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dereference because mbedtls_asn1_store_named_data can trigger conflicting data with val.p of NULL but val.len greater than zero.","status":"published","published":"2025-07-20T00:00:00Z","modified":"2026-10-28T02:30:33.502798583Z","cvss":[{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-696"],"updated_at":"2026-11-02T15:44:50.037003Z"},{"id":"DEBIAN-CVE-2025-48965","description":"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.","status":"published","published":"2025-07-20T18:15:22.95Z","modified":"2026-09-01T20:05:53.170799343Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:47.378563Z"},{"id":"JLSEC-2025-230","title":"Mbed TLS before 3.6.4 has a NULL pointer dereference because `mbedtls_asn1_store_named_data` can...","description":"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.","status":"published","published":"2025-11-21T15:59:04.054Z","modified":"2026-07-23T22:30:12.474433341Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:47:17.805107Z"},{"id":"ROOT-OS-DEBIAN-12-CVE-2025-48965","title":"CVE-2025-48965 in mbedtls - Patched by Root","description":"Root has patched CVE-2025-48965 in the mbedtls package for Root:Debian:12. Multiple fixed versions available.","status":"published","published":"2026-08-25T12:15:34Z","modified":"2026-08-26T01:12:42.370396516Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:31.514195Z"},{"id":"UBUNTU-CVE-2025-48965","description":"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.","status":"published","published":"2025-07-20T18:15:00Z","modified":"2026-04-22T16:04:04.954303Z","cvss":[{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L","level":"medium"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T16:55:50.31802Z"},{"id":"DLA-4274-1","title":"mbedtls - security update","status":"published","published":"2025-08-18T00:00:00Z","modified":"2026-03-09T02:10:41.619844Z","updated_at":"2026-11-02T15:46:12.7027Z"},{"id":"openSUSE-SU-2026:21144-1","title":"Security update for mbedtls","description":"This update for mbedtls fixes the following issues:\n\nChanges in mbedtls:\n\n- Update to 3.6.6 (LTS maintenance update from 3.6.1); security fixes\n  accumulated across the 3.6.2-3.6.6 releases:\n  * CVE-2024-49195 (boo#1231708): buffer underrun in pkwrite when\n    writing an opaque key pair\n  * CVE-2025-27809 (boo#1240051): certificate verification accepted\n    arbitrary hostnames\n  * CVE-2025-27810 (boo#1240052): possible authentication bypass on\n    failed memory allocation / hardware errors\n  * CVE-2025-47917 (boo#1246783): misleading memory management in\n    mbedtls_x509_string_to_names()\n  * CVE-2025-48965 (boo#1246784): NULL pointer dereference after\n    mbedtls_asn1_store_named_data()\n  * CVE-2025-49087 (boo#1246973): timing side channel in PKCS#7\n    padding removal\n  * CVE-2025-49600 (boo#1245808): unchecked return values in LMS\n    verification allow signature bypass via fault injection\n  * CVE-2025-49601 (boo#1245809): out-of-bounds read in\n    mbedtls_lms_import_public_key()\n  * CVE-2025-52496 (boo#1245810): race in AES-NI support detection can\n    lead to AES key extraction or GCM forgery\n  * CVE-2025-52497 (boo#1245811): one-byte heap underflow when parsing\n    PEM-encrypted material\n  * CVE-2025-54764 (boo#1252341): timing attacks in RSA operations\n  * CVE-2025-59438 (boo#1252454): padding-oracle attack via timing of\n    cipher error reporting\n  * CVE-2026-25833: PSA RNG state duplicated across fork()\n  * CVE-2026-25834: TLS 1.3 HelloRetryRequest man-in-the-middle\n    session-resumption downgrade\n  * CVE-2026-25835: RNG state duplicated when application/VM state is\n    cloned\n","status":"published","published":"2026-06-22T13:34:13Z","modified":"2026-06-30T18:24:45.186057867Z","updated_at":"2026-11-02T16:58:41.885092Z"},{"id":"USN-8123-1","title":"mbedtls vulnerabilities","description":"It was discovered that Mbed TLS incorrectly handled memory allocation\nfailures. A remote attacker could possibly use this issue to crash\nthe program. This issue only affected Ubuntu 18.04 LTS and Ubuntu\n20.04 LTS. (CVE-2021-44732)\n\nJonathan Winzig discovered that Mbed TLS incorrectly handled crafted\ninputs. A remote attacker could possibly use this issue to crash the\nprogram, resulting in a denial of service. This issue only affected\nUbuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS. (CVE-2024-23775)\n\nIt was discovered that Mbed TLS incorrectly handled the TLS\nhandshake. A remote attacker could possibly use this issue to\nbreak the security guarantees of the TLS handshake.\n(CVE-2025-27810)\n\nLinh Le and Ngan Nguyen discovered that Mbed TLS incorrectly\ndocumented the behavior of a function. Application code relying\non the documented behavior might be affected. A remote attacker\ncould possibly use this issue to execute arbitrary code.\n(CVE-2025-47917)\n\nLinh Le and Ngan Nguyen discovered that Mbed TLS incorrectly handled\ncrafted input. A remote attacker could possibly use this issue to\ncrash the program, resulting in a denial of service. (CVE-2025-48965)\n\nIt was discovered that Mbed TLS incorrectly handled a race condition.\nAn attacker could possibly use this issue to extract AES keys.\n(CVE-2025-52496)\n\nLinh Le and Ngan Nguyen discovered that Mbed TLS incorrectly handled\ncertain invalid input. A remote attacker could possibly use this\nissue to crash the program, resulting in a denial of service.\n(CVE-2025-52497)","status":"published","published":"2026-03-25T16:22:11Z","modified":"2026-04-27T18:44:30.29713Z","updated_at":"2026-11-02T16:58:22.951676Z"}]}}