CVE-2026-72327

drm/v3d: Reject invalid indirect BO handle in indirect CSD setup

N/A
Published: August 15, 2026 at 05:55 AM UTC
Updated: August 17, 2026 at 06:18 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Reject invalid indirect BO handle in indirect CSD setup v3d_get_cpu_indirect_csd_params() looks up the indirect buffer object from a userspace-supplied handle but never checks the result. A bogus or stale handle makes drm_gem_object_lookup() return NULL, which is then stored in info->indirect and only dereferenced later when the indirect CSD job runs, turning a userspace mistake into a NULL pointer dereference in the kernel. Bail out with -ENOENT as soon as the lookup fails, so the bad handle is rejected at submission time.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

6.8 ≤ v < 6.12.976.8 ≤ v < 6.18.406.8 ≤ v < 7.1.56.8 ≤ v < 7.218b8413b25b7070fa2e55858a2c808e6909581d06.8
Vendor states this is fixed in 2f8b8593c7832fad655290cef9e99af05b1b52b3 (fixed)
Vendor states this is fixed in 5d65dade4d84913d1879f3db6a12ac007e08314b (fixed)
Vendor states this is fixed in 762116dfa72865c82151970960f7cf34f44b21c8 (fixed)
Vendor states this is fixed in 7c27f630dc78b673e136cab7d410399a1c52146a (fixed)
Vendor states this is fixed in 6.12.97 (unaffected)
Vendor states this is fixed in 6.18.40 (unaffected)
Vendor states this is fixed in 6.8 (unaffected)
Vendor states this is fixed in 7.1.5 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

Quick Info

StatusRECEIVED

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