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AUSCERT External Security Bulletin Redistribution
cpio security update
6 November 2019
AusCERT Security Bulletin Summary
Operating System: Debian GNU/Linux 8
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Modify Permissions -- Remote with User Interaction
Create Arbitrary Files -- Remote with User Interaction
CVE Names: CVE-2019-14866
Comment: This advisory references vulnerabilities in products which run on
platforms other than Debian. It is recommended that administrators
running cpio check for an updated version of the software for their
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Package : cpio
Version : 2.11+dfsg-4.1+deb8u2
CVE ID : CVE-2019-14866
Debian Bug : #941412
A vulnerability was discovered in the cpio package.
It is possible for an attacker to create a file so when
backed up with cpio can generate arbitrary files in the
resulting tar archive. When the backup is restored the
file is then created with arbitrary permissions.
For Debian 8 "Jessie", this problem has been fixed in version
We recommend that you upgrade your cpio packages.
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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