USN-2096-1: Linux kernel vulnerability

31 January 2014

The system could be made to crash or run programs as an administrator.

Releases

Packages

  • linux - Linux kernel

Details

Pageexec reported a bug in the Linux kernel's recvmmsg syscall when called
from code using the x32 ABI. An unprivileged local user could exploit this
flaw to cause a denial of service (system crash) or gain administrator
privileges.

Update instructions

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

Ubuntu 13.10

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

References

Related notices

  • USN-2094-1: linux-lts-raring, linux-image-3.8.0-35-generic
  • USN-2095-1: linux-image-3.11.0-15-generic-lpae, linux-lts-saucy, linux-image-3.11.0-15-generic