CVE-2026-5392
wolfSSL heap OOB read in PKCS7 SignedData streaming
- State
- Published
- Severity
- 2.3 Low
- Published
- Apr 9, 2026
- Updated
- Apr 10, 2026
- Reserved
- Apr 1, 2026
Description
Heap out-of-bounds read in PKCS7 parsing. A crafted PKCS7 message can trigger an OOB read on the heap. The missing bounds check is in the indefinite-length end-of-content verification loop in PKCS7_VerifySignedData().
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 2.3 Low | CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N | wolfSSL |
Weaknesses
- CWE-125 Out-of-bounds Read
Affected Products
| Product | Versions |
|---|---|
wolfSSLwolfSSL |
|
References
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