Updated GNU cpio packages has been released for Ubuntu Linux 19.10, 19.04, 18.04 LTS, 16.04 LTS, 14.04 ESM, and 12.04 ESM
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Ubuntu Security Notice USN-4176-1
November 06, 2019
cpio vulnerability
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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:
GNU cpio could be made to expose sensitive information if it received a specially crafted input.
Software Description:
- cpio: a tool to manage archives of files
Details:
Thomas Habets discovered that GNU cpio incorrectly handled certain inputs. An attacker could possibly use this issue to access sensitive information.
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 19.10:
cpio 2.12+dfsg-9ubuntu0.1
Ubuntu 19.04:
cpio 2.12+dfsg-6ubuntu0.19.04.1
Ubuntu 18.04 LTS:
cpio 2.12+dfsg-6ubuntu0.18.04.1
Ubuntu 16.04 LTS:
cpio 2.11+dfsg-5ubuntu1.1
Ubuntu 14.04 ESM:
cpio 2.11+dfsg-1ubuntu1.2+esm1
Ubuntu 12.04 ESM:
cpio 2.11-7ubuntu3.3
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4176-1
CVE-2019-14866
Package Information:
https://launchpad.net/ubuntu/+source/cpio/2.12+dfsg-9ubuntu0.1 https://launchpad.net/ubuntu/+source/cpio/2.12+dfsg-6ubuntu0.19.04.1 https://launchpad.net/ubuntu/+source/cpio/2.12+dfsg-6ubuntu0.18.04.1 https://launchpad.net/ubuntu/+source/cpio/2.11+dfsg-5ubuntu1.1
