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CVE-2026-21385

7.8, high Known exploited

Qualcomm Multiple Chipsets Memory Corruption Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab) CISA KEV catalogue (opens in a new tab)
CVSS
7.8, high high CVSS v3.1
EPSS, next 30 days
1% higher than 69.2% of scored CVEs
Exploitation
Confirmed in the wild
Published
2 Mar 20267 months ago

Known exploited

CISA added this to the Known Exploited Vulnerabilities Catalog on 3 Mar 2026. US federal agencies had to remediate by 24 Mar 2026, a deadline that has passed.

Required action. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Description

Memory corruption while using alignments for memory allocation.

Details

Vendor
Qualcomm
Product
Snapdragon
Weakness
CWE-190 (opens in a new tab)
Status
Analyzed
Updated
17 Jun 2026
Assigner
product-security@qualcomm.com

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

References 3

Patches and fixes 1

Advisories 1

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Qualcomm CVEs

Every Qualcomm CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2025-21480 Qualcomm Multiple Chipsets Incorrect Authorization Vulnerability KEV EPSS 0.5% 8.6, high
  • CVE-2025-27038 Qualcomm Multiple Chipsets Use-After-Free Vulnerability KEV EPSS 1% 7.5, high
  • CVE-2025-21479 Qualcomm Multiple Chipsets Incorrect Authorization Vulnerability KEV EPSS 0.8% 8.6, high
  • CVE-2024-43047 Qualcomm Multiple Chipsets Use-After-Free Vulnerability KEV EPSS 0.7% 7.8, high
  • CVE-2023-33063 Qualcomm Multiple Chipsets Use-After-Free Vulnerability KEV EPSS 0.7% 7.8, high
  • CVE-2023-33106 Qualcomm Multiple Chipsets Use of Out-of-Range Pointer Offset Vulnerability KEV EPSS 0.8% 7.8, high
  • CVE-2023-33107 Qualcomm Multiple Chipsets Integer Overflow Vulnerability KEV EPSS 0.7% 7.8, high
  • CVE-2022-22071 Qualcomm Multiple Chipsets Use-After-Free Vulnerability KEV EPSS 0.4% 7.8, high

Beyond this page

Is CVE-2026-21385 in your network?

This page tells you how dangerous CVE-2026-21385 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

CVE-2026-21385 is in the CISA catalogue of exploited vulnerabilities: attackers are already exploiting it.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2026-21385 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 17 Oct 2026, not the live upstream state.