CVE-2026-57555

Memory corruption via mishandled input buffers

Published Oct 6, 2026 · Updated Oct 6, 2026

Improper buffer handling in Qualcomm Snapdragon system service routines causes memory corruption when attackers supply user input. The supplied advisory describes improper handling of those buffers but does not identify the faulty operation or code location; a public CVE-specific technical record was not retrievable. The available evidence does not establish the required privileges, reachable interface, or whether the corruption permits data access, code execution, or service interruption.

CVSS severityUnavailable
Unscored
EPSS probability0.07%
Next 30 days · Oct 19, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper buffer handling in Qualcomm Snapdragon system service routines causes memory corruption when attackers supply user input. The supplied advisory describes improper handling of those buffers but does not identify the faulty operation or code location; a public CVE-specific technical record was not retrievable. The available evidence does not establish the required privileges, reachable interface, or whether the corruption permits data access, code execution, or service interruption.

The record

CVE
CVE-2026-57555
Published
Oct 6, 2026
Updated
Oct 6, 2026
Vendor
Qualcomm
Product
Snapdragon
Classifications
Unavailable
Attack vector
Unavailable
Privileges
Unavailable

Timeline

How it unfolded

  1. Oct 6, 2026CVE publishedPublication date reported by the CVE source.
  2. Oct 6, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

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

  1. Affected versionversion=Cologne
  2. Affected versionversion=FastConnect 6700
  3. Affected versionversion=FastConnect 6900
  4. Affected versionversion=FastConnect 7800
  5. Affected versionversion=IQX5121
  6. Affected versionversion=QCA0000
  7. Affected versionversion=QCM5430
  8. Affected versionversion=QCM6490
  9. Affected versionversion=Qualcomm Dragonwing IQ-X
  10. Affected versionversion=Qualcomm Video Collaboration VC3 Platform
  11. Affected versionversion=SC8380XP
  12. Affected versionversion=Snapdragon Reality Elite Platform
  13. Affected versionversion=Snapdragon X2 Elite
  14. Affected versionversion=WCD9370
  15. Affected versionversion=WCD9375
  16. Affected versionversion=WCD9378C
  17. Affected versionversion=WCD9380
  18. Affected versionversion=WCD9385
  19. Affected versionversion=WSA8835
  20. Affected versionversion=WSA8840
  21. Affected versionversion=WSA8845
  22. Affected versionversion=WSA8845H

What conditions does exploitation require?

Attack vectorUnavailable in this record.
Required privilegesUnavailable in this record.

What is affected?

Qualcomm · Snapdragonversion=Cologne; version=FastConnect 6700; version=FastConnect 6900; version=FastConnect 7800; version=IQX5121; version=QCA0000; version=QCM5430; version=QCM6490; version=Qualcomm Dragonwing IQ-X; version=Qualcomm Video Collaboration VC3 Platform; version=SC8380XP; version=Snapdragon Reality Elite Platform; version=Snapdragon X2 Elite; version=WCD9370; version=WCD9375; version=WCD9378C; version=WCD9380; version=WCD9385; version=WSA8835; version=WSA8840; version=WSA8845; version=WSA8845H

Published CVSS scores

No CVSS assessment is available in this record.

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.

Activity data is delayed. The latest report is Sep 28, 2026.

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

No observations available

Sep 22, 2026Sep 28, 2026
Latest reporting daySep 28, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
VectorUnavailable
PrivilegesUnavailable
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

No sourced classifications are available.

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.

Technologies

Your stack

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Your stack

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