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CVE-2023-52930

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CVE-2023-52930

Published: Mar 27, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fix potential bit_17 double-free A userspace with multiple threads racing I915_GEM_SET_TILING to set the tiling to I915_TILING_NONE could trigger a double free of the bit_17 bitmask. (Or conversely leak memory on the transition to tiled.) Move allocation/free'ing of the bitmask within the section protected by the obj lock. [tursulin: Correct fixes tag and added cc stable.] (cherry picked from commit 10e0cbaaf1104f449d695c80bcacf930dcd3c42e)

VendorProductVersions

Linux

Linux

affected
2850748ef8763ab46958e43a4d1c445f29eeb37d - < b591abac78e25269b12e3d7170c99463f8c5cb02
affected
2850748ef8763ab46958e43a4d1c445f29eeb37d - < e3ebc3e23bd9028a8a9a26cbc5985f99be445f65
affected
2850748ef8763ab46958e43a4d1c445f29eeb37d - < 0769f997a7b6d5cb8336db0b4ec3d2d311b8097c
affected
2850748ef8763ab46958e43a4d1c445f29eeb37d - < 7057a8f126f14f14b040faecfa220fd27c6c2f85

Linux

Linux

affected
5.5
unaffected
0 - < 5.5
unaffected
5.10.168 - <= 5.10.*
unaffected
5.15.93 - <= 5.15.*
unaffected
6.1.11 - <= 6.1.*

+1 more versions

References

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