2) Use-after-free error (CVE-ID: CVE-2018-6060)

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

The weakness exists due to use-after-free error in Blink. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

3) Race condition (CVE-ID: CVE-2018-6061)

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

The weakness exists due to race condition in V8. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

4) Heap-based buffer overflow (CVE-ID: CVE-2018-6062)

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

The weakness exists due to heap-based buffer overflow in Skia. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

5) Memory corruption (CVE-ID: CVE-2018-6063)

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

The weakness exists due to incorrect permissions on shared memory. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

6) Type confusion (CVE-ID: CVE-2018-6064)

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

The weakness exists due to type confusion in V8. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

7) Integer overflow (CVE-ID: CVE-2018-6065)

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

The weakness exists due to integer overflow. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code.

Successful exploitation of the vulnerability may result in system compromise.

8) Security restrictions bypass (CVE-ID: CVE-2018-6066)

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists due to same origin bypass via canvas. A remote attacker can trick the victim into visiting a specially crafted website and bypass security restrictions.

9) Buffer overflow (CVE-ID: CVE-2018-6067)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in Skia due to buffer overflow. A remote attacker can trigger memory corruption and cause the service to crash.

10) Improper resource shutdown (CVE-ID: CVE-2018-6068)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to object lifetime issues. A remote attacker can cause the service to crash.

11) Stack-based buffer overflow (CVE-ID: CVE-2018-6069)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in Skia due to stack-based buffer overflow. A remote attacker can trigger memory corruption and cause the service to crash.

12) Improper access control (CVE-ID: CVE-2018-6070)

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists due to CSP bypass through extensions. A remote attacker can bypass security restrictions.

13) Heap-based buffer overflow (CVE-ID: CVE-2018-6071)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in Skia due to heap-based buffer overflow. A remote attacker can trigger memory corruption and cause the service to crash.

14) Integer overflow (CVE-ID: CVE-2018-6072)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in PDFium due to integer overflow. A remote attacker can trigger buffer overflow and cause the service to crash.

15) Heap-based buffer overflow (CVE-ID: CVE-2018-6073)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in WebGL due to heap-based buffer overflow. A remote attacker can trigger memory corruption and cause the service to crash.

16) Improper access control (CVE-ID: CVE-2018-6074)

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists due to Mark-of-the-Web bypass. A remote attacker can bypass security restrictions.

17) Security restrictions bypass (CVE-ID: CVE-2018-6075)

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists due to overly permissive cross origin downloads. A remote attacker can bypass security restrictions.

18) Data handling (CVE-ID: CVE-2018-6076)

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists in Blink due to incorrect handling of URL fragment identifiers. A remote attacker can cause the service to crash.

19) Timing attack (CVE-ID: CVE-2018-6077)

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists in SVG filters due to covert timing channel. A remote attacker can gain access to potentially sensitive information.

20) Spoofing attack (CVE-ID: CVE-2018-6078)

The vulnerability allows a remote attacker to conduct spoofing attack on the target system.

The weakness exists in OmniBox due to URL spoof. A remote attacker can perform spoofing attack and obtain arbitrary data.

21) Information disclosure (CVE-ID: CVE-2018-6079)

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists in WebGL due to improper information control via texture data. A remote attacker can gain access to potentially sensitive information.

22) Information disclosure (CVE-ID: CVE-2018-6080)

The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The weakness exists in IPC call due to improper information control. A remote attacker can gain access to potentially sensitive information.

23) Cross-site scripting (CVE-ID: CVE-2018-6081)

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

The weakness exists in interstitials 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) Security restrictions bypass (CVE-ID: CVE-2018-6082)

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists due to circumvention of port blocking. A remote attacker can bypass security restrictions.

25) Improper access control (CVE-ID: CVE-2018-6083)

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists due to incorrect processing of AppManifests. A remote attacker can bypass security restrictions.

Remediation

Install update from vendor's website.