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USN-4086-1: Mercurial vulnerability

6 August 2019

Mercurial could be made to overwrite files.

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Releases

Packages

  • mercurial - easy-to-use, scalable distributed version control system

Details

It was discovered that Mercurial mishandled symlinks in subrepositories. An
attacker could use this vulnerability to write arbitrary files to the
target's filesystem.

Reduce your security exposure

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.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 19.04

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

References

Related notices

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Further reading