Package : linux-2.6
Vulnerability : several
Problem-Type : local
CVE ID : CVE-2007-3731 CVE-2007-3739 CVE-2007-3740 CVE-2007-4573
Several local and remote vulnerabilities have been discovered in the Linux
kernel that may lead to a denial of service or the execution of arbitrary
code. The Common Vulnerabilities and Exposures project identifies the
Evan Teran discovered a potential local denial of service (oops) in
the handling of PTRACE_SETREGS and PTRACE_SINGLESTEP requests.
Adam Litke reported a potential local denial of service (oops) on
powerpc platforms resulting from unchecked VMA expansion into address
space reserved for hugetlb pages.
Steve French reported that CIFS filesystems with CAP_UNIX enabled
were not honoring a process' umask which may lead to unintentinally
Wojciech Purczynski discovered a vulnerability that can be exploitd
by a local user to obtain superuser privileges on x86_64 systems.
This resulted from improper clearing of the high bits of registers
during ia32 system call emulation. This vulnerability is relevant
to the Debian amd64 port as well as users of the i386 port who run
the amd64 linux-image flavour.
Michael Stone reported an issue with the JFFS2 filesystem. Legacy
modes for inodes that were created with POSIX ACL support enabled
were not being written out to the medium, resulting in incorrect
permissions upon remount.
These problems have been fixed in the stable distribution in version
At the time of this advisory, the build for the arm architecture has
not yet completed. This advisory will be updated once the arm build
The following matrix lists additional packages that were rebuilt for
compatibility with or to take advantage of this update:
We recommend that you upgrade your kernel package immediately and reboot
the machine. If you have built a custom kernel from the kernel source
package, you will need to rebuild to take advantage of these fixes.
will fetch the file for you
dpkg -i file.deb
will install the referenced file.
If you are using the apt-get package manager, use the line for
sources.list as given below:
will update the internal database
will install corrected packages
You may use an automated update by adding the resources from the
footer to the proper configuration.
Debian GNU/Linux 4.0 alias etch