UBUNTU-CVE-2026-34875

An issue was discovered in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0. A buffer overflow can occur in public key export for FFDH keys...

CVE-2026-34872

An issue was discovered in Mbed TLS 3.5.x and 3.6.x through 3.6.5 and TF-PSA-Crypto 1.0. There is a lack of contributory behavior in FFDH due to improper input validation. Using finite-field Diffie-Hellman, the other party can force the shared secret into a small set of values lack of contributor...

CVE-2026-34875

An issue was discovered in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0. A buffer overflow can occur in public key export for FFDH keys...

CVE-2026-34872

An issue was discovered in Mbed TLS 3.5.x and 3.6.x through 3.6.5 and TF-PSA-Crypto 1.0. There is a lack of contributory behavior in FFDH due to improper input validation. Using finite-field Diffie-Hellman, the other party can force the shared secret into a small set of values lack of contributor...

PT-2026-29589

Name of the Vulnerable Software and Affected Versions Mbed TLS versions 3.5.x and 3.6.x through 3.6.5 TF-PSA-Crypto version 1.0 Description A flaw exists due to improper input validation in Finite-Field Diffie-Hellman FFDH, leading to a lack of contributory behavior. An attacker can manipulate th...

PT-2026-29582

Name of the Vulnerable Software and Affected Versions Mbed TLS versions through 3.6.5 TF-PSA-Crypto version 1.0.0 Description A buffer overflow can occur during the public key export process for FFDH keys. Recommendations Update Mbed TLS to a version later than 3.6.5. Update TF-PSA-Crypto to a...

CVE-2026-34875

An issue was discovered in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0. A buffer overflow can occur in public key export for FFDH keys...

CVE-2026-34875

An issue was discovered in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0. A buffer overflow can occur in public key export for FFDH keys...

CVE-2026-34872

An issue was discovered in Mbed TLS 3.5.x and 3.6.x through 3.6.5 and TF-PSA-Crypto 1.0. There is a lack of contributory behavior in FFDH due to improper input validation. Using finite-field Diffie-Hellman, the other party can force the shared secret into a small set of values lack of contributor...

MBed TLS security vulnerabilities

Mbed TLS is an open-source, portable, easy-to-use, readable, and flexible SSL library developed by Mbed TLS. Mbed TLS versions 3.6.5 and earlier, as well as TF-PSA-Crypto version 1.0.0, have security vulnerabilities. These vulnerabilities stem from a buffer overflow issue during the export of the...

CVE-2026-34875

A buffer overflow vulnerability exists in Mbed TLS (versions through 3.6.5) and TF-PSA-Crypto (version 1.0.0). The flaw occurs during the public key export process for FFDH keys . This vulnerability has been addressed in the libeverest-3.6.6-1.1 package on openSUSE Tumbleweed . While technical de...

CVE-2026-34875

An issue was discovered in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0. A buffer overflow can occur in public key export for FFDH keys...

CVE-2026-34875

An issue was discovered in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0. A buffer overflow can occur in public key export for FFDH keys...

CVE-2026-34872

Vulnerabilities were identified in Mbed TLS versions 3.5.x and 3.6.x (through 3.6.5 ), as well as TF-PSA-Crypto 1.0 . The root cause is improper input validation in Finite-Field Diffie-Hellman (FFDH) , leading to a lack of contributory behavior . This allows a peer or an active network attacker (...

MBed TLS security vulnerabilities

Mbed TLS is an open-source, portable, easy-to-use, readable, and flexible SSL library developed by Mbed TLS. There are security vulnerabilities in Mbed TLS versions 3.5.x, 3.6.5, and earlier, as well as in TF-PSA-Crypto version 1.0. These vulnerabilities stem from improper input validation in...

CVE-2026-34872

An issue was discovered in Mbed TLS 3.5.x and 3.6.x through 3.6.5 and TF-PSA-Crypto 1.0. There is a lack of contributory behavior in FFDH due to improper input validation. Using finite-field Diffie-Hellman, the other party can force the shared secret into a small set of values lack of contributor...

CVE-2026-3230

A flaw was found in wolfSSL. A remote attacker could exploit a missing cryptographic step in the Transport Layer Security TLS 1.3 client HelloRetryRequest handshake logic. By sending a crafted HelloRetryRequest followed by a ServerHello message that omits the required keyshare extension, an...

EUVD-2026-13209

Missing required cryptographic step in the TLS 1.3 client HelloRetryRequest handshake logic in wolfSSL could lead to a compromise in the confidentiality of TLS-protected communications via a crafted HelloRetryRequest followed by a ServerHello message that omits the required keyshare extension,...

CVE-2026-3230

wolfSSL’s TLS 1.3 client logic is affected by an improper key_share handling during HelloRetryRequest, allowing a crafted HelloRetryRequest followed by a ServerHello without the key_share extension to derive predictable traffic secrets from the (EC)DHE shared secret. Affected component: TLS hands...

PT-2026-26366

Name of the Vulnerable Software and Affected Versions wolfSSL affected versions not specified Description A missing cryptographic step in the TLS 1.3 client HelloRetryRequest handshake logic in wolfSSL could compromise the confidentiality of TLS-protected communications. This occurs through a...