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CVE-2011-3346

Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen,...

4.0 MediumFix available

Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen, might allow local guest users with permission to access the CD-ROM to cause a denial of service (guest crash) via a crafted SAI READ CAPACITY SCSI command. NOTE: this is only a vulnerability when root has manually modified certain permissions or ACLs.

Exploit likelihood

0.49%Down 0.5 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.0

Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen, might allow local guest users with permission to access the CD-ROM to cause a denial of service (guest crash) via a crafted SAI READ CAPACITY SCSI command. NOTE: this is only a vulnerability when root has manually modified certain permissions or ACLs.

Record
CVE-2011-3346
CVSS 2.0
4.0 MediumAV:L/AC:H/Au:N/C:N/I:N/A:C
Weakness
CWE-119
Updated
2026-11-02
CVE List No score

Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen, might allow local guest users with permission to access the CD-ROM to cause a denial of service (guest crash) via a crafted SAI READ CAPACITY SCSI command. NOTE: this is only a vulnerability when root has manually modified certain permissions or ACLs.

Record
CVE-2011-3346
Updated
2026-11-02
EUVDEUVD-2011-3310 No score

Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen, might allow local guest users with permission to access the CD-ROM to cause a denial of service (guest crash) via a crafted SAI READ CAPACITY SCSI command. NOTE: this is only a vulnerability when root has manually modified certain permissions or ACLs.

Record
EUVD-2011-3310
Updated
2026-11-03
GitHub AdvisoriesGHSA-q6jm-gv84-4cp6 No score

Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen,...

Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen, might allow local guest users with permission to access the CD-ROM to cause a denial of service (guest crash) via a crafted SAI READ CAPACITY SCSI command. NOTE: this is only a vulnerability when root has manually modified certain permissions or ACLs.

Record
GHSA-q6jm-gv84-4cp6
Weakness
CWE-119
Updated
2026-11-02
OSVBELL-CVE-2011-3346 4.0

CVE-2011-3346 does not affect BellSoft software

Record
BELL-CVE-2011-3346
CVSS 2.0
4.0 MediumAV:L/AC:H/Au:N/C:N/I:N/A:C
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
xen
Red Hat:enterprise_linux:5::client
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen-debuginfo
Red Hat:enterprise_linux:5::client
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen-libs
Red Hat:enterprise_linux:5::client
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen
Red Hat:rhel_virtualization:5::client
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen-debuginfo
Red Hat:rhel_virtualization:5::client
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen-devel
Red Hat:rhel_virtualization:5::client
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen
Red Hat:enterprise_linux:5::server
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen-debuginfo
Red Hat:enterprise_linux:5::server
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen-libs
Red Hat:enterprise_linux:5::server
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen
Red Hat:rhel_virtualization:5::server
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen-debuginfo
Red Hat:rhel_virtualization:5::server
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2
xen-devel
Red Hat:rhel_virtualization:5::server
 before 0:3.0.3-132.el5_7.2
0:3.0.3-132.el5_7.2

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-3346 is a medium vulnerability (CVSS 4.0) in Qemu, published April 1, 2014. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.49%, the 42nd percentile. Fixed in xen 0:3.0.3-132.el5_7.2.

References

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