CVE Database›CVE-2014-8106

CVE-2014-8106

qemu: cirrus: insufficient blit region checks

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Severity

Important

Red Hat Product Security

4.9

CVSS 2.0

Review impact separately from score.

Published · December 4, 2014

Updated · June 28, 2026

Description

It was found that the Cirrus blit region checks were insufficient. A privileged guest user could use this flaw to write outside of VRAM-allocated buffer boundaries in the host's QEMU process address space with attacker-provided data.

Statement

This issue affects the qemu-kvm packages as shipped with Red Hat Enterprise Linux 6, a future update may address this flaw.

This issue affects the kvm packages as shipped with Red Hat Enterprise Linux 5. Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and maintenance life cycle. This issue is currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 4.9
AV:A/AC:M/Au:S/C:P/I:P/A:P

CWE-805 · Buffer Access with Incorrect Length Value