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Package details: pkg:deb/debian/mbedtls@2.28.3-1
purl pkg:deb/debian/mbedtls@2.28.3-1
Next non-vulnerable version 3.6.4-2
Latest non-vulnerable version 3.6.4-2
Risk 10.0
Vulnerabilities affecting this package (10)
Vulnerability Summary Fixed by
VCID-82um-cbtw-zqac
Aliases:
CVE-2024-28755
An issue was discovered in Mbed TLS 3.5.x before 3.6.0. When an SSL context was reset with the mbedtls_ssl_session_reset() API, the maximum TLS version to be negotiated was not restored to the configured one. An attacker was able to prevent an Mbed TLS server from establishing any TLS 1.3 connection, potentially resulting in a Denial of Service or forced version downgrade from TLS 1.3 to TLS 1.2.
3.6.4-2
Affected by 0 other vulnerabilities.
VCID-91hk-meaj-abae
Aliases:
CVE-2024-23775
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 mbedtls_x509_set_extension().
3.6.4-2
Affected by 0 other vulnerabilities.
VCID-cths-ry6s-d3gj
Aliases:
CVE-2025-27810
Mbed TLS before 2.28.10 and 3.x before 3.6.3, in some cases of failed memory allocation or hardware errors, uses uninitialized stack memory to compose the TLS Finished message, potentially leading to authentication bypasses such as replays.
3.6.4-2
Affected by 0 other vulnerabilities.
VCID-juxs-e9f4-xbcc
Aliases:
CVE-2024-23170
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, as described in "Everlasting ROBOT: the Marvin Attack" by Hubert Kario.
3.6.4-2
Affected by 0 other vulnerabilities.
VCID-ktmz-35r6-u3bw
Aliases:
CVE-2025-27809
Mbed TLS before 2.28.10 and 3.x before 3.6.3, on the client side, accepts servers that have trusted certificates for arbitrary hostnames unless the TLS client application calls mbedtls_ssl_set_hostname.
3.6.4-2
Affected by 0 other vulnerabilities.
VCID-qbcr-dmzg-x3cq
Aliases:
CVE-2025-52496
Mbed TLS before 3.6.4 has a race condition in AESNI detection if certain compiler optimizations occur. An attacker may be able to extract an AES key from a multithreaded program, or perform a GCM forgery.
3.6.4-2
Affected by 0 other vulnerabilities.
VCID-qqpq-7rfp-r7cj
Aliases:
CVE-2025-47917
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 mbedtls_x509_string_to_names() takes a head argument that is documented as an output argument. The documentation does not suggest that the function will free that pointer; however, the function does call mbedtls_asn1_free_named_data_list() on that argument, which performs a deep free(). As a result, application code that uses this function (relying only on documented behavior) is likely to still hold pointers to the memory blocks that were freed, resulting in a high risk of use-after-free or double-free. In particular, the two sample programs x509/cert_write and x509/cert_req are affected (use-after-free if the san string contains more than one DN).
3.6.4-2
Affected by 0 other vulnerabilities.
VCID-utrn-gs5f-m7cv
Aliases:
CVE-2025-48965
Mbed TLS before 3.6.4 has a NULL pointer dereference because mbedtls_asn1_store_named_data can trigger conflicting data with val.p of NULL but val.len greater than zero.
3.6.4-2
Affected by 0 other vulnerabilities.
VCID-w9ss-fm32-ekhs
Aliases:
CVE-2025-52497
Mbed TLS before 3.6.4 has a PEM parsing one-byte heap-based buffer underflow, in mbedtls_pem_read_buffer and two mbedtls_pk_parse functions, via untrusted PEM input.
3.6.4-2
Affected by 0 other vulnerabilities.
VCID-wxhp-4yq4-gygk
Aliases:
CVE-2024-28960
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.
3.6.4-2
Affected by 0 other vulnerabilities.
Vulnerabilities fixed by this package (6)
Vulnerability Summary Aliases
VCID-8nqz-ezpz-27dd An issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0. An adversary with access to precise enough information about memory accesses (typically, an untrusted operating system attacking a secure enclave) can recover an RSA private key after observing the victim performing a single private-key operation, if the window size (MBEDTLS_MPI_WINDOW_SIZE) used for the exponentiation is 3 or smaller. CVE-2022-46392
VCID-8pdb-tcxb-4uah Mbed TLS before 3.0.1 has a double free in certain out-of-memory conditions, as demonstrated by an mbedtls_ssl_set_session() failure. CVE-2021-44732
VCID-jr88-gvr8-nycb A Denial of Service vulnerability exists in mbed TLS 3.0.0 and earlier in the mbedtls_pkcs12_derivation function when an input password's length is 0. CVE-2021-43666
VCID-p6yu-3gyw-f3e1 An issue was discovered in Mbed TLS before 2.28.1 and 3.x before 3.2.0. In some configurations, an unauthenticated attacker can send an invalid ClientHello message to a DTLS server that causes a heap-based buffer over-read of up to 255 bytes. This can cause a server crash or possibly information disclosure based on error responses. Affected configurations have MBEDTLS_SSL_DTLS_CLIENT_PORT_REUSE enabled and MBEDTLS_SSL_IN_CONTENT_LEN less than a threshold that depends on the configuration: 258 bytes if using mbedtls_ssl_cookie_check, and possibly up to 571 bytes with a custom cookie check function. CVE-2022-35409
VCID-ryyu-er25-v3dt Use of a Broken or Risky Cryptographic Algorithm in the function mbedtls_mpi_exp_mod() in lignum.c in Mbed TLS Mbed TLS all versions before 3.0.0, 2.27.0 or 2.16.11 allows attackers with access to precise enough timing and memory access information (typically an untrusted operating system attacking a secure enclave such as SGX or the TrustZone secure world) to recover the private keys used in RSA. CVE-2021-36647
VCID-s62q-xa3g-wkea In Trusted Firmware Mbed TLS 2.24.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlled-channel and side-channel attack on software running in isolated environments that can be single stepped, especially Intel SGX. CVE-2021-24119

Date Actor Action Vulnerability Source VulnerableCode Version
2025-08-01T16:45:18.137931+00:00 Debian Oval Importer Fixing VCID-jr88-gvr8-nycb https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 37.0.0
2025-08-01T16:32:35.913890+00:00 Debian Oval Importer Fixing VCID-8pdb-tcxb-4uah https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 37.0.0
2025-08-01T16:02:04.356837+00:00 Debian Oval Importer Fixing VCID-ryyu-er25-v3dt https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 37.0.0
2025-08-01T13:23:12.336879+00:00 Debian Importer Affected by VCID-qqpq-7rfp-r7cj https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T13:06:35.659663+00:00 Debian Oval Importer Fixing VCID-s62q-xa3g-wkea https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 37.0.0
2025-08-01T13:05:49.603826+00:00 Debian Importer Affected by VCID-82um-cbtw-zqac https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T12:57:47.797132+00:00 Debian Oval Importer Fixing VCID-8nqz-ezpz-27dd https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 37.0.0
2025-08-01T12:57:13.682660+00:00 Debian Importer Affected by VCID-juxs-e9f4-xbcc https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T12:55:03.040075+00:00 Debian Importer Affected by VCID-ktmz-35r6-u3bw https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T12:49:13.636229+00:00 Debian Importer Affected by VCID-91hk-meaj-abae https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T12:47:51.107944+00:00 Debian Importer Fixing VCID-p6yu-3gyw-f3e1 https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T12:43:30.346844+00:00 Debian Importer Affected by VCID-w9ss-fm32-ekhs https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T12:40:00.017878+00:00 Debian Importer Affected by VCID-wxhp-4yq4-gygk https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T12:37:14.074079+00:00 Debian Importer Affected by VCID-cths-ry6s-d3gj https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T12:34:23.414925+00:00 Debian Importer Affected by VCID-utrn-gs5f-m7cv https://security-tracker.debian.org/tracker/data/json 37.0.0
2025-08-01T12:23:34.976457+00:00 Debian Importer Affected by VCID-qbcr-dmzg-x3cq https://security-tracker.debian.org/tracker/data/json 37.0.0