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USN-4173-1: FreeTDS vulnerability

USN-4173-1: FreeTDS vulnerability

freetds vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

Summary

FreeTDS could be made to crash or run programs if it received specially
crafted network traffic.

Software Description

Details

Felix Wilhelm discovered that FreeTDS incorrectly handled certain types
after a protocol downgrade. A remote attacker could use this issue to cause
FreeTDS 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 19.10
freetds-bin1.1.6-1ubuntu0.1
libct41.1.6-1ubuntu0.1
libsybdb51.1.6-1ubuntu0.1
tdsodbc1.1.6-1ubuntu0.1
Ubuntu 19.04
freetds-bin1.00.104-1ubuntu0.1
libct41.00.104-1ubuntu0.1
libsybdb51.00.104-1ubuntu0.1
tdsodbc1.00.104-1ubuntu0.1
Ubuntu 18.04 LTS
freetds-bin1.00.82-2ubuntu0.1
libct41.00.82-2ubuntu0.1
libsybdb51.00.82-2ubuntu0.1
tdsodbc1.00.82-2ubuntu0.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

Source: USN-4173-1: FreeTDS vulnerability

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