CVE-2025-21460: qualcomm, inc. snapdragon Improper Input Validation
CVSS: 7.8v3.1HighAnalyzed
Published 06-05-2025Last modified 26-02-2026
Vulnerability summary
CVE-2025-21460 is a high (CVSS 7.8) Improper Input Validation 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.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.11%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 06-05-2025PublishedVulnerability first disclosed.
- 26-02-2026Last modifiedVulnerability information updated.
Description
Memory corruption while processing a message, when the buffer is controlled by a Guest VM, the value can be changed continuously.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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 0.10% on 21-09-2026
21-09-202621-10-2026
EPSS score0.11%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Qualcomm36 products
Qualcomm, inc.1 product
- snapdragonQAM8255P | QAM8295P | QAM8620P | QAM8650P | QAM8775P | QAMSRV1H | QAMSRV1M | QCA6574A | QCA6574AU | QCA6595 | QCA6595AU | QCA6688AQ | QCA6696 | QCA6698AQ | SA6145P | SA6150P | SA6155 | SA6155P | SA7255P | SA7775P | SA8145P | SA8150P | SA8155 | SA8155P | SA8195P | SA8255P | SA8295P | SA8540P | SA8620P | SA8650P | SA8770P | SA8775P | SA9000P | SRV1H | SRV1L | SRV1M
2 vendors · 37 products