GD Graphics Library gdPngReadData denial of service

gd-gdpngreaddata-dos (34420) The risk level is classified as MediumMedium Risk

Description:

The GD Graphics Library is vulnerable to a denial of service, caused by a vulnerability in the gdPngReadData function. By creating a specially-crafted PNG image file, a remote attacker could cause the application to enter an infinite loop, resulting in a denial of service, if the attacker could persuade the victim to view the malicious file with an application linked to the vulnerable library.

*CVSS:

Base Score: 2.8
  Access Vector: Remote
  Access Complexity: High
  Authentication: Not Required
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
 
Temporal Score: 2.1
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Denial of Service

Remedy:

Upgrade to the latest version of GD Graphics Library (2.0.35RC4 or later), available from the GD Graphics Library Web site. See References.

For PHP:
Upgrade to the latest version of PHP (5.2.3 or later), available from the PHP Web site. See References.

For Ubuntu Linux (libgd2):
Refer to USN-473-1 for patch, upgrade, or suggested workaround information. See References.

For Gentoo Linux (GD):
Refer to GLSA 200708-05 for patch, upgrade, or suggested workaround information. See References.

For Red Hat Linux (PHP):
Refer to RHSA-2007:0890-2 for patch, upgrade, or suggested workaround information. See References.

For Mandriva Linux (PHP):
Refer to MDKSA-2007:187 for patch, upgrade, or suggested workaround information. See References.

For other distributions:
Apply the appropriate update for your system. See References.

References:

Platforms Affected:

  • Boutell GD Graphics Library 2.0.34
  • Canonical Ubuntu 6.06 LTS
  • Canonical Ubuntu 6.10
  • Canonical Ubuntu 7.04
  • Gentoo Linux
  • HP HP-UX B.11.11
  • HP HP-UX B.11.23
  • HP HP-UX B.11.31
  • MandrakeSoft Mandrake Linux 2007 X86_64
  • MandrakeSoft Mandrake Linux 2007
  • MandrakeSoft Mandrake Linux 2007.1
  • MandrakeSoft Mandrake Linux 2007.1 X86_64
  • MandrakeSoft Mandrake Linux 2008.0 X86_64
  • MandrakeSoft Mandrake Linux Corporate Server 3.0
  • MandrakeSoft Mandrake Linux Corporate Server 3.0 X86_64
  • MandrakeSoft Mandrake Linux Corporate Server 4.0 X86_64
  • MandrakeSoft Mandrake Linux Corporate Server 4.0
  • MandrakeSoft Mandrake Multi Network Firewall 2.0
  • OpenPKG OpenPKG CURRENT
  • OpenPKG OpenPKG Enterprise E1.0-SOLID
  • RedHat Application Stack v1 for EL AS 4
  • RedHat Application Stack v1 for EL ES 4
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 3 Desktop
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 4 AS
  • RedHat Enterprise Linux 4 ES
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 4.5.z AS
  • RedHat Enterprise Linux 4.5.z ES
  • RedHat Enterprise Linux 4.6.z ES
  • RedHat Enterprise Linux 4.6.z AS
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5 Client Workstation
  • RedHat Enterprise Linux 5 Client
  • RedHat Enterprise Linux 5 Server
  • RedHat Enterprise Linux 5.1.z EUS
  • RedHat Enterprise Linux Desktop 5.0
  • Turbolinux Turbolinux 10 Desktop
  • Turbolinux Turbolinux 10 F...
  • Turbolinux Turbolinux 10 Server
  • Turbolinux Turbolinux 10 Server x64 Ed
  • Turbolinux Turbolinux FUJI
  • Turbolinux Turbolinux Home
  • Turbolinux Turbolinux Multimedia
  • Turbolinux Turbolinux Personal
  • Turbolinux Turbolinux Appliance Server 2.0

Reported:

May 16, 2007

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