7.8

CVE-2026-43498

accel/ivpu: Disallow re-exporting imported GEM objects

In the Linux kernel, the following vulnerability has been resolved:

accel/ivpu: Disallow re-exporting imported GEM objects

Prevent re-exporting of imported GEM buffers by adding a custom
prime_handle_to_fd callback that checks if the object is imported
and returns -EOPNOTSUPP if so.

Re-exporting imported GEM buffers causes loss of buffer flags settings,
leading to incorrect device access and data corruption.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 6.19 < 7.0.7
Linux ≫ Linux Kernel Version7.1 Updaterc1
Linux ≫ Linux Kernel Version7.1 Updaterc2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.11% 0.017
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
416baaa9-dc9f-4396-8d5f-8c081fb06d67 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://git.kernel.org/stable/c/3756043dd695bba34cc728cdc5688dcb49ac8043
Patch
https://git.kernel.org/stable/c/7dd57d7a6350770dfc283287125c409e995200e0
Patch