SB2018072605 - OpenSUSE Linux update for Chromium

Description

This security bulletin contains information about 26 secuirty vulnerabilities.

1) Use-after-free error (CVE-ID: CVE-2018-6123)

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 when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise.

2) Type confusion (CVE-ID: CVE-2018-6124)

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

The weakness exists due to type confusion error in Blink when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise.

3) Security restrictions bypass (CVE-ID: CVE-2018-6125)

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

The weakness exists due to overly permissive policy in WebUSB. A remote attacker can trick the victim into visiting a specially crafted website and bypass security restrictions to perform further attacks.

4) Heap-based buffer overflow (CVE-ID: CVE-2018-6126)

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 when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise.

5) Use-after-free error (CVE-ID: CVE-2018-6127)

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

The weakness exists due to use-after-free error in indexedDB when handling malicious input. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise.

6) Universal cross-site scripting (CVE-ID: CVE-2018-6128)

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

The vulnerability exists on iOS 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.

7) Out-of-bounds write (CVE-ID: CVE-2018-6129)

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

The weakness exists due to out-of-bounds write in WebRTC. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise.

8) Out-of-bounds write (CVE-ID: CVE-2018-6130)

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

The weakness exists due to out-of-bounds write in WebRTC. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise.

9) Security restrictions bypass (CVE-ID: CVE-2018-6131)

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

The weakness exists due to incorrect mutability protection in WebAssembly. A remote attacker can trick the victim into visiting a specially crafted website and bypass security restrictions to perform further attacks.

10) Memory corruption (CVE-ID: CVE-2018-6132)

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

The weakness exists due to use of uninitialized memory in WebRTC. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and cause the service to crash.

11) Spoofing attack (CVE-ID: CVE-2018-6133)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to an error in OmniBox. A remote attacker can trick the victim into visiting a specially crafted website and conduct URL spoofing attack.

12) Security restrictions bypass (CVE-ID: CVE-2018-6134)

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

The weakness exists due to referrer policy bypass in Blink. A remote attacker can trick the victim into visiting a specially crafted website and bypass security restrictions to perform further attacks.

13) Spoofing attack (CVE-ID: CVE-2018-6135)

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to an error in Blink. A remote attacker can trick the victim into visiting a specially crafted website and conduct UI spoofing attack.

14) Out-of-bounds read (CVE-ID: CVE-2018-6136)

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

The weakness exists due to out-of-bounds memory read in V8. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and cause the service to crash.

15) Memory leak (CVE-ID: CVE-2018-6137)

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

The weakness exists due to leak of visited status of page in Blink. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and gain access to arbitrary data.

16) Security restrictions bypass (CVE-ID: CVE-2018-6138)

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

The weakness exists due to overly permissive policy in Extensions. A remote attacker can trick the victim into visiting a specially crafted website and bypass security restrictions to perform further attacks.

17) Security restrictions bypass (CVE-ID: CVE-2018-6139)

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

The weakness exists due to restrictions bypass in the debugger extension API. A remote attacker can trick the victim into visiting a specially crafted website and bypass security restrictions to perform further attacks.

18) Security restrictions bypass (CVE-ID: CVE-2018-6140)

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

The weakness exists due to restrictions bypass in the debugger extension API. A remote attacker can trick the victim into visiting a specially crafted website and bypass security restrictions to perform further attacks.

19) Heap-based buffer overflow (CVE-ID: CVE-2018-6141)

The vulnerability allows a remote attacker to cause DoS condition 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 cause the service to crash.

20) Out-of-bounds read (CVE-ID: CVE-2018-6142)

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

The weakness exists due to out-of-bounds read in V8. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and cause the service to crash.

21) Out-of-bounds read (CVE-ID: CVE-2018-6143)

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

The weakness exists due to out-of-bounds read in V8. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and cause the service to crash.

22) Out-of-bounds read (CVE-ID: CVE-2018-6144)

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

The weakness exists due to out-of-bounds read in PDFium. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and gain access to arbitrary data.

23) Security restrictions bypass (CVE-ID: CVE-2018-6145)

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

The weakness exists due to incorrect escaping of MathML in Blink. A remote attacker can trick the victim into visiting a specially crafted website and bypass security restrictions to perform further attacks.

24) Information disclosure (CVE-ID: CVE-2018-6147)

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

The weakness exists due to password fields don't take advantage of OS protections in Views. A remote attacker can trick the victim into visiting a specially crafted website and gain access to arbitrary data.

25) Incorrect handling of CSP header (CVE-ID: CVE-2018-6148)

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

The weakness exists due to incorrect handling of CSP header. A remote attacker can execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.

Note: Access to bug details and links may be kept restricted until a majority of users are updated with a fix.

26) Out-of-bounds write (CVE-ID: CVE-2018-6149)

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

The weakness exists due to out-of-bounds write in V8. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with privileges of the current user.

Successful exploitation of the vulnerability may result in system compromise

Remediation

Install update from vendor's website.

References

• https://lists.opensuse.org/opensuse-security-announce/2018-07/msg00031.html