USN-3906-2: LibTIFF vulnerabilities

tiff vulnerabilities

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

Ubuntu 12.04 ESM

Summary

LibTIFF could be made to crash or run programs as your login if it opened a
specially crafted file.

Software Description

tiff – Tag Image File Format (TIFF) library

Details

USN-3906-1 and USN-3864-1fixed several vulnerabilities in LibTIFF. This update
provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that LibTIFF incorrectly handled certain malformed
images. If a user or automated system were tricked into opening a specially
crafted image, a remote attacker could crash the application, leading to a
denial of service, or possibly execute arbitrary code with user privileges.

Update instructions

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

Ubuntu 12.04 ESM: libtiff-tools – 3.9.5-2ubuntu1.12; libtiff4 – 3.9.5-2ubuntu1.12

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-3906-2: LibTIFF vulnerabilities

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