CVE-2026-53066

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-06-24. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

A fix is available — apply it.

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

drm/sun4i: backend: fix error pointer dereference

The function drm_atomic_get_plane_state() can return an error pointer and is not checked for it. Add error pointer check.

Detected by Smatch: drivers/gpu/drm/sun4i/sun4i_backend.c:496 sun4i_backend_atomic_check() error: 'plane_state' dereferencing possible ERR_PTR()

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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
Severity55% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
2%
KEV
Not listed

Published

June 24, 2026

Last Modified

July 21, 2026

Advisory Details (6)

Auto-updated Jul 21, 2026
No patch confirmed yet.
generic

drm/sun4i: backend: fix error pointer dereference - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/ea51fd96aca01381e8f1ac0c671a57b7619193bb
generic

drm/sun4i: backend: fix error pointer dereference - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/e9bef62f1bb9fcb38223730657af20f4c6283c16
generic

drm/sun4i: backend: fix error pointer dereference - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/cf615b90a11a39a28e313be5e508e94bcde72016
generic

drm/sun4i: backend: fix error pointer dereference - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/779c2f10743fc021f2f0ebe2b188cadfb973c5e4
generic

drm/sun4i: backend: fix error pointer dereference - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/47038159c559824f4dbfb5b0d87b9b3416663372
generic

drm/sun4i: backend: fix error pointer dereference - kernel/git/stable/linux.git - Linux kernel stable tree

https://git.kernel.org/stable/c/06277983eca4a31d3c2114fa33d99a6e82484b11

Vendor Advisories for CVE-2026-53066(2)

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

Patch Availability(22)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-tools-azure-fips-6.8 (6.8.0-1063.71+fips2) @ noble2026-08-30ubuntu
ubuntulinux-tools-raspi-realtime-7.0 (7.0.0-1015.15) @ resolute2026-08-30ubuntu
ubuntulinux-tools-ibm-edge (6.8.0-1061.62~22.04.1) @ jammy2026-08-30ubuntu
ubuntulinux-tools-nvidia-hwe-26.04 (7.0.0-2016.16) @ resolute2026-08-30ubuntu
ubuntulinux-tools-raspi-realtime-6.8 (6.8.0-2050.52) @ noble2026-08-30ubuntu
ubuntulinux-virtual-hwe-26.04-edge (7.0.0-28.28) @ resolute2026-08-30ubuntu
ubuntulinux-virtual-6.8 (6.8.0-136.136) @ noble2026-08-30ubuntu
ubuntulinux-virtual-hwe-24.04-edge (7.0.0-28.28~24.04.1) @ noble2026-08-30ubuntu
ubuntulinux-tools-gcp-fips-6.8 (6.8.0-1064.72+fips1) @ noble2026-08-30ubuntu
ubuntulinux-tools-oracle-7.0 (7.0.0-1008.8) @ resolute2026-08-30ubuntu
ubuntulinux-tools-oracle-lts-24.04 (6.8.0-1058.61) @ noble2026-08-30ubuntu
ubuntulinux-tools-oracle-edge (6.8.0-1058.61~22.04.1) @ jammy2026-08-30ubuntu
ubuntulinux-tools-nvidia-lowlatency-64k-6.8 (6.8.0-1059.62.1) @ noble2026-08-30ubuntu
ubuntulinux-tools-azure-fde-7.0 (7.0.0-1009.9) @ resolute2026-08-30ubuntu
ubuntulinux-tools-aws-lts-24.04 (6.8.0-1061.64+1) @ noble2026-08-30ubuntu
ubuntulinux-tools-azure-lts-24.04 (6.8.0-1063.71) @ noble2026-08-30ubuntu
ubuntulinux-tools-azure-fde-lts-24.04 (6.8.0-1062.69) @ noble2026-08-30ubuntu
ubuntulinux-tools-azure-fde-6.8 (6.8.0-1062.69~22.04.1) @ jammy2026-08-30ubuntu
ubuntulinux-tools-aws-fips-6.8 (6.8.0-1061.64+fips1) @ noble2026-08-30ubuntu
ubuntulinux-virtual-hwe-22.04-edge (6.8.0-136.136~22.04.1) @ jammy2026-08-30ubuntu
ubuntulinux-tools-nvidia-hwe-24.04-edge (7.0.0-1016.16) @ resolute2026-08-30ubuntu
ubuntulinux-tools-oem-7.0 (7.0.0-1009.9) @ resolute2026-08-30ubuntu

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.

Affected Packages

(5 across 4 ecosystems)
Debian:11(2)
PackageVulnerable rangeFixed inDependents
linux5.10.103-1 ... 7.2~rc5-1~exp1 (496 versions)——
linux-6.16.1.106-3~deb11u1 ... 6.1.174-1~deb11u1 (20 versions)6.1.176-1~deb11u1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux6.1.106-1 ... 6.1.99-1 (53 versions)6.1.176-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux6.12.38-1 ... 6.12.94-1~bpo12+1 (27 versions)6.12.94-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux6.12.100-1 ... 7.0.9-1~bpo13+1 (140 versions)7.0.10-1—

Weakness Classification(1)

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

Additional Vendor Advisories

(22)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 5× in last 7d / 62× 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 186 total refreshes for this CVE.

  1. 2026-09-11 14:53 UTCEPSS rescore
  2. 2026-09-10 09:35 UTCEPSS rescore
  3. 2026-09-08 22:01 UTCEPSS rescore
  4. 2026-09-07 16:01 UTCEPSS rescore
  5. 2026-09-06 13:47 UTCEPSS rescore
  6. 2026-09-02 14:12 UTCEPSS rescore
  7. 2026-09-01 13:54 UTCEPSS rescore
  8. 2026-09-01 04:40 UTCEPSS rescore
  9. 2026-08-30 20:04 UTCEG score recompute
  10. 2026-08-30 20:04 UTCVendor advisory
  11. 2026-08-30 20:03 UTCGHSA enrichment
  12. 2026-08-30 19:17 UTCEPSS rescore
  13. 2026-08-30 01:22 UTCEPSS rescore
  14. 2026-08-28 21:41 UTCEPSS rescore
  15. 2026-08-28 03:47 UTCEG score recompute
  16. 2026-08-28 03:47 UTCVendor advisory
  17. 2026-08-28 03:46 UTCGHSA enrichment
  18. 2026-08-27 14:25 UTCEPSS rescore
  19. 2026-08-26 14:46 UTCEPSS rescore
  20. 2026-08-25 13:49 UTCEPSS rescore
  21. 2026-08-24 13:38 UTCEG score recompute
  22. 2026-08-24 13:38 UTCVendor advisory
  23. 2026-08-24 13:38 UTCGHSA enrichment
  24. 2026-08-23 10:41 UTCEG score recompute
  25. 2026-08-23 10:41 UTCVendor advisory
Show 75 more
  1. 2026-08-23 10:41 UTCGHSA enrichment
  2. 2026-08-23 00:19 UTCEPSS rescore
  3. 2026-08-22 11:35 UTCEG score recompute
  4. 2026-08-22 11:35 UTCVendor advisory
  5. 2026-08-22 11:35 UTCGHSA enrichment
  6. 2026-08-21 23:49 UTCEPSS rescore
  7. 2026-08-21 06:29 UTCEG score recompute
  8. 2026-08-21 06:29 UTCVendor advisory
  9. 2026-08-21 06:29 UTCGHSA enrichment
  10. 2026-08-20 22:55 UTCEPSS rescore
  11. 2026-08-20 07:23 UTCEG score recompute
  12. 2026-08-20 07:23 UTCVendor advisory
  13. 2026-08-20 07:22 UTCGHSA enrichment
  14. 2026-08-19 17:04 UTCEPSS rescore
  15. 2026-08-19 02:05 UTCEG score recompute
  16. 2026-08-19 02:05 UTCVendor advisory
  17. 2026-08-19 02:05 UTCGHSA enrichment
  18. 2026-08-18 13:48 UTCEPSS rescore
  19. 2026-08-17 13:47 UTCEPSS rescore
  20. 2026-08-17 11:10 UTCEG score recompute
  21. 2026-08-17 11:10 UTCVendor advisory
  22. 2026-08-17 11:09 UTCGHSA enrichment
  23. 2026-08-16 14:56 UTCEPSS rescore
  24. 2026-08-16 12:04 UTCEG score recompute
  25. 2026-08-16 12:04 UTCVendor advisory
  26. 2026-08-16 12:04 UTCGHSA enrichment
  27. 2026-08-16 02:14 UTCEPSS rescore
  28. 2026-08-15 12:59 UTCEG score recompute
  29. 2026-08-15 12:59 UTCVendor advisory
  30. 2026-08-15 12:59 UTCGHSA enrichment
  31. 2026-08-15 01:30 UTCEPSS rescore
  32. 2026-08-14 13:53 UTCEG score recompute
  33. 2026-08-14 13:53 UTCVendor advisory
  34. 2026-08-14 13:53 UTCGHSA enrichment
  35. 2026-08-13 22:00 UTCEPSS rescore
  36. 2026-08-13 14:47 UTCVendor advisory
  37. 2026-08-13 14:47 UTCGHSA enrichment
  38. 2026-08-12 15:41 UTCEG score recompute
  39. 2026-08-12 15:41 UTCVendor advisory
  40. 2026-08-12 15:41 UTCGHSA enrichment
  41. 2026-08-12 13:51 UTCEPSS rescore
  42. 2026-08-11 16:25 UTCEG score recompute
  43. 2026-08-11 16:25 UTCVendor advisory
  44. 2026-08-11 16:25 UTCGHSA enrichment
  45. 2026-08-11 00:00 UTCEPSS rescore
  46. 2026-08-10 17:19 UTCVendor advisory
  47. 2026-08-10 17:19 UTCGHSA enrichment
  48. 2026-08-09 17:44 UTCVendor advisory
  49. 2026-08-09 17:44 UTCGHSA enrichment
  50. 2026-08-08 18:39 UTCEG score recompute
  51. 2026-08-08 18:39 UTCVendor advisory
  52. 2026-08-08 18:39 UTCGHSA enrichment
  53. 2026-08-08 16:37 UTCEPSS rescore
  54. 2026-08-07 19:33 UTCEG score recompute
  55. 2026-08-07 19:33 UTCVendor advisory
  56. 2026-08-07 19:33 UTCGHSA enrichment
  57. 2026-08-06 20:28 UTCEG score recompute
  58. 2026-08-06 20:28 UTCVendor advisory
  59. 2026-08-06 20:28 UTCGHSA enrichment
  60. 2026-08-06 13:47 UTCEPSS rescore
  61. 2026-08-05 21:22 UTCEG score recompute
  62. 2026-08-05 21:22 UTCVendor advisory
  63. 2026-08-05 21:22 UTCGHSA enrichment
  64. 2026-08-05 19:17 UTCEPSS rescore
  65. 2026-08-04 22:17 UTCEG score recompute
  66. 2026-08-04 22:17 UTCVendor advisory
  67. 2026-08-04 22:17 UTCGHSA enrichment
  68. 2026-08-04 15:10 UTCEPSS rescore
  69. 2026-08-04 10:39 UTCEPSS rescore
  70. 2026-08-03 21:43 UTCEG score recompute
  71. 2026-08-03 21:43 UTCVendor advisory
  72. 2026-08-03 21:43 UTCGHSA enrichment
  73. 2026-08-03 10:36 UTCEPSS rescore
  74. 2026-08-02 22:38 UTCEG score recompute
  75. 2026-08-02 22:38 UTCVendor advisory

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-53066?
CVE-2026-53066 is a medium vulnerability published on June 24, 2026. In the Linux kernel, the following vulnerability has been resolved: drm/sun4i: backend: fix error pointer dereference The function drmatomicgetplanestate() can return an error pointer and is not checked for it. Add error pointer check. Detected by Smatch: drivers/gpu/drm/sun4i/sun4ibackend.c:496…
When was CVE-2026-53066 disclosed?
CVE-2026-53066 was first published in the National Vulnerability Database on June 24, 2026, with the most recent update on July 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-53066 actively exploited?
CVE-2026-53066 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 98.3% of all scored CVEs.
What is the CVSS score of CVE-2026-53066?
CVE-2026-53066 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2026-53066?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-53066, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-53066

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