USN-5966-2: amanda regression

Releases

• Ubuntu 22.10
• Ubuntu 22.04 LTS
• Ubuntu 20.04 LTS
• Ubuntu 18.04 ESM
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

Packages

• amanda - Advanced Maryland Automatic Network Disk Archiver (Client)

Details

USN-5966-1 fixed vulnerabilities in amanda. Unfortunately it introduced
a regression in GNUTAR-based backups. This update reverts all of the
changes in amanda until a better fix is provided.

We apologize for the inconvenience.

Original advisory details:

Maher Azzouzi discovered an information disclosure vulnerability in the
calcsize binary within amanda. calcsize is a suid binary owned by root that
could possibly be used by a malicious local attacker to expose sensitive
file system information. (CVE-2022-37703)

Maher Azzouzi discovered a privilege escalation vulnerability in the
rundump binary within amanda. rundump is a suid binary owned by root that
did not perform adequate sanitization of environment variables or
commandline options and could possibly be used by a malicious local
attacker to escalate privileges. (CVE-2022-37704)

Maher Azzouzi discovered a privilege escalation vulnerability in the runtar
binary within amanda. runtar is a suid binary owned by root that did not
perform adequate sanitization of commandline options and could possibly be
used by a malicious local attacker to escalate privileges. (CVE-2022-37705)

Update instructions

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

Ubuntu 22.10

• amanda-client - 1:3.5.1-9ubuntu0.2

Ubuntu 22.04

• amanda-client - 1:3.5.1-8ubuntu1.2

Ubuntu 20.04

• amanda-client - 1:3.5.1-2ubuntu0.2

Ubuntu 18.04

• amanda-client - 1:3.5.1-1ubuntu0.2

Ubuntu 16.04

• amanda-client - 1:3.3.6-4.1ubuntu0.1+esm2
  Available with Ubuntu Pro

Ubuntu 14.04

• amanda-client - 1:3.3.3-2ubuntu1.1+esm2
  Available with Ubuntu Pro

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

References

• https://launchpad.net/bugs/2012536