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Red Hat: CVE-2024-40924: kernel: drm/i915/dpt: Make DPT object unshrinkable (Multiple Advisories)

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Red Hat: CVE-2024-40924: kernel: drm/i915/dpt: Make DPT object unshrinkable (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:L/Au:M/C:N/I:N/A:C)
Published
07/12/2024
Created
11/07/2024
Added
11/06/2024
Modified
12/12/2024

Description

In the Linux kernel, the following vulnerability has been resolved: drm/i915/dpt: Make DPT object unshrinkable In some scenarios, the DPT object gets shrunk but the actual framebuffer did not and thus its still there on the DPT's vm->bound_list. Then it tries to rewrite the PTEs via a stale CPU mapping. This causes panic. [vsyrjala: Add TODO comment] (cherry picked from commit 51064d471c53dcc8eddd2333c3f1c1d9131ba36c)

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

References

  • CVE-2024-40924
  • RHSA-2024:8856
  • RHSA-2024:8870
  • RHSA-2024:9315
  • RHSA-2024:9546
  • 查看数 699
  • 已创建
  • 最后回复

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