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USN-1383-1: Linux kernel (OMAP4) vulnerabilities

6 March 2012

Several security issues were fixed in the kernel.

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

Releases

Packages

Details

Aristide Fattori and Roberto Paleari reported a flaw in the Linux kernel's
handling of IPv4 icmp packets. A remote user could exploit this to cause a
denial of service. (CVE-2011-1927)

Dan Rosenberg reported an error in the old ABI compatibility layer of ARM
kernels. A local attacker could exploit this flaw to cause a denial of
service or gain root privileges. (CVE-2011-1759)

Ben Hutchings reported a flaw in the kernel's handling of corrupt LDM
partitions. A local user could exploit this to cause a denial of service or
escalate privileges. (CVE-2011-2182)

The linux kernel did not properly account for PTE pages when deciding which
task to kill in out of memory conditions. A local, unprivileged could
exploit this flaw to cause a denial of service. (CVE-2011-2498)

A flaw was discovered in the TOMOYO LSM's handling of mount system calls.
An unprivileged user could oops the system causing a denial of service.
(CVE-2011-2518)

A flaw was discovered in the Linux kernel's AppArmor security interface
when invalid information was written to it. An unprivileged local user
could use this to cause a denial of service on the system. (CVE-2011-3619)

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 11.04

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

Related notices

  • USN-1341-1: linux-image-2.6.35-32-powerpc, linux-image-2.6.35-32-generic, linux-image-2.6.35-32-virtual, linux-image-2.6.35-32-omap, linux-image-2.6.35-32-server, linux-image-2.6.35-32-versatile, linux-image-2.6.35-32-generic-pae, linux, linux-image-2.6.35-32-powerpc-smp, linux-image-2.6.35-32-powerpc64-smp
  • USN-1332-1: linux-image-2.6.35-32-generic, linux-image-2.6.35-32-virtual, linux-image-2.6.35-32-server, linux-lts-backport-maverick, linux-image-2.6.35-32-generic-pae
  • USN-1168-1: linux-image-2.6.32-33-sparc64-smp, linux-image-2.6.32-33-generic, linux-image-2.6.32-33-powerpc-smp, linux-image-2.6.32-33-sparc64, linux-image-2.6.32-33-versatile, linux-image-2.6.32-33-server, linux-image-2.6.32-33-powerpc64-smp, linux-image-2.6.32-33-preempt, linux-image-2.6.32-33-386, linux-image-2.6.32-33-virtual, linux-image-2.6.32-33-ia64, linux, linux-image-2.6.32-33-generic-pae, linux-image-2.6.32-33-powerpc, linux-image-2.6.32-33-lpia
  • USN-1162-1: linux-mvl-dove, linux-image-2.6.32-217-dove
  • USN-1167-1: linux-image-2.6.38-10-generic-pae, linux-image-2.6.38-10-powerpc64-smp, linux-image-2.6.38-10-virtual, linux-image-2.6.38-10-powerpc-smp, linux-image-2.6.38-10-server, linux-image-2.6.38-10-versatile, linux-image-2.6.38-10-omap, linux-image-2.6.38-10-generic, linux-image-2.6.38-10-powerpc, linux
  • USN-1394-1: linux-ti-omap4, linux-image-2.6.35-903-omap4
  • USN-1161-1: linux-ec2, linux-image-2.6.32-317-ec2
  • USN-1159-1: linux-image-2.6.32-417-dove, linux-mvl-dove
  • USN-1386-1: linux-image-2.6.38-13-server, linux-image-2.6.38-13-generic-pae, linux-image-2.6.38-13-generic, linux-lts-backport-natty, linux-image-2.6.38-13-virtual
  • USN-1380-1: linux-image-2.6.38-13-generic-pae, linux-image-2.6.38-13-server, linux-image-2.6.38-13-versatile, linux-image-2.6.38-13-generic, linux-image-2.6.38-13-powerpc, linux-image-2.6.38-13-powerpc-smp, linux-image-2.6.38-13-powerpc64-smp, linux, linux-image-2.6.38-13-virtual, linux-image-2.6.38-13-omap
  • USN-1379-1: linux-image-2.6.35-32-powerpc, linux-image-2.6.35-32-generic, linux-image-2.6.35-32-virtual, linux-image-2.6.35-32-omap, linux-image-2.6.35-32-server, linux-image-2.6.35-32-versatile, linux-image-2.6.35-32-generic-pae, linux, linux-image-2.6.35-32-powerpc-smp, linux-image-2.6.35-32-powerpc64-smp
  • USN-1387-1: linux-image-2.6.35-32-generic, linux-image-2.6.35-32-virtual, linux-image-2.6.35-32-server, linux-lts-backport-maverick, linux-image-2.6.35-32-generic-pae
  • USN-1203-1: linux-image-2.6.32-218-dove, linux-mvl-dove
  • USN-1218-1: linux-image-2.6.32-34-versatile, linux-image-2.6.32-34-generic-pae, linux-image-2.6.32-34-powerpc-smp, linux-image-2.6.32-34-powerpc, linux-image-2.6.32-34-powerpc64-smp, linux-image-2.6.32-34-ia64, linux-image-2.6.32-34-preempt, linux-image-2.6.32-34-lpia, linux-image-2.6.32-34-server, linux-image-2.6.32-34-sparc64-smp, linux-image-2.6.32-34-generic, linux-image-2.6.32-34-virtual, linux-image-2.6.32-34-386, linux, linux-image-2.6.32-34-sparc64
  • USN-1208-1: linux-image-2.6.32-418-dove, linux-mvl-dove
  • USN-1392-1: linux-image-2.6.31-612-imx51, linux-fsl-imx51
  • USN-1256-1: linux-image-2.6.38-12-generic, linux-image-2.6.38-12-server, linux-image-2.6.38-12-virtual, linux-lts-backport-natty, linux-image-2.6.38-12-generic-pae
  • USN-1390-1: linux-image-2.6.24-31-virtual, linux-image-2.6.24-31-sparc64, linux-image-2.6.24-31-386, linux-image-2.6.24-31-lpiacompat, linux-image-2.6.24-31-lpia, linux-image-2.6.24-31-server, linux-image-2.6.24-31-mckinley, linux-image-2.6.24-31-xen, linux-image-2.6.24-31-rt, linux-image-2.6.24-31-generic, linux-image-2.6.24-31-hppa64, linux-image-2.6.24-31-sparc64-smp, linux-image-2.6.24-31-powerpc64-smp, linux-image-2.6.24-31-itanium, linux-image-2.6.24-31-hppa32, linux, linux-image-2.6.24-31-powerpc, linux-image-2.6.24-31-openvz, linux-image-2.6.24-31-powerpc-smp
  • USN-1216-1: linux-ec2, linux-image-2.6.32-318-ec2
  • USN-1193-1: linux-image-2.6.38-11-omap, linux-image-2.6.38-11-powerpc, linux-image-2.6.38-11-generic-pae, linux-image-2.6.38-11-server, linux-image-2.6.38-11-virtual, linux-image-2.6.38-11-versatile, linux-image-2.6.38-11-powerpc64-smp, linux, linux-image-2.6.38-11-powerpc-smp, linux-image-2.6.38-11-generic