⚠ Actively exploited
Added to CISA KEV on 2026-03-03. Federal agencies required to patch by 2026-03-24. 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..

CVE-2026-21385 — Integer Overflow or Wraparound in INC Snapdragon

CWE-190 — Integer Overflow or Wraparound7 documents6 sources
Severity
7.8HIGHNVD
EPSS
0.2%
top 53.60%
CISA KEV
KEV
Added 2026-03-03
Due 2026-03-24
Exploit
No known exploits
Affected products
1
Qualcomm INC Snapdragon
Timeline
PublishedMar 2
KEV addedMar 3
Latest updateMar 5
KEV dueMar 24
CISA 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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages1 packages

▶CVEListV5qualcomm_inc/snapdragon235 versions+234

Patches

Patch: docs.qualcomm.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-wwwq-962j-m7x8: Memory corruption while using alignments for memory allocation↗2026-03-02
▶
VulnCheck
Qualcomm Multiple Chipsets Memory Corruption Vulnerability↗2026
▶

📋Vendor Advisories

1
CISA
Qualcomm Multiple Chipsets Memory Corruption Vulnerability↗2026-03-03
▶

🕵️Threat Intelligence

3
Talos
Patch, track, repeat: The 2025 CVE retrospective↗2026-03-05
▶
Talos
Patch, track, repeat: The 2025 CVE retrospective↗2026-03-05
▶
Bleepingcomputer
Android gets patches for Qualcomm zero-day exploited in attacks↗2026-03-03
▶