Opera JPEG processing buffer overflow

opera-jpeg-bo (27318) The risk level is classified as HighHigh Risk

Description:

Opera is vulnerable to a buffer overflow caused by improper bounds checking of JPEG images. By creating a malicious Web page containing an embedded JPEG image with overly large height or width attributes, a remote attacker could overflow a buffer and execute arbitrary code on the system, if the victim could be persuaded to browse to the malicious page.


Consequences:

Gain Access

Remedy:

Upgrade to the latest version of Opera (9.00 or later), available from the Opera Web site. See References.

For SUSE Linux:
Refer to SUSE-SA:2006:038 for patch, upgrade, or suggested workaround information. See References.

References:

  • BugTraq Mailing List, Thu Jun 22 2006 - 09:10:44 CDT : VigilantMinds Advisory: Opera JPEG Processing Integer Overflow Vulnerability (VMSA-20060621-01).
  • Opera Web site: Download Opera Web Browser.
  • BID-18594: Opera Web Browser JPEG Image Handling Remote Buffer Overflow Vulnerability
  • CVE-2006-3198: Integer overflow in Opera 8.54 and earlier allows remote attackers to execute arbitrary code via a JPEG image with large height and width values, which causes less memory to be allocated than intended.
  • SA20787: Opera JPEG Processing Integer Overflow Vulnerability
  • SECTRACK ID: 1016362: Opera Integer Overflow in Processing JPEG Images Lets Remote Users Execute Arbitrary Code
  • SUSE-SA:2006:038: Opera 9.0 security update
  • VUPEN/ADV-2006-2491: Opera Browser JPEG Image Handling Remote Integer Overflow Vulnerability

Platforms Affected:

  • FreeBSD FreeBSD
  • Opera Opera Browser 8.54
  • SUSE SuSE Linux 10.0
  • SUSE SuSE Linux 10.1
  • SUSE SuSE Linux 9.0
  • SUSE SuSE Linux 9.2
  • SUSE SuSE Linux 9.3
  • SuSE SuSE SLES 9

Reported:

Jun 22, 2006

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