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Vulnerability Intelligence

CVE-2021-1906

MediumExploitedPublic exploit

Improper handling of address deregistration on failure can lead to new GPU address allocation failure.

Published May 7, 2021 · Updated Oct 14, 2026 · Also known as 2835082, A-178810049, ASB-A-178810049

Key Facts

Patch immediately
  • CVE-2021-1906 is a medium-severity vulnerability (CVSS 5.5 v3.1) affecting Apq8009 Firmware (Qualcomm), Apq8009w Firmware (Qualcomm), Apq8017 Firmware (Qualcomm) and 22 more products.
  • It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Nov 17, 2020. Public exploit code is available.
  • EPSS estimates a 0.5% probability of exploitation in the next 30 days.
  • Fixed versions are available, including :linux_kernel:Qualcomm SoCVersion:2021-05-05.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CVSS v3.1

5.5

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS (30-day exploit likelihood)

0.5%

Higher than 42.8% of all scored CVEs

Exploited in the wild

Yes

4 catalog listings

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2021-1906 brief as a PDF

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Description

Improper handling of address deregistration on failure can lead to new GPU address allocation failure. in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
CISA KEVNov 3, 2021Nov 17, 2021Not reported
Industry KEV feedNov 17, 2020Nov 17, 2021Not reported
CIRCL KEVNov 3, 2021Nov 17, 2021Not reported
ENISA EUVDNov 3, 2021n/aNot reported

Required action: Apply updates per vendor instructions.

Affected Products

402 affected entries in total
ProductAffected versionsFixed in
Apq8009 FirmwareQualcommSee advisoryn/a
Apq8009w FirmwareQualcommSee advisoryn/a
Apq8017 FirmwareQualcommSee advisoryn/a
Apq8053 FirmwareQualcommSee advisoryn/a
Apq8064au FirmwareQualcommSee advisoryn/a
20 more affected products in the full CVE brief

Patched Releases

:linux_kernel:Qualcomm

SoCVersion:2021-05-05

Timeline

  1. Added to Industry KEV feed

    Nov 17, 2020

  2. Publicly disclosed

    May 7, 2021

  3. Added to CISA KEV

    Nov 3, 2021

  4. Added to CIRCL KEV

    Nov 3, 2021

  5. Added to ENISA EUVD

    Nov 3, 2021

  6. Last updated

    Oct 14, 2026

References

2 more references in the full CVE brief

FAQ

Common Questions.

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