USN-3611-1: OpenSSL vulnerability

openssl vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 17.10
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 LTS

Summary

OpenSSL could be made to crash if it received specially crafted network
traffic.

Software Description

  • openssl – Secure Socket Layer (SSL) cryptographic library and tools

Details

It was discovered that OpenSSL incorrectly handled certain ASN.1 types. A
remote attacker could possibly use this issue to cause a denial of service.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 17.10
libssl1.0.01.0.2g-1ubuntu13.4
Ubuntu 16.04 LTS
libssl1.0.01.0.2g-1ubuntu4.11
Ubuntu 14.04 LTS
libssl1.0.01.0.1f-1ubuntu2.24

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to reboot your computer to make
all the necessary changes.

References


Source From: ubuntu.com.
Original article title: USN-3611-1: OpenSSL vulnerability.
This full article can be read at: USN-3611-1: OpenSSL vulnerability.

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