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Bug 325573 (CVE-2010-1446) - Kernel: KGDB arbitrary kernel memory ovewriting (CVE-2010-1446)
Summary: Kernel: KGDB arbitrary kernel memory ovewriting (CVE-2010-1446)
Status: RESOLVED FIXED
Alias: CVE-2010-1446
Product: Gentoo Security
Classification: Unclassified
Component: Kernel (show other bugs)
Hardware: All Linux
: High normal (vote)
Assignee: Gentoo Security
URL:
Whiteboard: [ linux < 2.6.33 PPC ]
Keywords:
Depends on:
Blocks:
 
Reported: 2010-06-25 19:57 UTC by Stefan Behte (RETIRED)
Modified: 2013-09-15 19:39 UTC (History)
3 users (show)

See Also:
Package list:
Runtime testing required: ---

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Description Stefan Behte (RETIRED) gentoo-dev Security 2010-06-25 19:57:43 UTC 
CVE-2010-1446 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-1446):
  arch/powerpc/mm/fsl_booke_mmu.c in KGDB in the Linux kernel 2.6.30
  and other versions before 2.6.33, when running on PowerPC, does not
  properly perform a security check for access to a kernel page, which
  allows local users to overwrite arbitrary kernel memory, related to
  Fsl booke.
Comment 1 Stefan Behte (RETIRED) gentoo-dev Security 2010-06-25 21:36:19 UTC 
CVE-2010-1446 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-1446):
  arch/powerpc/mm/fsl_booke_mmu.c in KGDB in the Linux kernel 2.6.30
  and other versions before 2.6.33, when running on PowerPC, does not
  properly perform a security check for access to a kernel page, which
  allows local users to overwrite arbitrary kernel memory, related to
  Fsl booke.
Comment 2 Anthony Basile gentoo-dev 2010-06-26 00:55:20 UTC 
Of the hardened sources, it looks like only hardened-sources-2.6.32-r7 may be vulnerable.  It is based on 2.6.32.13.