USN-4249-1: e2fsprogs vulnerability

23 January 2020

e2fsprogs vulnerability

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

  • Ubuntu 19.10
  • Ubuntu 19.04
  • Ubuntu 18.04 LTS
  • Ubuntu 16.04 LTS
  • Ubuntu 14.04 ESM
  • Ubuntu 12.04 ESM

Summary

e2fsprogs could be made to execute arbitrary code if it was running in a crafted ext4 partition.

Software Description

  • e2fsprogs - ext2/ext3/ext4 file system utilities

Details

It was discovered that e2fsprogs incorrectly handled certain ext4 partitions. An attacker could possibly use this issue to execute arbitrary code.

Update instructions

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

Ubuntu 19.10
e2fsprogs - 1.45.3-4ubuntu2.1
Ubuntu 19.04
e2fsprogs - 1.44.6-1ubuntu0.2
Ubuntu 18.04 LTS
e2fsprogs - 1.44.1-1ubuntu1.3
Ubuntu 16.04 LTS
e2fsprogs - 1.42.13-1ubuntu1.2
Ubuntu 14.04 ESM
e2fsprogs - 1.42.9-3ubuntu1.3+esm2
Ubuntu 12.04 ESM
e2fsprogs - 1.42-1ubuntu2.5

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

In general, a standard system update will make all the necessary changes.

References