CVE-2025-21480Known exploitation

Memory corruption via unauthorized GPU command sequence

Published Jun 3, 2025 · Updated Feb 26, 2026

Incorrect authorization in the GPU micronode of Qualcomm Snapdragon allows local users to corrupt memory through crafted command sequences. The GPU micronode executes commands from a specific sequence without enforcing the required authorization, resulting in memory corruption. Exploitation requires local access and user interaction; successful exploitation can compromise data or interrupt the affected device.

CVSS severity8.6
High
EPSS probability0.46%
Next 30 days · Sep 16, 2026
Known exploitationReported
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Incorrect authorization in the GPU micronode of Qualcomm Snapdragon allows local users to corrupt memory through crafted command sequences. The GPU micronode executes commands from a specific sequence without enforcing the required authorization, resulting in memory corruption. Exploitation requires local access and user interaction; successful exploitation can compromise data or interrupt the affected device.

The record

CVE
CVE-2025-21480
Published
Jun 3, 2025
Updated
Feb 26, 2026
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-863
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 3, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 26, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=AQT1000
  2. Affected versionversion=FastConnect 6200
  3. Affected versionversion=FastConnect 6700
  4. Affected versionversion=FastConnect 6800
  5. Affected versionversion=FastConnect 6900
  6. Affected versionversion=FastConnect 7800
  7. Affected versionversion=QCA6391
  8. Affected versionversion=QCM4490
  9. Affected versionversion=QCS4490
  10. Affected versionversion=SC8380XP
  11. Affected versionversion=SD855
  12. Affected versionversion=SM4635
  13. Affected versionversion=SM6250
  14. Affected versionversion=SM6650
  15. Affected versionversion=SM6650P
  16. Affected versionversion=SM7325P
  17. Affected versionversion=SM7635
  18. Affected versionversion=SM7675
  19. Affected versionversion=SM7675P
  20. Affected versionversion=SM8550P
  21. Affected versionversion=SM8635
  22. Affected versionversion=SM8635P
  23. Affected versionversion=SM8650Q
  24. Affected versionversion=Snapdragon 460 Mobile Platform
  25. Affected versionversion=Snapdragon 480 5G Mobile Platform
  26. Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
  27. Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
  28. Affected versionversion=Snapdragon 662 Mobile Platform
  29. Affected versionversion=Snapdragon 680 4G Mobile Platform
  30. Affected versionversion=Snapdragon 685 4G Mobile Platform (SM6225-AD)
  31. Affected versionversion=Snapdragon 690 5G Mobile Platform
  32. Affected versionversion=Snapdragon 695 5G Mobile Platform
  33. Affected versionversion=Snapdragon 720G Mobile Platform
  34. Affected versionversion=Snapdragon 778G 5G Mobile Platform
  35. Affected versionversion=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE)
  36. Affected versionversion=Snapdragon 782G Mobile Platform (SM7325-AF)
  37. Affected versionversion=Snapdragon 7c+ Gen 3 Compute
  38. Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
  39. Affected versionversion=Snapdragon 855 Mobile Platform
  40. Affected versionversion=Snapdragon 865 5G Mobile Platform
  41. Affected versionversion=Snapdragon 865+ 5G Mobile Platform (SM8250-AB)
  42. Affected versionversion=Snapdragon 870 5G Mobile Platform (SM8250-AC)
  43. Affected versionversion=Snapdragon 888 5G Mobile Platform
  44. Affected versionversion=Snapdragon 888+ 5G Mobile Platform (SM8350-AC)
  45. Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
  46. Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
  47. Affected versionversion=Snapdragon 8 Gen 3 Mobile Platform
  48. Affected versionversion=Snapdragon AR1 Gen 1 Platform
  49. Affected versionversion=Snapdragon AR1 Gen 1 Platform "Luna1"
  50. Affected versionversion=Snapdragon X55 5G Modem-RF System
  51. Affected versionversion=SXR2230P
  52. Affected versionversion=SXR2250P
  53. Affected versionversion=SXR2330P
  54. Affected versionversion=WCD9341
  55. Affected versionversion=WCD9370
  56. Affected versionversion=WCD9375
  57. Affected versionversion=WCD9378
  58. Affected versionversion=WCD9380
  59. Affected versionversion=WCD9385
  60. Affected versionversion=WCD9390
  61. Affected versionversion=WCD9395
  62. Affected versionversion=WCN3950
  63. Affected versionversion=WCN3988
  64. Affected versionversion=WCN6450
  65. Affected versionversion=WCN6650
  66. Affected versionversion=WCN6755
  67. Affected versionversion=WCN7861
  68. Affected versionversion=WCN7881
  69. Affected versionversion=WSA8810
  70. Affected versionversion=WSA8815
  71. Affected versionversion=WSA8830
  72. Affected versionversion=WSA8832
  73. Affected versionversion=WSA8835
  74. Affected versionversion=WSA8840
  75. Affected versionversion=WSA8845
  76. Affected versionversion=WSA8845H

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Qualcomm · Snapdragonversion=AQT1000; version=FastConnect 6200; version=FastConnect 6700; version=FastConnect 6800; version=FastConnect 6900; version=FastConnect 7800; version=QCA6391; version=QCM4490; version=QCS4490; version=SC8380XP; version=SD855; version=SM4635; version=SM6250; version=SM6650; version=SM6650P; version=SM7325P; version=SM7635; version=SM7675; version=SM7675P; version=SM8550P; version=SM8635; version=SM8635P; version=SM8650Q; version=Snapdragon 460 Mobile Platform; version=Snapdragon 480 5G Mobile Platform; version=Snapdragon 480+ 5G Mobile Platform (SM4350-AC); version=Snapdragon 4 Gen 1 Mobile Platform; version=Snapdragon 662 Mobile Platform; version=Snapdragon 680 4G Mobile Platform; version=Snapdragon 685 4G Mobile Platform (SM6225-AD); version=Snapdragon 690 5G Mobile Platform; version=Snapdragon 695 5G Mobile Platform; version=Snapdragon 720G Mobile Platform; version=Snapdragon 778G 5G Mobile Platform; version=Snapdragon 778G+ 5G Mobile Platform (SM7325-AE); version=Snapdragon 782G Mobile Platform (SM7325-AF); version=Snapdragon 7c+ Gen 3 Compute; version=Snapdragon 855+/860 Mobile Platform (SM8150-AC); version=Snapdragon 855 Mobile Platform; version=Snapdragon 865 5G Mobile Platform; version=Snapdragon 865+ 5G Mobile Platform (SM8250-AB); version=Snapdragon 870 5G Mobile Platform (SM8250-AC); version=Snapdragon 888 5G Mobile Platform; version=Snapdragon 888+ 5G Mobile Platform (SM8350-AC); version=Snapdragon 8 Gen 2 Mobile Platform; version=Snapdragon 8+ Gen 2 Mobile Platform; version=Snapdragon 8 Gen 3 Mobile Platform; version=Snapdragon AR1 Gen 1 Platform; version=Snapdragon AR1 Gen 1 Platform "Luna1"; version=Snapdragon X55 5G Modem-RF System; version=SXR2230P; version=SXR2250P; version=SXR2330P; version=WCD9341; version=WCD9370; version=WCD9375; version=WCD9378; version=WCD9380; version=WCD9385; version=WCD9390; version=WCD9395; version=WCN3950; version=WCN3988; version=WCN6450; version=WCN6650; version=WCN6755; version=WCN7861; version=WCN7881; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8832; version=WSA8835; version=WSA8840; version=WSA8845; version=WSA8845H

Published CVSS scores

8.6Qualcomm, Inc.CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesunauthenticated
Known exploitationReported
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-863Incorrect Authorization

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Reported exploitation

Technologies

Your stack

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Your stack

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