CVE-2022-48990 (GCVE-0-2022-48990)

Vulnerability from cvelistv5 – Published: 2024-10-21 20:06 – Updated: 2025-05-21 08:44
VLAI?
Title
drm/amdgpu: fix use-after-free during gpu recovery
Summary
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
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: f6a3f66063ca39e7ee5fcee59e889c5ec4de9dc0 , < d2a89cd942edd50c1e652004fd64019be78b0a96 (git)
Affected: f6a3f66063ca39e7ee5fcee59e889c5ec4de9dc0 , < 3cb93f390453cde4d6afda1587aaa00e75e09617 (git)
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    Linux Linux Affected: 6.0
Unaffected: 0 , < 6.0 (semver)
Unaffected: 6.0.13 , ≤ 6.0.* (semver)
Unaffected: 6.1 , ≤ * (original_commit_for_fix)
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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
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