---
id: CVE-2026-57554
title: >-
  Memory Corruption when asynchronous threads access shared performance counter
  data simultaneously during FastRPC invocations.
summary: >-
  Memory Corruption when asynchronous threads access shared performance counter
  data simultaneously during FastRPC invocations.
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-416
vendor: 'Qualcomm, Inc.'
product: Snapdragon
affected:
  - Snapdragon AR8035
  - Snapdragon CSRA6620
  - Snapdragon CSRA6640
  - Snapdragon FastConnect 6200
  - Snapdragon FastConnect 6700
  - Snapdragon FastConnect 6900
  - Snapdragon FastConnect 7800
  - Snapdragon FWA Gen 3 Ultra Platform
  - Snapdragon G1 Gen 1
  - Snapdragon IQ10 Series
  - Snapdragon Kalpeni
  - Snapdragon LeMans_AU_LGIT
  - Snapdragon LeMansAU
  - Snapdragon MBM415
  - Snapdragon MBM715
  - Snapdragon MDM9250
  - Snapdragon MDM9628
  - Snapdragon Milos
  - Snapdragon Orne
  - Snapdragon Palawan25
  - Snapdragon QAM8255P
  - Snapdragon QAM8295P
  - Snapdragon QAM8620P
  - Snapdragon QAMSRV1H
  - Snapdragon QAMSRV1M
  - Snapdragon QCA6174A
  - Snapdragon QCA6391
  - Snapdragon QCA6564A
  - Snapdragon QCA6564AU
  - Snapdragon QCA6574
  - Snapdragon QCA6574A
  - Snapdragon QCA6574AU
  - Snapdragon QCA6584AU
  - Snapdragon QCA6595
  - Snapdragon QCA6595AU
  - Snapdragon QCA6678AQ
  - Snapdragon QCA6688AQ
  - Snapdragon QCA6696
  - Snapdragon QCA6698AQ
  - Snapdragon QCA6698AU
  - Snapdragon QCA6797AQ
  - Snapdragon QCA8081
  - Snapdragon QCA8337
  - Snapdragon QCA8695AU
  - Snapdragon QCA9377
  - Snapdragon QCC710
  - Snapdragon QCM2290
  - Snapdragon QCM4290
  - Snapdragon QCM4325
  - Snapdragon QCM5430
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T07:16:58.760'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-57554'
references:
  - url: >-
      https://docs.qualcomm.com/product/publicresources/securitybulletin/october-2026-bulletin.html
    label: product-security@qualcomm.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-06T07:49:23.042Z'
---

## Overview

Memory Corruption when asynchronous threads access shared performance counter data simultaneously during FastRPC invocations.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.