SB2017092605 - Gentoo update for Chromium

Security Bulletin ID SB2017092605

Severity

High

Patch available

YES

Number of vulnerabilities 2

Exploitation vector Remote access

Highest impact Code execution

Breakdown by Severity

Low
Medium
High
Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Buffer overflow (CVE-ID: CVE-2017-5121)

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

The vulnerability exists due to boundary error when processing web pages in V8. A remote unauthenticated attacker can create a specially crafted web page, trick the victim into opening and and trigger memory corruption.

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

2) Buffer overflow (CVE-ID: CVE-2017-5122)

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

The vulnerability exists due to boundary error when processing web pages in V8. A remote unauthenticated attacker can create a specially crafted web page, trick the victim into opening and and trigger memory corruption.

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

Remediation

Install update from vendor's website.

References

https://security.gentoo.org/glsa/201709-25