CVE-2023-52867

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2024-05-21. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 4 sources updated this week
7.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.8Exploit: None knownExposed: 0

A fix is available — apply it.

In the Linux kernel, the following vulnerability has been resolved:

drm/radeon: possible buffer overflow

Buffer 'afmt_status' of size 6 could overflow, since index 'afmt_idx' is checked after access.

CVSS v3
7.8
EG Score
7.8(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity78% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
17%
KEV
Not listed

Published

May 21, 2024

Last Modified

August 5, 2026

Advisory Details (9)

Auto-updated Aug 4, 2026
No patch confirmed yet.
generic

drm/radeon: possible buffer overflow - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/112d4b02d94bf9fa4f1d3376587878400dd74783
generic

drm/radeon: possible buffer overflow - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/ddc42881f170f1f518496f5a70447501335fc783
generic

drm/radeon: possible buffer overflow - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/dd05484f99d16715a88eedfca363828ef9a4c2d4
generic

drm/radeon: possible buffer overflow - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/d9b4fa249deaae1145d6fc2b64dae718e5c7a855
generic

drm/radeon: possible buffer overflow - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/caaa74541459c4c9e2c10046cf66ad2890483d0f
generic

drm/radeon: possible buffer overflow - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/7b063c93bece827fde237fae1c101bceeee4e896
generic

drm/radeon: possible buffer overflow - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/347f025a02b3a5d715a0b471fc3b1439c338ad94
generic

drm/radeon: possible buffer overflow - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/341e79f8aec6af6b0061b8171d77b085835c6a58
generic

drm/radeon: possible buffer overflow - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/19534a7a225f1bf2da70a9a90d41d0215f8f6b45

Vendor Advisories for CVE-2023-52867(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Patch Availability(2)

Vendor / EcosystemFixed in / PatchReleasedSource
redhatkernel-0:5.14.0-503.11.1.el9_52024-11-12redhat
linuxKernel @ 4.14.330—osv

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 17× in last 7d / 51× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 127 total refreshes for this CVE.

  1. 2026-08-07 16:25 UTCEPSS rescore
  2. 2026-08-06 13:45 UTCEPSS rescore
  3. 2026-08-05 19:15 UTCEPSS rescore
  4. 2026-08-05 19:15 UTCEPSS rescore
  5. 2026-08-05 10:24 UTCEG score recompute
  6. 2026-08-05 10:24 UTCVendor advisory
  7. 2026-08-05 10:24 UTCGHSA enrichment
  8. 2026-08-04 12:10 UTCEG score recompute
  9. 2026-08-04 12:10 UTCVendor advisory
  10. 2026-08-04 12:10 UTCGHSA enrichment
  11. 2026-08-04 10:36 UTCEPSS rescore
  12. 2026-08-04 09:50 UTCEG score recompute
  13. 2026-08-04 09:50 UTCVendor advisory
  14. 2026-08-04 09:50 UTCGHSA enrichment
  15. 2026-08-03 10:34 UTCEPSS rescore
  16. 2026-08-02 02:25 UTCEPSS rescore
  17. 2026-08-02 02:25 UTCEPSS rescore
  18. 2026-08-01 04:14 UTCEPSS rescore
  19. 2026-08-01 01:42 UTCOSV refresh
  20. 2026-07-30 16:26 UTCEPSS rescore
  21. 2026-07-30 01:29 UTCEPSS rescore
  22. 2026-07-28 15:34 UTCEPSS rescore
  23. 2026-07-28 15:34 UTCEPSS rescore
  24. 2026-07-26 14:53 UTCEPSS rescore
  25. 2026-07-25 14:16 UTCEPSS rescore
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  1. 2026-07-24 14:16 UTCEPSS rescore
  2. 2026-07-23 14:16 UTCEPSS rescore
  3. 2026-07-23 02:29 UTCEG score recompute
  4. 2026-07-22 23:16 UTCEG score recompute
  5. 2026-07-22 14:07 UTCEPSS rescore
  6. 2026-07-22 14:07 UTCEPSS rescore
  7. 2026-07-21 15:23 UTCEPSS rescore
  8. 2026-07-20 17:06 UTCEPSS rescore
  9. 2026-07-19 14:30 UTCEPSS rescore
  10. 2026-07-19 14:29 UTCEPSS rescore
  11. 2026-07-19 02:27 UTCEPSS rescore
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  13. 2026-07-18 10:03 UTCEPSS rescore
  14. 2026-07-18 10:03 UTCEPSS rescore
  15. 2026-07-16 17:01 UTCEPSS rescore
  16. 2026-07-15 16:56 UTCEPSS rescore
  17. 2026-07-15 01:59 UTCEPSS rescore
  18. 2026-07-15 01:59 UTCEPSS rescore
  19. 2026-07-14 08:55 UTCOSV refresh
  20. 2026-07-13 22:28 UTCEPSS rescore
  21. 2026-07-13 22:28 UTCEPSS rescore
  22. 2026-07-13 06:11 UTCEPSS rescore
  23. 2026-07-12 05:45 UTCEPSS rescore
  24. 2026-07-12 05:45 UTCEPSS rescore
  25. 2026-07-11 08:26 UTCEPSS rescore
  26. 2026-07-09 19:08 UTCEPSS rescore
  27. 2026-07-08 15:13 UTCEPSS rescore
  28. 2026-07-07 13:45 UTCEPSS rescore
  29. 2026-07-07 13:44 UTCEPSS rescore
  30. 2026-07-06 16:26 UTCEPSS rescore
  31. 2026-07-06 16:26 UTCEPSS rescore
  32. 2026-07-06 02:22 UTCEPSS rescore
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  34. 2026-07-05 02:29 UTCEPSS rescore
  35. 2026-07-04 06:29 UTCEPSS rescore
  36. 2026-07-01 15:05 UTCEPSS rescore
  37. 2026-06-30 23:21 UTCEPSS rescore
  38. 2026-06-30 23:21 UTCEPSS rescore
  39. 2026-06-29 14:05 UTCEPSS rescore
  40. 2026-06-28 14:06 UTCEPSS rescore
  41. 2026-06-28 14:06 UTCEPSS rescore
  42. 2026-06-28 04:55 UTCEPSS rescore
  43. 2026-06-27 03:07 UTCEPSS rescore
  44. 2026-06-26 09:39 UTCOSV refresh
  45. 2026-06-25 13:48 UTCEPSS rescore
  46. 2026-06-25 13:48 UTCEPSS rescore
  47. 2026-06-24 14:04 UTCEPSS rescore
  48. 2026-06-24 14:04 UTCEPSS rescore
  49. 2026-06-23 21:31 UTCEPSS rescore
  50. 2026-06-23 21:31 UTCEPSS rescore
  51. 2026-06-22 14:24 UTCEPSS rescore
  52. 2026-06-22 14:24 UTCEPSS rescore
  53. 2026-06-21 14:55 UTCEPSS rescore
  54. 2026-06-21 14:55 UTCEPSS rescore
  55. 2026-06-21 01:58 UTCEPSS rescore
  56. 2026-06-21 01:58 UTCEPSS rescore
  57. 2026-06-19 19:24 UTCEPSS rescore
  58. 2026-06-19 19:24 UTCEPSS rescore
  59. 2026-06-18 17:51 UTCEPSS rescore
  60. 2026-06-17 17:51 UTCEPSS rescore
  61. 2026-06-16 17:51 UTCEPSS rescore
  62. 2026-06-16 17:51 UTCEPSS rescore
  63. 2026-06-15 17:47 UTCEPSS rescore
  64. 2026-06-14 23:16 UTCEPSS rescore
  65. 2026-06-13 22:59 UTCEPSS rescore
  66. 2026-06-13 22:59 UTCEPSS rescore
  67. 2026-06-12 23:11 UTCEPSS rescore
  68. 2026-06-11 13:59 UTCEPSS rescore
  69. 2026-06-10 22:17 UTCEPSS rescore
  70. 2026-06-10 13:21 UTCEPSS rescore
  71. 2026-06-08 16:41 UTCOSV refresh
  72. 2026-06-08 14:16 UTCEPSS rescore
  73. 2026-06-08 14:16 UTCEPSS rescore
  74. 2026-06-07 15:24 UTCEPSS rescore
  75. 2026-06-07 15:24 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2023-52867?
CVE-2023-52867 is a high vulnerability published on May 21, 2024. In the Linux kernel, the following vulnerability has been resolved: drm/radeon: possible buffer overflow Buffer 'afmtstatus' of size 6 could overflow, since index 'afmtidx' is checked after access.
When was CVE-2023-52867 disclosed?
CVE-2023-52867 was first published in the National Vulnerability Database on May 21, 2024, with the most recent update on August 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-52867 actively exploited?
CVE-2023-52867 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 82.9% of all scored CVEs.
What is the CVSS score of CVE-2023-52867?
CVE-2023-52867 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2023-52867?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-52867, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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