Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 523
Alerts This Week
Warning Icon 1 523

Ubuntu 14.04 LTS USN-2363-3 Severe: Bash Exploit Circumvent Issue

ubuntu
Calendar Grey September 26, 2014
Scroller Ubuntu
Debian Security Advisory DSA-4841-1 tackles a significant Bash vulnerability that enables circumventing environmental limitations.
Bash allowed bypassing environment restrictions in certain environments.

Summary

Bash allowed bypassing environment restrictions in certain environments.

Software Description:

- bash: GNU Bourne Again SHell

Details:

USN-2363-1 fixed a vulnerability in Bash. Due to a build issue, the patch

for CVE-2014-7169 didn't get properly applied in the Ubuntu 14.04 LTS

package. This update fixes the problem.

We apologize for the inconvenience.

Original advisory details:

Tavis Ormandy discovered that the security fix for Bash included in

USN-2362-1 was incomplete. An attacker could use this issue to bypass

certain environment restrictions. (CVE-2014-7169)

Topics%20covered

Topics Covered

security advisory critical security fix ubuntu bypass bash environment restriction

Update Instructions

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

Ubuntu 14.04 LTS:
  bash                            4.3-7ubuntu1.3

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

References

https://ubuntu.com/security/notices/USN-2363-2

https://ubuntu.com/security/notices/USN-2363-1

CVE-2014-7169

Severity
critical
Lowest
Low
Medium
High
Critical

September 26, 2014

Topics%20covered

Topics Covered

security advisory critical security fix ubuntu bypass bash environment restriction

Package Information

https://launchpad.net/ubuntu/+source/bash/4.3-7ubuntu1.3

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.