wolfSSL heap OOB read in PKCS7 SignedData streaming_CVE-2026-5392

2.3 / 10

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

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().

Basic Information

ID CVE-2026-5392

Source wolfSSL

Published Apr 9, 2026 at 23:10

Modified Apr 10, 2026 at 14:08

Affected Product

Vendor wolfSSL

Product wolfSSL

Affected Versions wolfSSL wolfSSL 0

CWE Classification

CWE-125

References

github.com /wolfssl/wolfssl/pull/10039

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    "published": "2026-04-09T23:10:55.739Z",
    "modified": "2026-04-10T14:08:48.204Z",
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