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USN-3276-3: shadow vulnerability

14 November 2017

su could be made to crash or stop programs as an administrator.

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Releases

Packages

Details

USN-3276-1 and USN-3276-2 fixed vulnerabilities in shadow. This update
provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

Sebastian Krahmer discovered integer overflows in shadow utilities.
A local attacker could possibly cause them to crash or potentially
gain privileges via crafted input. (CVE-2016-6252)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

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

Ubuntu 12.04

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

References

Related notices

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Further reading