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Fencer Vulns
medium 4.9

CVE-2008-2004 json

The drive_init function in QEMU 0.9.1 determines the format of a raw disk image based on the header, which allows local guest users to read…

published 2008-05-12 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-2002

cvss
4.9
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits
0
none known

Summary

The drive_init function in QEMU 0.9.1 determines the format of a raw disk image based on the header, which allows local guest users to read arbitrary files on the host by modifying the header to identify a different format, which is used when the guest is restarted.

Patch / fix

  • qemu Debian 14, Debian 13, Debian 12 0.9.1-5

debian advisories DEBIAN-CVE-2008-2004

  • xen RHEL 5 VIRTUALIZATION, RHEL 5 3.0.3-41.el5_1.5
  • xen-libs RHEL 5 3.0.3-41.el5_1.5

red hat advisories RHSA-2008:0194

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2008-2004 updated

qemu/kvm/xen: qemu block format auto-detection vulnerability

  • Red Hat Enterprise Linux (v. 5 server) xen 3.0.3-41.el5_1.5, xen-libs 3.0.3-41.el5_1.5 Red Hat Enterprise Linux Desktop (v. 5 client) xen 3.0.3-41.el5_1.5, xen-libs 3.0.3-41.el5_1.5 Red Hat Enterprise Linux Desktop Multi OS (v. 5 client) xen 3.0.3-41.el5_1.5, xen-libs 3.0.3-41.el5_1.5 Red Hat Enterprise Linux Virtualization (v. 5 server) xen 3.0.3-41.el5_1.5, xen-libs 3.0.3-41.el5_1.5
    fixed: vendor fix RHSA-2008:0194

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • lists.gnu.org http://lists.gnu.org/archive/html/qemu-devel/2008-04/msg00675.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:C/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.