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Ubuntu 10.04 LTS USN-1342-1: Critical Local Exploit for Admin Access

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Calendar Grey January 26, 2012
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The Ubuntu 10.04 LTS Linux kernel backport has a vulnerability allowing local exploitation for administrative privileges, making updates essential for security
The system could be made to run programs as an administrator.

Summary

The system could be made to run programs as an administrator.

Software Description:

- linux-lts-backport-oneiric: Linux kernel backport from Oneiric

Details:

Jüri Aedla discovered that the kernel incorrectly handled /proc//mem

permissions. A local attacker could exploit this and gain root privileges.

Topics%20covered

Topics Covered

security advisory critical privilege escalation local exploit ubuntu linux kernel

Update Instructions

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

Ubuntu 10.04 LTS:
  linux-image-3.0.0-15-generic    3.0.0-15.26~lucid1
  linux-image-3.0.0-15-generic-pae  3.0.0-15.26~lucid1
  linux-image-3.0.0-15-server     3.0.0-15.26~lucid1
  linux-image-3.0.0-15-virtual    3.0.0-15.26~lucid1

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

References

https://ubuntu.com/security/notices/USN-1342-1

CVE-2012-0056

Severity
critical
Lowest
Low
Medium
High
Critical

January 26, 2012

Topics%20covered

Topics Covered

security advisory critical privilege escalation local exploit ubuntu linux kernel

Package Information

https://launchpad.net/ubuntu/+source/linux-lts-backport-oneiric/3.0.0-15.26~lucid1

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