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6 items tagged "andy whitcroft"

Related tags: ubuntu [+], security modules [+], security [+], permission checks [+], user [+], programmable interval timer [+], notice [+], linux security [+]

• February 13, 2012
• 13:10

  Ubuntu Security Notice USN-1364-1

   » ‎ Packet Storm Security Advisories
  Ubuntu Security Notice 1364-1 - A flaw was discovered in the XFS filesystem. If a local user mounts a specially crafted XFS image it could potential execute arbitrary code on the system. Andy Whitcroft discovered a that the Overlayfs filesystem was not doing the extended permission checks needed by cgroups and Linux Security Modules (LSMs). A local user could exploit this to by-pass security policy and access files that should not be accessible. Various other issues were also addressed.

  Tags:  ubuntu notice security andy-whitcroft permission-checks security-modules linux-security  

• 13:10

  Ubuntu Security Notice USN-1364-1

   » ‎ Packet Storm Security Recent Files
  Ubuntu Security Notice 1364-1 - A flaw was discovered in the XFS filesystem. If a local user mounts a specially crafted XFS image it could potential execute arbitrary code on the system. Andy Whitcroft discovered a that the Overlayfs filesystem was not doing the extended permission checks needed by cgroups and Linux Security Modules (LSMs). A local user could exploit this to by-pass security policy and access files that should not be accessible. Various other issues were also addressed.

  Tags:  ubuntu notice security andy-whitcroft permission-checks security-modules linux-security  

• 13:10

  Ubuntu Security Notice USN-1364-1

   » ‎ Packet Storm Security Misc. Files
  Ubuntu Security Notice 1364-1 - A flaw was discovered in the XFS filesystem. If a local user mounts a specially crafted XFS image it could potential execute arbitrary code on the system. Andy Whitcroft discovered a that the Overlayfs filesystem was not doing the extended permission checks needed by cgroups and Linux Security Modules (LSMs). A local user could exploit this to by-pass security policy and access files that should not be accessible. Various other issues were also addressed.

  Tags:  ubuntu notice security andy-whitcroft permission-checks security-modules linux-security  

• 13:10

  Ubuntu Security Notice USN-1363-1

   » ‎ Packet Storm Security Advisories
  Ubuntu Security Notice 1363-1 - A flaw was found in KVM's Programmable Interval Timer (PIT). When a virtual interrupt control is not available a local user could use this to cause a denial of service by starting a timer. A flaw was discovered in the XFS filesystem. If a local user mounts a specially crafted XFS image it could potential execute arbitrary code on the system. Andy Whitcroft discovered a that the Overlayfs filesystem was not doing the extended permission checks needed by cgroups and Linux Security Modules (LSMs). A local user could exploit this to by-pass security policy and access files that should not be accessible. Various other issues were also addressed.

  Tags:  user ubuntu security andy-whitcroft programmable-interval-timer permission-checks security-modules  

• 13:10

  Ubuntu Security Notice USN-1363-1

   » ‎ Packet Storm Security Recent Files
  Ubuntu Security Notice 1363-1 - A flaw was found in KVM's Programmable Interval Timer (PIT). When a virtual interrupt control is not available a local user could use this to cause a denial of service by starting a timer. A flaw was discovered in the XFS filesystem. If a local user mounts a specially crafted XFS image it could potential execute arbitrary code on the system. Andy Whitcroft discovered a that the Overlayfs filesystem was not doing the extended permission checks needed by cgroups and Linux Security Modules (LSMs). A local user could exploit this to by-pass security policy and access files that should not be accessible. Various other issues were also addressed.

  Tags:  user ubuntu security andy-whitcroft programmable-interval-timer permission-checks security-modules  

• 13:10

  Ubuntu Security Notice USN-1363-1

   » ‎ Packet Storm Security Misc. Files
  Ubuntu Security Notice 1363-1 - A flaw was found in KVM's Programmable Interval Timer (PIT). When a virtual interrupt control is not available a local user could use this to cause a denial of service by starting a timer. A flaw was discovered in the XFS filesystem. If a local user mounts a specially crafted XFS image it could potential execute arbitrary code on the system. Andy Whitcroft discovered a that the Overlayfs filesystem was not doing the extended permission checks needed by cgroups and Linux Security Modules (LSMs). A local user could exploit this to by-pass security policy and access files that should not be accessible. Various other issues were also addressed.

  Tags:  user ubuntu security andy-whitcroft programmable-interval-timer permission-checks security-modules