Security Bulletin: Vulnerabilities in erlang affect PowerKVM

Summary

PowerKVM is affected by vulnerabilities in erlang. IBM has now addressed these vulnerabilities.

Vulnerability Details

CVEID: CVE-2017-1000385**
DESCRIPTION:** Erlang/OTP could allow a remote attacker to obtain sensitive information, caused by an RSA Adaptive Chosen Ciphertext (Bleichenbacher) attack. By utilizing discrepancies in TLS error messages, an attacker could exploit this vulnerability to obtain the data in the encrypted messages once the TLS session has completed. Note: This vulnerability is also known as the ROBOT attack.
CVSS Base Score: 5.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/136240&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)

CVEID: CVE-2016-10253**
DESCRIPTION:** Erlang/OTP is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by generation of compiled regular expressions. By using malformed extpattern, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 7.3
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/126699&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

Affected Products and Versions

PowerKVM 3.1

Remediation/Fixes

Customers can update PowerKVM systems by using “yum update”.

Fix images are made available via Fix Central. For version 3.1, see https://ibm.biz/BdHggw. This issue is addressed starting with v3.1.0.2 update 13.

Workarounds and Mitigations

none