CVE-2025-11931
Integer Underflow Leads to Out-of-Bounds Access in XChaCha20-Poly1305 Decrypt
Summary
Integer Underflow Leads to Out-of-Bounds Access in XChaCha20-Poly1305 Decrypt
Original description
The description as published by the source.
Integer Underflow Leads to Out-of-Bounds Access in XChaCha20-Poly1305 Decrypt. This issue is hit specifically with a call to the function wc_XChaCha20Poly1305_Decrypt() which is not used with TLS connections, only from direct calls from an application.
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2025-11931 wolfssl
- Ubuntu UBUNTU-CVE-2025-11931 wolfssl
References
- advisory github.com
- advisory nvd.nist.gov
- patch github.com