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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.3668
                    USN-4142-1: e2fsprogs vulnerability
                              1 October 2019

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           e2fsprogs
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Execute Arbitrary Code/Commands -- Console/Physical
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-5094  

Reference:         ESB-2019.3659
                   ESB-2019.3655

Original Bulletin: 
   https://usn.ubuntu.com/4142-1/
   https://usn.ubuntu.com/4142-2/

Comment: This bulletin contains two (2) Ubuntu security advisories.

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USN-4142-1: e2fsprogs vulnerability
30 September 2019

e2fsprogs vulnerability
A security issue affects these releases of Ubuntu and its derivatives:

  o Ubuntu 19.04
  o Ubuntu 18.04 LTS
  o Ubuntu 16.04 LTS

Summary

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

Software Description

  o 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 19.04
    e2fsprogs - 1.44.6-1ubuntu0.1
Ubuntu 18.04 LTS
    e2fsprogs - 1.44.1-1ubuntu1.2
Ubuntu 16.04 LTS
    e2fsprogs - 1.42.13-1ubuntu1.1

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

  o CVE-2019-5094

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USN-4142-2: e2fsprogs vulnerability
30 September 2019

e2fsprogs vulnerability
A security issue affects these releases of Ubuntu and its derivatives:

  o Ubuntu 14.04 ESM
  o Ubuntu 12.04 ESM

Summary

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

Software Description

  o e2fsprogs - ext2/ext3/ext4 file system utilities

Details

USN-4142-1 fixed a vulnerability in e2fsprogs. This update provides the
corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

Original advisory 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 14.04 ESM
    e2fsprogs - 1.42.9-3ubuntu1.3+esm1
Ubuntu 12.04 ESM
    e2fsprogs - 1.42-1ubuntu2.4

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

  o USN-4142-1
  o CVE-2019-5094

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