Debian Security Advisory

DSA-1799-1 qemu -- several vulnerabilities

Date Reported:
11 May 2009
Affected Packages:
qemu
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2008-0928, CVE-2008-4539, CVE-2008-1945.
More information:

Several vulnerabilities have been discovered in the QEMU processor emulator. The Common Vulnerabilities and Exposures project identifies the following problems:

  • CVE-2008-0928

    Ian Jackson discovered that range checks of file operations on emulated disk devices were insufficiently enforced.

  • CVE-2008-1945

    It was discovered that an error in the format auto detection of removable media could lead to the disclosure of files in the host system.

  • CVE-2008-4539

    A buffer overflow has been found in the emulation of the Cirrus graphics adaptor.

For the old stable distribution (etch), these problems have been fixed in version 0.8.2-4etch3.

For the stable distribution (lenny), these problems have been fixed in version 0.9.1-10lenny1.

For the unstable distribution (sid), these problems have been fixed in version 0.9.1+svn20081101-1.

We recommend that you upgrade your qemu packages.

Fixed in:

Debian GNU/Linux 4.0 (etch)

Source:
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.8.2-4etch3.diff.gz
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.8.2-4etch3.dsc
AMD64:
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.8.2-4etch3_amd64.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.8.2-4etch3_i386.deb

Debian GNU/Linux 5.0 (lenny)

Source:
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.9.1.orig.tar.gz
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.9.1-10lenny1.diff.gz
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.9.1-10lenny1.dsc
AMD64:
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.9.1-10lenny1_amd64.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.9.1-10lenny1_i386.deb
PowerPC:
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.9.1-10lenny1_powerpc.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/q/qemu/qemu_0.9.1-10lenny1_sparc.deb

MD5 checksums of the listed files are available in the original advisory.