Use-after-free in PQC hybrid key-share handling. This is an incomplete-fix follow-up to CVE-2026-5460 (released in 5.9.1): a malicious TLS 1.3 server sending a truncated PQC hybrid KeyShare can still trigger the error cleanup path to operate on freed memory.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.8.0, < 5.9.2CPE matchmatch criteria | cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:* | ||
>= 5.8.0, <= 5.9.1CPE match | cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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