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Fencer Vulns
low 2.1

CVE-2008-1945 json

QEMU 0.9.0 does not properly handle changes to removable media, which allows guest OS users to read arbitrary files on the host OS by using…

published 2008-08-08 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-1944

cvss
2.1
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 40%
public exploits
0
none known

Summary

QEMU 0.9.0 does not properly handle changes to removable media, which allows guest OS users to read arbitrary files on the host OS by using the diskformat: parameter in the -usbdevice option to modify the disk-image header to identify a different format, a related issue to CVE-2008-2004.

Patch / fix

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

debian advisories DEBIAN-CVE-2008-1945

  • xen RHEL 5 VIRTUALIZATION, RHEL 5 3.0.3-64.el5_2.3
  • xen-libs RHEL 5 3.0.3-64.el5_2.3

red hat advisories RHSA-2008:0892

  • qemu openSUSE Tumbleweed 2.6.1-1.5
  • qemu-linux-user openSUSE Tumbleweed 2.6.1-1.5

opensuse advisories openSUSE-SU-2024:10233-1openSUSE-SU-2024:10285-1

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-2008-1945 updated

qemu/kvm/xen: add image format options for USB storage and removable media

  • Red Hat Enterprise Linux (v. 5 server) xen 3.0.3-64.el5_2.3, xen-libs 3.0.3-64.el5_2.3 Red Hat Enterprise Linux Desktop (v. 5 client) xen 3.0.3-64.el5_2.3, xen-libs 3.0.3-64.el5_2.3 Red Hat Enterprise Linux Desktop Multi OS (v. 5 client) xen 3.0.3-64.el5_2.3, xen-libs 3.0.3-64.el5_2.3 Red Hat Enterprise Linux Virtualization (v. 5 server) xen 3.0.3-64.el5_2.3, xen-libs 3.0.3-64.el5_2.3
    fixed: vendor fix RHSA-2008:0892

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

0.47% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

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.