JLSEC-2025-223 An issue was discovered in Mbed TLS 2.x before 2.28.7 and 3.x before 3.5.2

An issue was discovered in Mbed TLS 2.x before 2.28.7 and 3.x before 3.5.2. There was a timing side channel in RSA private operations. This side channel could be sufficient for a local attacker to recover the plaintext. It requires the attacker to send a large number of messages for decryption, a...

JLSEC-2025-222 Mbed TLS 2.x before 2.28.5 and 3.x before 3.5.0 has a Buffer Overflow.

Mbed TLS 2.x before 2.28.5 and 3.x before 3.5.0 has a Buffer Overflow...

JLSEC-2025-215 In Mbed TLS before 2.28.0 and 3.x before 3.1.0, `psa_cipher_generate_iv` and `psa_cipher_encrypt`...

In Mbed TLS before 2.28.0 and 3.x before 3.1.0, psaciphergenerateiv and psacipherencrypt allow policy bypass or oracle-based decryption when the output buffer is at memory locations accessible to an untrusted application...

JLSEC-2025-231 Mbed TLS before 3.6.4 allows a use-after-free in certain situations of applications that are...

Mbed TLS before 3.6.4 allows a use-after-free in certain situations of applications that are developed in accordance with the documentation. The function mbedtlsx509stringtonames takes a head argument that is documented as an output argument. The documentation does not suggest that the function...

JLSEC-2025-225 An issue was discovered in Mbed TLS 2.18.0 through 2.28.x before 2.28.8 and 3.x before 3.6.0, and...

An issue was discovered in Mbed TLS 2.18.0 through 2.28.x before 2.28.8 and 3.x before 3.6.0, and Mbed Crypto. The PSA Crypto API mishandles shared memory...

JLSEC-2025-212 An issue was discovered in Mbed TLS before 2.24.0

An issue was discovered in Mbed TLS before 2.24.0. The verification of X.509 certificates when matching the expected common name the cn argument of mbedtlsx509crtverify with the actual certificate name is mishandled: when the subjecAltName extension is present, the expected name is compared to an...

JLSEC-2025-207 An issue was discovered in Arm Mbed TLS before 2.24.0

An issue was discovered in Arm Mbed TLS before 2.24.0. An attacker can recover a private key for RSA or static Diffie-Hellman via a side-channel attack against generation of base blinding/unblinding values...

JLSEC-2025-224 Integer Overflow vulnerability in Mbed TLS 2.x before 2.28.7 and 3.x before 3.5.2, allows attackers...

Integer Overflow vulnerability in Mbed TLS 2.x before 2.28.7 and 3.x before 3.5.2, allows attackers to cause a denial of service DoS via mbedtlsx509setextension...

TencentOS Server 4: mbedtls (TSSA-2025:0533)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2025:0533 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

[SECURITY] Fedora 41 Update: mbedtls-2.28.10-2.fc41

Mbed TLS is a light-weight open source cryptographic and SSL/TLS library written in C. Mbed TLS makes it easy for developers to include cryptographic and SSL/TLS capabilities in their embedded applications with as little hassle as possible...

Astra Linux – Vulnerability in mbedtls

Mbed TLS before version 3.6.4 has a race condition in AESNI detection when certain compiler optimizations are applied. An attacker may be able to extract an AES key from a multithreaded program, or perform a GCM forgery...

Linux Distros Unpatched Vulnerability : CVE-2025-59438

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Mbed TLS through 3.6.4 has an Observable Timing Discrepancy. CVE-2025-59438 Note that Nessus relies on the presence of the package as reported by the vendor...

SUSE CVE-2025-59438

Mbed TLS through 3.6.4 has an Observable Timing Discrepancy...

SUSE CVE-2025-54764

Mbed TLS before 3.6.5 allows a local timing attack against certain RSA operations, and direct calls to mbedtlsmpimodinv or mbedtlsmpigcd...

EUVD-2025-35171

Mbed TLS through 3.6.4 has an Observable Timing Discrepancy...

ALPINE-CVE-2025-59438

Mbed TLS through 3.6.4 has an Observable Timing Discrepancy...

CVE-2025-59438

Mbed TLS through 3.6.4 has an Observable Timing Discrepancy...

UBUNTU-CVE-2025-59438

Mbed TLS through 3.6.4 has an Observable Timing Discrepancy...

CVE-2025-59438

Mbed TLS through 3.6.4 has an Observable Timing Discrepancy...

CVE-2025-59438

CVE-2025-59438 affects Mbed TLS up to version 3.6.4, describing an observable timing discrepancy in the library. Multiple connected advisories indicate the issue is addressed by upgrading to 3.6.5 (e.g., Fedora 43/Fedora 43 backports, openSUSE SUSE advisories), with references noting the fix as p...