Vulnerability CVE-2007-5378
Published: 2007-10-11   Modified: 2012-02-12

Description:
Buffer overflow in the FileReadGIF function in tkImgGIF.c for Tk Toolkit 8.4.12 and earlier, and 8.3.5 and earlier, allows user-assisted attackers to cause a denial of service (segmentation fault) via an animated GIF in which the first subimage is smaller than a subsequent subimage, which triggers the overflow in the ReadImage function, a different vulnerability than CVE-2007-5137.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Tcl tk -> Tk toolkit 

 References:
http://sunsolve.sun.com/search/document.do?assetkey=1-26-237465-1
http://www.attrition.org/pipermail/vim/2007-October/001826.html
http://www.debian.org/security/2007/dsa-1415
http://www.debian.org/security/2007/dsa-1416
http://www.debian.org/security/2009/dsa-1743
http://www.mandriva.com/security/advisories?name=MDKSA-2007:200
http://www.redhat.com/support/errata/RHSA-2008-0134.html
http://www.redhat.com/support/errata/RHSA-2008-0135.html
http://www.securityfocus.com/archive/1/493080/100/0/threaded
http://www.securityfocus.com/bid/26056
http://www.ubuntu.com/usn/usn-529-1
http://www.vmware.com/security/advisories/VMSA-2008-0009.html
http://www.vupen.com/english/advisories/2008/1456/references
http://www.vupen.com/english/advisories/2008/1744
https://exchange.xforce.ibmcloud.com/vulnerabilities/37189
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9480
https://sourceforge.net/tracker/?func=detail&atid=112997&aid=1458234&group_id=12997
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