7.8

CVE-2025-21437: qualcomm, inc. snapdragon Use After Free

CVSS: 7.8v3.1HighAnalyzed
Published 07-04-2025Last modified 26-02-2026
Open JSON

Vulnerability summary

CVE-2025-21437 is a high (CVSS 7.8) Use After Free vulnerability in qualcomm, inc. snapdragon. EPSS estimates a 0.11% chance of exploitation in the next 30 days, higher than 1.1% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.11%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 07-04-2025
    PublishedVulnerability first disclosed.
  2. 26-02-2026
    Last modifiedVulnerability information updated.

Description

Memory corruption while processing memory map or unmap IOCTL operations simultaneously.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.11%

Chance of exploitation in the next 30 days

Percentile

1%

Versus all other CVEs

30-day change

0.00 pp

From 0.11% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.11%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Qualcomm31 products
Qualcomm, inc.1 product
  • snapdragonQAM8255P | QAM8295P | QAM8620P | QAM8650P | QAM8775P | QAMSRV1H | QAMSRV1M | QCA6574 | QCA6574A | QCA6574AU | QCA6595 | QCA6595AU | QCA6688AQ | QCA6696 | QCA6698AQ | QCA6797AQ | SA6155P | SA7255P | SA7775P | SA8155P | SA8195P | SA8255P | SA8295P | SA8620P | SA8650P | SA8770P | SA8775P | SA9000P | SRV1H | SRV1L | SRV1M

2 vendors · 32 products

References

1 links