CVE catalog
CVE-2026-21373
Memory Corruption when accessing an output buffer without validating its size during IOCTL processing.
- Severity
- High · CVSS 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.08% · Oct 25, 2026
Memory Corruption when accessing an output buffer without validating its size during IOCTL processing.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | aqt1000_firmware | Not reported | Not reported | unknown |
| Cpe | cologne_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_6200_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_6700_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_6800_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_6900_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_7800_firmware | Not reported | Not reported | unknown |
| Cpe | qca0000_firmware | Not reported | Not reported | unknown |
| Cpe | qca6391_firmware | Not reported | Not reported | unknown |
| Cpe | qca6420_firmware | Not reported | Not reported | unknown |
| Cpe | qca6430_firmware | Not reported | Not reported | unknown |
| Cpe | wcd9385_firmware | Not reported | Not reported | unknown |
| Cpe | wcn3950_firmware | Not reported | Not reported | unknown |
| Cpe | wcn3988_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8810_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8815_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8830_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8832_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8835_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8840_firmware | Not reported | Not reported | unknown |
| Cpe | aqt1000_firmware | Not reported | Not reported | unknown |
| Cpe | cologne_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_6200_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_6700_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_6800_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_6900_firmware | Not reported | Not reported | unknown |
| Cpe | fastconnect_7800_firmware | Not reported | Not reported | unknown |
| Cpe | qca0000_firmware | Not reported | Not reported | unknown |
| Cpe | qca6391_firmware | Not reported | Not reported | unknown |
| Cpe | qca6420_firmware | Not reported | Not reported | unknown |
| Cpe | qca6430_firmware | Not reported | Not reported | unknown |
| Cpe | wcd9385_firmware | Not reported | Not reported | unknown |
| Cpe | wcn3950_firmware | Not reported | Not reported | unknown |
| Cpe | wcn3988_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8810_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8815_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8830_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8832_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8835_firmware | Not reported | Not reported | unknown |
| Cpe | wsa8840_firmware | Not reported | Not reported | unknown |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://docs.qualcomm.com/product/publicresources/securitybulletin/april-2026-bulletin.html]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-21373]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1772.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)]