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LOW

kernel: drm/radeon/kms: check AA resolve registers on r300

Published Feb 28, 2011

Description

The Radeon GPU drivers in the Linux kernel before 2.6.38-rc5 do not properly validate data related to the AA resolve registers, which allows local users to write to arbitrary memory locations associated with (1) Video RAM (aka VRAM) or (2) the Graphics Translation Table (GTT) via crafted values.

Affected products

Remediation

Red Hat statement

This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 4, 5, and Red Hat Enterprise MRG as they did not backport the upstream commits fff1ce4d and 45e4039c that introduced this issue. This has been addressed in Red Hat Enterprise Linux 6 via https://rhn.redhat.com/errata/RHSA-2011-0498.html.

Metrics

References (11)

Change history (0)

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Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Feb 28, 2011
Updated Aug 6, 2024
Reserved Feb 14, 2011
NVD
Status Modified
Modified Jun 16, 2026
Red Hat
Severity Important
Public date Feb 14, 2011