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Debian · Security advisory · July 18, 2026
Debian · Security advisory · July 18, 2026DEBIAN-CVE-2026-6331: wolfssl security update
DEBIAN-CVE-2026-6331, released July 18, 2026, fixes 1 CVE in wolfssl. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0019
8th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| wolfssl | Debian 12.15 (bookworm) | 5.5.4-2+deb12u3 |
| wolfssl | Debian 13.5 (trixie) | 5.7.2-0.1+deb13u2 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-6331 | wolfssl: HMAC zero-length tag forgery in EVP_DigestVerifyFinal, where a zero-length tag could be accepted as valid during HMAC... | 7.5 | 0.0019 | None reported |
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