USN-1085-1: tiff vulnerabilities

07 March 2011

Certain applications could be made to run programs as your login if they opened a specially crafted TIFF file.

Releases

Packages

  • tiff - TIFF manipulation and conversion tools

Details

Sauli Pahlman discovered that the TIFF library incorrectly handled invalid
td_stripbytecount fields. If a user or automated system were tricked into
opening a specially crafted TIFF image, a remote attacker could crash the
application, leading to a denial of service. This issue only affected
Ubuntu 10.04 LTS and 10.10. (CVE-2010-2482)

Sauli Pahlman discovered that the TIFF library incorrectly handled TIFF
files with an invalid combination of SamplesPerPixel and Photometric
values. If a user or automated system were tricked into opening a specially
crafted TIFF image, a remote attacker could crash the application, leading
to a denial of service. This issue only affected Ubuntu 10.10.
(CVE-2010-2482)

Nicolae Ghimbovschi discovered that the TIFF library incorrectly handled
invalid ReferenceBlackWhite values. If a user or automated system were
tricked into opening a specially crafted TIFF image, a remote attacker
could crash the application, leading to a denial of service.
(CVE-2010-2595)

Sauli Pahlman discovered that the TIFF library incorrectly handled certain
default fields. If a user or automated system were tricked into opening a
specially crafted TIFF image, a remote attacker could crash the
application, leading to a denial of service. (CVE-2010-2597, CVE-2010-2598)

It was discovered that the TIFF library incorrectly validated certain
data types. If a user or automated system were tricked into opening a
specially crafted TIFF image, a remote attacker could crash the
application, leading to a denial of service. (CVE-2010-2630)

It was discovered that the TIFF library incorrectly handled downsampled
JPEG data. If a user or automated system were tricked into opening a
specially crafted TIFF image, a remote attacker could execute arbitrary
code with user privileges, or crash the application, leading to a denial of
service. This issue only affected Ubuntu 10.04 LTS and 10.10.
(CVE-2010-3087)

It was discovered that the TIFF library incorrectly handled certain JPEG
data. If a user or automated system were tricked into opening a specially
crafted TIFF image, a remote attacker could execute arbitrary code with
user privileges, or crash the application, leading to a denial of service.
This issue only affected Ubuntu 6.06 LTS, 8.04 LTS and 9.10.
(CVE-2011-0191)

It was discovered that the TIFF library incorrectly handled certain TIFF
FAX images. If a user or automated system were tricked into opening a
specially crafted TIFF FAX image, a remote attacker could execute arbitrary
code with user privileges, or crash the application, leading to a denial of
service. (CVE-2011-0191)

Update instructions

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

Ubuntu 9.10
Ubuntu 8.04
Ubuntu 6.06
Ubuntu 10.10
Ubuntu 10.04

After a standard system update you need to restart your session to make
all the necessary changes.