Red Hat update for Google Chrome
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2018-6120 CVE-2018-6121 CVE-2018-6122 |
| CWE-ID | CWE-122 CWE-264 CWE-843 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Red Hat Enterprise Linux Desktop Operating systems & Components / Operating system Red Hat Enterprise Linux Workstation Operating systems & Components / Operating system Red Hat Enterprise Linux Server Operating systems & Components / Operating system |
| Vendor | Red Hat Inc. |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Heap-based buffer overflow
EUVDB-ID: #VU12579
Risk: High
CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2018-6120
CWE-ID:
CWE-122 - Heap-based Buffer Overflow
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to heap-based buffer overflow in PDFium when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code withe elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
Install update from vendor's website.
Vulnerable software versionsRed Hat Enterprise Linux Desktop: 6
Red Hat Enterprise Linux Workstation: 6
Red Hat Enterprise Linux Server: 6.0
External linkshttp://access.redhat.com/errata/RHSA-2018:1446
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Privilege escalation
EUVDB-ID: #VU12582
Risk: High
CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2018-6121
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain elevated privileges on the target system.
The weakness exists due to an error in extensions when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code withe elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
Install update from vendor's website.
Vulnerable software versionsRed Hat Enterprise Linux Desktop: 6
Red Hat Enterprise Linux Workstation: 6
Red Hat Enterprise Linux Server: 6.0
External linkshttp://access.redhat.com/errata/RHSA-2018:1446
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Type confusion
EUVDB-ID: #VU12580
Risk: High
CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2018-6122
CWE-ID:
CWE-843 - Type confusion
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The weakness exists due to type confusion in V8 when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code withe elevated privileges.
Successful exploitation of the vulnerability may result in system compromise.
Install update from vendor's website.
Vulnerable software versionsRed Hat Enterprise Linux Desktop: 6
Red Hat Enterprise Linux Workstation: 6
Red Hat Enterprise Linux Server: 6.0
External linkshttp://access.redhat.com/errata/RHSA-2018:1446
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
