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USN-5064-2: GNU cpio vulnerability

27 January 2022

GNU cpio could be made to crash or run programs if it opened a specially crafted file.

Releases

Packages

  • cpio - a tool to manage archives of files

Details

USN-5064-1 fixed vulnerabilities in GNU cpio. This update provides
the corresponding updates for Ubuntu 16.04 ESM.

Original advisory details:

Maverick Chung and Qiaoyi Fang discovered that cpio incorrectly handled
certain pattern files. A remote attacker could use this issue to cause cpio
to crash, resulting in a denial of service, or possibly execute arbitrary
code.

Update instructions

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

Ubuntu 16.04

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

References

Related notices