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USN-656-1: CUPS vulnerabilities

15 October 2008

CUPS vulnerabilities

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Releases

Packages

Details

It was discovered that the SGI image filter in CUPS did not perform
proper bounds checking. If a user or automated system were tricked
into opening a crafted SGI image, an attacker could cause a denial
of service. (CVE-2008-3639)

It was discovered that the texttops filter in CUPS did not properly
validate page metrics. If a user or automated system were tricked into
opening a crafted text file, an attacker could cause a denial of
service. (CVE-2008-3640)

It was discovered that the HP-GL filter in CUPS did not properly check
for invalid pen parameters. If a user or automated system were tricked
into opening a crafted HP-GL or HP-GL/2 file, a remote attacker could
cause a denial of service or execute arbitrary code with user
privileges. In Ubuntu 7.10 and 8.04 LTS, attackers would be isolated by
the AppArmor CUPS profile. (CVE-2008-3641)

NOTE: The previous update for CUPS on Ubuntu 6.06 LTS did not have the
the fix for CVE-2008-1722 applied. This update includes fixes for the
problem. We apologize for the inconvenience.

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 8.04
Ubuntu 7.10
Ubuntu 7.04
Ubuntu 6.06

In general, a standard system upgrade is sufficient to effect the
necessary changes.

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