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NetBSD libc "strfmon()" Multiple Integer Overflow Vulnerabilities


Title : NetBSD libc "strfmon()" Multiple Integer Overflow Vulnerabilities
Advisory ID : FrSIRT/ADV-2008-1011
CVE ID : CVE-2008-1391
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2008-03-28

Advisory Details

 
  Description
  Affected Products
  Solution
  References
Technical Description    Receive FrSIRT alerts in a Text format  Receive FrSIRT alerts in a PDF format  Receive FrSIRT alerts in an XML format  Receive FrSIRT notifications by SMS 

Multiple vulnerabilities have been identified in NetBSD, which could be exploited by attackers to cause a denial of service or execute arbitrary code. These issues are caused by integer overflow errors in the libc "strfmon()" function when processing malformed arguments, which could be exploited by attackers to crash or compromise an affected system.

Credits

Vulnerabilities reported by Maksymilian Arciemowicz.

ChangeLog

2008-03-28 : Initial release
2008-04-22 : Updated Solution

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