drm/amdgpu: fix use-after-free during gpu recovery
Published Oct 21, 2024
7.8
HIGHCVSS 3.1
EPSS 0.24%
Description
[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 products
-
- Version StatusaffectedConstraints
- Version StatusaffectedConstraints
- Version
-
- Version 6.0StatusaffectedConstraints-
- Version 0StatusunaffectedConstraints<6.0
- Version 6.0.13StatusunaffectedConstraints<=6.0.*
- Version 6.1StatusunaffectedConstraints<=*
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
- < 6.0.13
- 6.1
- 6.1
- 6.1
- 6.1
- 6.1
- 6.1
No data.
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Out of support scope
Red Hat Enterprise Linux 7
kernel-rt
Out of support scope
Red Hat Enterprise Linux 8
kernel
Fix deferred
Red Hat Enterprise Linux 8
kernel-rt
Fix deferred
Red Hat Enterprise Linux 9
kernel
Fix deferred
Red Hat Enterprise Linux 9
kernel-rt
Fix deferred
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Out of support scope | n/a |
| Red Hat Enterprise Linux 7 | kernel-rt | Out of support scope | n/a |
| Red Hat Enterprise Linux 8 | kernel | Fix deferred | n/a |
| Red Hat Enterprise Linux 8 | kernel-rt | Fix deferred | n/a |
| Red Hat Enterprise Linux 9 | kernel | Fix deferred | n/a |
| Red Hat Enterprise Linux 9 | kernel-rt | Fix deferred | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue is considered to be a moderate impact flaw, as the exploitation for this will need an ADMIN (or ROOT) privilege (PR:H).
Red Hat mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Oct 22, 2024 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
Score over time
2024-2026- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (5 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 0.24% (0.00240) | 13.67th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.23% (0.00234) | 14.04th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.02% (0.00024) | 3.76th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00043) | 10.81th | v3 (v2023.03.01) |
| Oct 22, 2024 | 0.04% (0.00043) | 9.71th | v3 (v2023.03.01) |
References (7)
- https://access.redhat.com/security/cve/CVE-2022-48990 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2320732 Issue Tracking
- https://git.kernel.org/stable/c/3cb93f390453cde4d6afda1587aaa00e75e09617 Patch
- https://git.kernel.org/stable/c/d2a89cd942edd50c1e652004fd64019be78b0a96 Patch
- https://lore.kernel.org/linux-cve-announce/2024102148-CVE-2022-48990-1cf1@gregkh/T
- https://nvd.nist.gov/vuln/detail/CVE-2022-48990
- https://www.cve.org/CVERecord?id=CVE-2022-48990
Change history (0)
No recorded changes yet.