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USN-1490-1: Linux kernel (Natty backport) vulnerabilities

29 June 2012

Several security issues were fixed in the kernel.

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Releases

Packages

Details

Stephan Mueller reported a flaw in the Linux kernel's dl2k network driver's
handling of ioctls. An unprivileged local user could leverage this flaw to
cause a denial of service. (CVE-2012-2313)

Timo Warns reported multiple flaws in the Linux kernel's hfsplus
filesystem. An unprivileged local user could exploit these flaws to gain
root system priviliges. (CVE-2012-2319)

A flaw was discovered in the Linux kernel's NFSv4 (Network file system)
handling of ACLs (access control lists). A remote NFS server (attacker)
could cause a denial of service (OOPS). (CVE-2012-2375)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 10.04

After a standard system update you need to reboot your computer to make
all the necessary changes.

Related notices

  • USN-1474-1: linux-ti-omap4, linux-image-3.2.0-1414-omap4
  • USN-1476-1: linux-ti-omap4, linux-image-3.0.0-1211-omap4
  • USN-1472-1: linux-image-3.0.0-21-powerpc, linux-image-3.0.0-21-powerpc64-smp, linux-image-3.0.0-21-generic-pae, linux, linux-image-3.0.0-21-powerpc-smp, linux-image-3.0.0-21-server, linux-image-3.0.0-21-virtual, linux-image-3.0.0-21-omap, linux-image-3.0.0-21-generic
  • USN-1491-1: linux-ec2, linux-image-2.6.32-345-ec2
  • USN-1473-1: linux-image-3.2.0-25-virtual, linux-image-3.2.0-25-powerpc-smp, linux-image-3.2.0-25-powerpc64-smp, linux-image-3.2.0-25-highbank, linux, linux-image-3.2.0-25-generic-pae, linux-image-3.2.0-25-omap, linux-image-3.2.0-25-generic
  • USN-1493-1: linux-image-2.6.24-31-virtual, linux-image-2.6.24-31-sparc64, linux-image-2.6.24-31-server, linux-image-2.6.24-31-rt, linux-image-2.6.24-31-lpiacompat, linux-image-2.6.24-31-powerpc-smp, linux-image-2.6.24-31-xen, linux-image-2.6.24-31-generic, linux-image-2.6.24-31-sparc64-smp, linux-image-2.6.24-31-lpia, linux-image-2.6.24-31-hppa64, linux-image-2.6.24-31-openvz, linux-image-2.6.24-31-mckinley, linux-image-2.6.24-31-powerpc64-smp, linux-image-2.6.24-31-386, linux-image-2.6.24-31-itanium, linux, linux-image-2.6.24-31-powerpc, linux-image-2.6.24-31-hppa32
  • USN-1471-1: linux-lts-backport-oneiric, linux-image-3.0.0-21-generic-pae, linux-image-3.0.0-21-server, linux-image-3.0.0-21-virtual, linux-image-3.0.0-21-generic
  • USN-1492-1: linux-image-2.6.32-41-generic-pae, linux-image-2.6.32-41-lpia, linux-image-2.6.32-41-preempt, linux-image-2.6.32-41-server, linux-image-2.6.32-41-386, linux-image-2.6.32-41-powerpc, linux-image-2.6.32-41-ia64, linux-image-2.6.32-41-powerpc-smp, linux-image-2.6.32-41-sparc64-smp, linux-image-2.6.32-41-generic, linux-image-2.6.32-41-virtual, linux, linux-image-2.6.32-41-sparc64, linux-image-2.6.32-41-versatile, linux-image-2.6.32-41-powerpc64-smp
  • USN-1488-1: linux-image-2.6.38-15-powerpc-smp, linux-image-2.6.38-15-server, linux-image-2.6.38-15-versatile, linux-image-2.6.38-15-virtual, linux-image-2.6.38-15-powerpc64-smp, linux, linux-image-2.6.38-15-omap, linux-image-2.6.38-15-generic-pae, linux-image-2.6.38-15-generic, linux-image-2.6.38-15-powerpc
  • USN-1530-1: linux-ti-omap4, linux-image-2.6.38-1209-omap4
  • USN-1487-1: linux-image-3.0.0-22-generic-pae, linux-image-3.0.0-22-omap, linux-image-3.0.0-22-powerpc, linux-image-3.0.0-22-generic, linux, linux-image-3.0.0-22-powerpc64-smp, linux-image-3.0.0-22-server, linux-image-3.0.0-22-virtual, linux-image-3.0.0-22-powerpc-smp
  • USN-1486-1: linux-image-3.2.0-26-powerpc-smp, linux-image-3.2.0-26-virtual, linux-image-3.2.0-26-generic, linux-image-3.2.0-26-generic-pae, linux, linux-image-3.2.0-26-highbank, linux-image-3.2.0-26-powerpc64-smp, linux-image-3.2.0-26-omap
  • USN-1499-1: linux-image-3.0.0-1212-omap4, linux-ti-omap4
  • USN-1489-1: linux-image-3.0.0-22-generic-pae, linux-lts-backport-oneiric, linux-image-3.0.0-22-generic, linux-image-3.0.0-22-server, linux-image-3.0.0-22-virtual
  • USN-1494-1: linux-ti-omap4, linux-image-3.2.0-1415-omap4