USN-822-1: KDE-Libs vulnerabilities

Ubuntu Security Notice USN-822-1

24th August, 2009

kde4libs, kdelibs vulnerabilities

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

  • Ubuntu 9.04
  • Ubuntu 8.10
  • Ubuntu 8.04 LTS

Software description

  • kde4libs
  • kdelibs

Details

It was discovered that KDE-Libs did not properly handle certain malformed
SVG images. If a user were tricked into opening a specially crafted SVG
image, an attacker could cause a denial of service or possibly execute
arbitrary code with the privileges of the user invoking the program. This
issue only affected Ubuntu 9.04. (CVE-2009-0945)

It was discovered that the KDE JavaScript garbage collector did not
properly handle memory allocation failures. If a user were tricked into
viewing a malicious website, an attacker could cause a denial of service or
possibly execute arbitrary code with the privileges of the user invoking
the program. (CVE-2009-1687)

It was discovered that KDE-Libs did not properly handle HTML content in the
head element. If a user were tricked into viewing a malicious website, an
attacker could cause a denial of service or possibly execute arbitrary code
with the privileges of the user invoking the program. (CVE-2009-1690)

It was discovered that KDE-Libs did not properly handle the Cascading Style
Sheets (CSS) attr function call. If a user were tricked into viewing a
malicious website, an attacker could cause a denial of service or possibly
execute arbitrary code with the privileges of the user invoking the
program. (CVE-2009-1698)

Update instructions

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

Ubuntu 9.04:
kdelibs4c2a 4:3.5.10.dfsg.1-1ubuntu8.1
kdelibs5 4:4.2.2-0ubuntu5.1
Ubuntu 8.10:
kdelibs4c2a 4:3.5.10-0ubuntu6.1
kdelibs5 4:4.1.4-0ubuntu1~intrepid1.2
Ubuntu 8.04 LTS:
kdelibs4c2a 4:3.5.10-0ubuntu1~hardy1.2

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

After a standard system upgrade you need to restart your session to effect
the necessary changes.

References

CVE-2009-0945, CVE-2009-1687, CVE-2009-1690, CVE-2009-1698