CVE-2024-46779: drm/imagination: Free pvr_vm_gpuva after unlink
In the Linux kernel, the following vulnerability has been resolved:
drm/imagination: Free pvrvmgpuva after unlink
This caused a measurable memory leak. Although the individual allocations are small, the leaks occurs in a high-usage codepath (remapping or unmapping device memory) so they add up quickly.
Other sources
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— Launchpad
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2024-46779?
CVE-2024-46779 is classified as a medium severity vulnerability due to the potential for a memory leak in the Linux kernel.
How do I fix CVE-2024-46779?
To mitigate CVE-2024-46779, users should upgrade to patched versions such as 5.10.223-1, 5.10.226-1, or any version after 6.12.11-1 of the Linux kernel.
Which Linux kernel versions are affected by CVE-2024-46779?
CVE-2024-46779 affects Linux kernel versions from 6.8 up to 6.10.10, as well as specific release candidates of 6.11.
Is CVE-2024-46779 related to device memory management?
Yes, CVE-2024-46779 involves a vulnerability in the Linux kernel's handling of device memory, particularly during remapping or unmapping operations.
What should I do if I cannot upgrade due to compatibility issues related to CVE-2024-46779?
If upgrading is not possible, monitor your system for abnormal memory usage, and consider applying additional security measures until an upgrade is feasible.