8.2
High
CVE-2026-116540 netty-tcnative 2.0.66.Final before 2.0.84.Final built against OpenSSL 3.x contains a use-after-free vulnerability in…
Description
netty-tcnative 2.0.66.Final before 2.0.84.Final built against OpenSSL 3.x contains a use-after-free vulnerability in ssl_tlsext_ticket_key_cb during session ticket key rotation. Remote clients performing TLS handshakes while setSessionTicketKeys0 frees the shared key array cause OpenSSL to read freed HMAC keys, crashing or corrupting ticket processing.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| netty-tcnative 2.0 | 2.0.66.Final → < 2.0.84.Final | 2.0.84.Final |
References
- GitHub Security Advisory (GHSA-mmc8-vg2v-fvvw) github.com
- Patch Commit github.com
- github.com github.com
- netty-tcnative netty-tcnative-parent-2.0.84.Final Release Notes github.com
- github.com github.com
- VulnCheck Advisory: netty-tcnative 2.0.66.Final before 2.0.84.Final Use-After-Free in Session Ticket Callback www.vulncheck.com
Timeline
- Published
- Last modified
Other CVEs of netty-tcnative
The 4 CVEs of netty-tcnative →
CVE-2026-116542
Netty netty-tcnative before 2.0.84.Final contains an SNI hostname spoofing vulnerability that allows remote…
6.9
Medium
CVE-2026-116541
Netty netty-tcnative before 2.0.84.Final contains a denial of service vulnerability in the tcn_write_to_bytebuffer BIO…
8.2
High
CVE-2026-116539
Netty netty-tcnative before 2.0.84.Final contains a heap buffer overflow vulnerability in the tcn_write_to_bytebuffer…
8.2
High