libpng png_handle_tRNS() Buffer Overflow May Let Remote Users Execute Arbitrary Code
|
|
SecurityTracker Alert ID: 1011848 |
|
SecurityTracker URL: http://securitytracker.com/id/1011848
|
|
CVE Reference:
GENERIC-MAP-NOMATCH
(Links to External Site)
|
Updated: Oct 21 2004
|
Original Entry Date: Oct 21 2004
|
Impact:
Execution of arbitrary code via network, User access via network
|
Fix Available: Yes Vendor Confirmed: Yes
|
|
Description:
A buffer overflow vulnerability was reported in libpng. A remote user may be able to execute arbitrary code on the target system.
Debian reported that an image with certain height or width values can trigger an overflow in the png_handle_tRNS() function in pngrutil.c.
|
Impact:
A remote user may be able to execute arbitrary code on a system that uses libpng.
|
Solution:
Versions 1.0.17 and 1.2.7 include the fix and are available at:
http://sourceforge.net/project/showfiles.php?group_id=5624
[Editor's note: The fix may have been introduced into earlier versions.]
|
Vendor URL: libpng.sourceforge.net/ (Links to External Site)
|
Cause:
Boundary error
|
Underlying OS:
Linux (Any), UNIX (Any)
|
|
Message History:
None.
|
Source Message Contents
|
Date: Thu, 21 Oct 2004 01:54:37 -0400
Subject: [none]
|
A buffer overflow vulnerability was reported in libpng.
The flaw resides in the png_handle_tRNS() function in pngrutil.c.
CVE: CAN-2004-0954
|
|
