CVE-2021-25372

MEDIUMNVD 6.19.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2023-06-29), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 6.1 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
6.1
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 1%CVSS: 6.1Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

An improper boundary check in DSP driver prior to SMR Mar-2021 Release 1 allows out of bounds memory access.

CVSS v3
6.1
EG Score
9.0(high)
EPSS
53.6%
KEV
⚠ Exploited

Published

March 26, 2021

Last Modified

January 14, 2026

Advisory Details (3)

Auto-updated Jun 13, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-25372
generic

Samsung Mobile Security

https://security.samsungmobile.com/securityUpdate.smsb
generic
https://security.samsungmobile.com

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 101× in last 7d / 429× 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 607 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2021-25372?
CVE-2021-25372 is a medium vulnerability published on March 26, 2021. An improper boundary check in DSP driver prior to SMR Mar-2021 Release 1 allows out of bounds memory access.
When was CVE-2021-25372 disclosed?
CVE-2021-25372 was first published in the National Vulnerability Database on March 26, 2021, with the most recent update on January 14, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-25372 actively exploited?
Yes. CISA added CVE-2021-25372 to the Known Exploited Vulnerabilities catalog on June 29, 2023, affecting Samsung Mobile Devices. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2021-25372?
CVE-2021-25372 has a CVSS v3 base score of 6.1 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2021-25372?
CVE-2021-25372 affects Samsung Mobile Devices. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2021-25372?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-25372, 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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