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CVE-2022-48990

drm/amdgpu: fix use-after-free during gpu recovery PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix use-after-free during gpu recovery [Why] [ 754.862560] refcount_t: underflow; use-after-free. [ 754.862898] Call Trace: [ 754.862903] <TASK> [ 754.862913] amdgpu_job_free_cb+0xc2/0xe1 [amdgpu] [ 754.863543] drm_sched_main.cold+0x34/0x39 [amd_sched] [How] The fw_fence may be not init, check whether dma_fence_init is performed before job free

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected f6a3f66063ca39e7ee5fcee59e889c5ec4de9dc0 before d2a89cd942edd50c1e652004fd64019be78b0a96; affected f6a3f66063ca39e7ee5fcee59e889c5ec4de9dc0 before 3cb93f390453cde4d6afda1587aaa00e75e09617
Linux / Linuxaffected 6.0; unaffected 0 before 6.0; unaffected 6.0.13 through 6.0.*; unaffected 6.1 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.