CVE-2022-46393
9.8 CRITICALAn issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0
Published: 2022-12-15 · Last updated: 2026-06-05
Severity and scoring
- CVSS
- 9.8 CRITICAL
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-125, CWE-787
Affected products
| Vendor | Product |
|---|---|
| arm | fedora, mbed_tls |
| fedoraproject | fedora, mbed_tls |
| trustedfirmware | fedora, mbed_tls |
Description
An issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0. There is a potential heap-based buffer overflow and heap-based buffer over-read in DTLS if MBEDTLS_SSL_DTLS_CONNECTION_ID is enabled and MBEDTLS_SSL_CID_IN_LEN_MAX > 2 * MBEDTLS_SSL_CID_OUT_LEN_MAX.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2022-46393
- [Other]https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2
- [Other]https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/
- [Vendor advisory]https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/
- [Other]https://github.com/Mbed-TLS/mbedtls/releases/tag/v2.28.2
- [Other]https://github.com/Mbed-TLS/mbedtls/releases/tag/v3.3.0
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4BR7ZCVKLPGCOEEALUHZMFHXQHR6S4QL/
- [Other]https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6XMKJ5IMJEPXYAHHU56Z4P2FSYIEAESB/
- [Vendor advisory]https://mbed-tls.readthedocs.io/en/latest/tech-updates/security-advisories/
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