USN-2772-1: PostgreSQL vulnerabilities

16 October 2015

PostgreSQL could be made to crash or expose private information if it handled specially crafted data.

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Releases

Packages

Details

Josh Kupershmidt discovered the pgCrypto extension could expose
several bytes of server memory if the crypt() function was provided a
too-short salt. An attacker could use this flaw to read private data.
(CVE-2015-5288)

Oskari Saarenmaa discovered that the json and jsonb handlers could exhaust
available stack space. An attacker could use this flaw to perform a denial
of service attack. This issue only affected Ubuntu 14.04 LTS and Ubuntu
15.04. (CVE-2015-5289)

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Update instructions

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

Ubuntu 15.04
Ubuntu 14.04
Ubuntu 12.04

This update uses a new upstream release, which includes additional bug
fixes. After a standard system update you need to restart PostgreSQL to
make all the necessary changes.

References

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Further reading