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Bug 297045 (CVE-2009-4138)

Summary: Kernel: firewire: ohci: handle receive packets with a data length of zero (CVE-2009-4138)
Product: Gentoo Security Reporter: Bjoern Tropf (RETIRED) <asym>
Component: KernelAssignee: Gentoo Security <security>
Status: RESOLVED FIXED    
Severity: normal    
Priority: High    
Version: unspecified   
Hardware: All   
OS: Linux   
URL: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=8c0c0cc2d9f4c523fde04bdfe41e4380dec8ee54
Whiteboard: [linux <2.6.27.42] [linux >=2.6.28 <2.6.31.9]
Package list:
Runtime testing required: ---

Description Bjoern Tropf (RETIRED) gentoo-dev 2009-12-15 15:25:14 UTC
Cve pending...
Comment 1 Stefan Behte (RETIRED) gentoo-dev Security 2009-12-18 02:22:39 UTC
CVE-2009-4138 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-4138):
  drivers/firewire/ohci.c in the Linux kernel before 2.6.32-git9, when
  packet-per-buffer mode is used, allows local users to cause a denial
  of service (NULL pointer dereference and system crash) or possibly
  have unknown other impact via an unspecified ioctl associated with
  receiving an ISO packet that contains zero in the payload-length
  field.