Ubuntu Security Notices
USN-577-1

USN-577-1: Linux kernel vulnerability

Publication date

12 February 2008

Overview

Linux kernel vulnerability

Releases

7.10 7.04 6.10

Packages

Details

Wojciech Purczynski discovered that the vmsplice system call did
not properly perform verification of user-memory pointers. A local
attacker could exploit this to overwrite arbitrary kernel memory
and gain root privileges. (CVE-2008-0600)

Update instructions

After a standard system upgrade you need to reboot your computer to effect the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release	Package Version
7.10 gutsy	linux-image-2.6.22-14-itanium – 2.6.22-14.52
	linux-image-2.6.22-14-xen – 2.6.22-14.52
	linux-image-2.6.22-14-lpia – 2.6.22-14.52
	linux-image-2.6.22-14-hppa32 – 2.6.22-14.52
	linux-image-2.6.22-14-powerpc-smp – 2.6.22-14.52
	linux-image-2.6.22-14-386 – 2.6.22-14.52
	linux-image-2.6.22-14-mckinley – 2.6.22-14.52
	linux-image-2.6.22-14-sparc64-smp – 2.6.22-14.52
	linux-image-2.6.22-14-sparc64 – 2.6.22-14.52
	linux-image-2.6.22-14-generic – 2.6.22-14.52
	linux-image-2.6.22-14-virtual – 2.6.22-14.52
	linux-image-2.6.22-14-powerpc – 2.6.22-14.52
	linux-image-2.6.22-14-cell – 2.6.22-14.52
	linux-image-2.6.22-14-rt – 2.6.22-14.52
	linux-image-2.6.22-14-hppa64 – 2.6.22-14.52
	linux-image-2.6.22-14-lpiacompat – 2.6.22-14.52
	linux-image-2.6.22-14-ume – 2.6.22-14.52
	linux-image-2.6.22-14-powerpc64-smp – 2.6.22-14.52
	linux-image-2.6.22-14-server – 2.6.22-14.52
7.04 feisty	linux-image-2.6.20-16-386 – 2.6.20-16.35
	linux-image-2.6.20-16-powerpc – 2.6.20-16.35
	linux-image-2.6.20-16-server – 2.6.20-16.35
	linux-image-2.6.20-16-mckinley – 2.6.20-16.35
	linux-image-2.6.20-16-sparc64-smp – 2.6.20-16.35
	linux-image-2.6.20-16-hppa32 – 2.6.20-16.35
	linux-image-2.6.20-16-powerpc64-smp – 2.6.20-16.35
	linux-image-2.6.20-16-itanium – 2.6.20-16.35
	linux-image-2.6.20-16-powerpc-smp – 2.6.20-16.35
	linux-image-2.6.20-16-generic – 2.6.20-16.35
	linux-image-2.6.20-16-sparc64 – 2.6.20-16.35
	linux-image-2.6.20-16-hppa64 – 2.6.20-16.35
	linux-image-2.6.20-16-lowlatency – 2.6.20-16.35
	linux-image-2.6.20-16-server-bigiron – 2.6.20-16.35
6.10 edgy	linux-image-2.6.17-12-mckinley – 2.6.17.1-12.44
	linux-image-2.6.17-12-powerpc64-smp – 2.6.17.1-12.44
	linux-image-2.6.17-12-hppa32 – 2.6.17.1-12.44
	linux-image-2.6.17-12-hppa64 – 2.6.17.1-12.44
	linux-image-2.6.17-12-sparc64-smp – 2.6.17.1-12.44
	linux-image-2.6.17-12-generic – 2.6.17.1-12.44
	linux-image-2.6.17-12-powerpc-smp – 2.6.17.1-12.44
	linux-image-2.6.17-12-386 – 2.6.17.1-12.44
	linux-image-2.6.17-12-server-bigiron – 2.6.17.1-12.44
	linux-image-2.6.17-12-itanium – 2.6.17.1-12.44
	linux-image-2.6.17-12-powerpc – 2.6.17.1-12.44
	linux-image-2.6.17-12-sparc64 – 2.6.17.1-12.44
	linux-image-2.6.17-12-server – 2.6.17.1-12.44

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References

CVE-2008-0600

CVE-2008-0600