CVE-2026-41565

CryptX versions before 0.088001 for Perl have a stack buffer overflow in four AEAD decryptverify helpers. The gcmdecryptverify, ccmdecryptverify, chacha20poly1305decryptverify and eaxdecryptverify XS routines copied the caller-supplied authentication tag into a fixed 144-byte stack buffer...

PT-2026-44386

Name of the Vulnerable Software and Affected Versions CryptX versions prior to 0.088 001 Description A stack buffer overflow exists in four AEAD decrypt verify helpers. The XS routines gcm decrypt verify, ccm decrypt verify, chacha20poly1305 decrypt verify, and eax decrypt verify copy a...

ANT-2026-RSSMAMA7 · wolfSSL · crypto-failure

crypto-failure high CVE-2026-5479 Severity Claude high · Security research firm high · Maintainer high Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Calif. ANT-2026-RSSMAMA7: wolfSSL EVPCipherFinal does not verif...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: lib/crypto: arm64/poly1305 – Fixed register corruption in no-SIMD contexts. The SIMD usability check, which was removed with the commit a59e5468a921, has been restored. “crypto: arm64/poly1305 – Added a block-only interface.” Thi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: lib/crypto: arm/poly1305 – Fixed register corruption in no-SIMD contexts. The SIMD usability check, which was removed with the commit 773426f4771b „crypto: arm/poly1305 – Added block-only interface“, has been restored. This safet...

GHSA-HC3C-63HC-2R9F libcrux: Potential Panic on Overlong Ciphertext Buffer

An application that passes in a ciphertext buffer of length greater than ptxt.len + TAGLEN to libcruxchacha20poly1305::encrypt or libcruxchacha20poly1305::xchacha20poly1305::encrypt would experience a panic. Impact An application where the length of the ciphertext buffer is under attacker control...

Unity Linux 20.1060e / 20.1070e Security Update: nss (UTSA-2026-017618)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017618 advisory. A flaw was found in the way CHACHA20-POLY1305 was implemented in NSS in versions before 3.55. When using multi-part Chacha20, it could cause out-of-bounds reads. Thi...

Juniper Junos OS Multiple Vulnerabilities (JSA82974)

The version of Junos OS installed on the remote host is affected by multiple vulnerabilities as referenced in the JSA82974 advisory. - Issue summary: The POLY1305 MAC message authentication code implementation contains a bug that might corrupt the internal state of applications on the Windows 64...

JLSEC-2026-245 Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that...

Issue summary: The POLY1305 MAC message authentication code implementation contains a bug that might corrupt the internal state of applications running on PowerPC CPU based platforms if the CPU provides vector instructions. Impact summary: If an attacker can influence whether the POLY1305 MAC...

JLSEC-2026-242 Issue summary: The POLY1305 MAC (message authentication code) implementation contains a bug that...

Issue summary: The POLY1305 MAC message authentication code implementation contains a bug that might corrupt the internal state of applications on the Windows 64 platform when running on newer X8664 processors supporting the AVX512-IFMA instructions. Impact summary: If in an application that uses...

CVE-2026-5479

In wolfSSL's EVP layer, the ChaCha20-Poly1305 AEAD decryption path in wolfSSLEVPCipherFinal and related EVP cipher finalization functions fails to verify the authentication tag before returning plaintext to the caller. When an application uses the EVP API to perform ChaCha20-Poly1305 decryption,...

PT-2026-36652

Name of the Vulnerable Software and Affected Versions Gitea affected versions not specified Description The built-in SSH server uses default configurations that advertise weak or broken key exchange, MAC, and host key algorithms. Specifically, the server supports the ecdh-sha2-nistp256,...

K000160933: OpenSSL for Windows vulnerability CVE-2023-4807

Security Advisory Description Issue summary: The POLY1305 MAC message authentication code implementation contains a bug that might corrupt the internal state of applications on the Windows 64 platform when running on newer X8664 processors supporting the AVX512-IFMA instructions. Impact summary: ...

EUVD-2026-21292

In wolfSSL's EVP layer, the ChaCha20-Poly1305 AEAD decryption path in wolfSSLEVPCipherFinal and related EVP cipher finalization functions fails to verify the authentication tag before returning plaintext to the caller. When an application uses the EVP API to perform ChaCha20-Poly1305 decryption,...

DEBIAN-CVE-2026-5479

In wolfSSL's EVP layer, the ChaCha20-Poly1305 AEAD decryption path in wolfSSLEVPCipherFinal and related EVP cipher finalization functions fails to verify the authentication tag before returning plaintext to the caller. When an application uses the EVP API to perform ChaCha20-Poly1305 decryption,...

CVE-2026-5479

In wolfSSL's EVP layer, the ChaCha20-Poly1305 AEAD decryption path in wolfSSLEVPCipherFinal and related EVP cipher finalization functions fails to verify the authentication tag before returning plaintext to the caller. When an application uses the EVP API to perform ChaCha20-Poly1305 decryption,...

UBUNTU-CVE-2026-5479

In wolfSSL's EVP layer, the ChaCha20-Poly1305 AEAD decryption path in wolfSSLEVPCipherFinal and related EVP cipher finalization functions fails to verify the authentication tag before returning plaintext to the caller. When an application uses the EVP API to perform ChaCha20-Poly1305 decryption,...

CVE-2026-5479

In wolfSSL's EVP layer, the ChaCha20-Poly1305 AEAD decryption path in wolfSSLEVPCipherFinal and related EVP cipher finalization functions fails to verify the authentication tag before returning plaintext to the caller. When an application uses the EVP API to perform ChaCha20-Poly1305 decryption,...

CVE-2026-5479 wolfSSL EVP ChaCha20-Poly1305 AEAD authentication tag

In wolfSSL's EVP layer, the ChaCha20-Poly1305 AEAD decryption path in wolfSSLEVPCipherFinal and related EVP cipher finalization functions fails to verify the authentication tag before returning plaintext to the caller. When an application uses the EVP API to perform ChaCha20-Poly1305 decryption,...

CVE-2026-5479

In wolfSSL, the ChaCha20-Poly1305 AEAD decryption path in the EVP layer (wolfSSL_EVP_CipherFinal and related finalization functions) fails to verify the authentication tag before returning plaintext. As a result, when using the EVP API to decrypt ChaCha20-Poly1305, the tag may be computed or acce...