CVE catalog
CVE-2022-46393
mbedtls: CVE-2022-46393
- Severity
- Critical · CVSS 9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.26% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | mbedtls | sid | 3.6.7-3 | fixed |
| Debian | mbedtls | forky | 3.6.7-3 | fixed |
| Debian | mbedtls | trixie | 3.6.6-0.1~deb13u1 | fixed |
| Debian | mbedtls | bookworm | 2.28.3-1 | fixed |
| Ubuntu | mbedtls | 16.04 | 2.1.2-1 | vulnerable |
| Ubuntu | mbedtls | 16.04 | 2.2.0-1 | vulnerable |
| Ubuntu | mbedtls | 16.04 | 2.2.1-1 | vulnerable |
| Ubuntu | mbedtls | 16.04 | 2.2.1-2 | vulnerable |
| Ubuntu | mbedtls | 16.04 | 2.2.1-2ubuntu0.1 | vulnerable |
| Ubuntu | mbedtls | 16.04 | 2.2.1-2ubuntu0.2 | vulnerable |
| Ubuntu | mbedtls | 16.04 | 2.2.1-2ubuntu0.3 | vulnerable |
| Ubuntu | mbedtls | pro | 2.16.9-0.1ubuntu1 | vulnerable |
| Ubuntu | mbedtls | pro | 2.16.11-0.1ubuntu1 | vulnerable |
| Ubuntu | mbedtls | pro | 2.16.11-0.3 | vulnerable |
| Ubuntu | mbedtls | pro | 2.28.0-1 | vulnerable |
| Ubuntu | mbedtls | pro | 2.28.0-1build1 | vulnerable |
| Ubuntu | mbedtls | pro | 2.28.0-1ubuntu0.1~esm1 | vulnerable |
| Suse | mbedtls | package hub 15 sp4 | 2.28.0-bp154.2.3.1 | fixed |
| Opensuse | mbedtls | leap 15.4 | 2.28.0-bp154.2.3.1 | fixed |
| Opensuse | mbedtls-2 | tumbleweed | 2.28.2-1.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | mbedtls | source | sid | 2.28.2-1 | not yet assigned | Not reported | Not reported |
| Debian | mbedtls | source | forky | 2.28.2-1 | not yet assigned | Not reported | Not reported |
| Debian | mbedtls | source | trixie | 2.28.2-1 | not yet assigned | Not reported | Not reported |
| Debian | mbedtls | source | bookworm | 2.28.2-1 | not yet assigned | Not reported | Not reported |
| Suse | mbedtls | rpm | package hub 15 sp4 | 2.28.0-bp154.2.3.1 | Not reported | OPENSUSE-SU-2022:10257-1 | Not reported |
| Opensuse | mbedtls | rpm | leap 15.4 | 2.28.0-bp154.2.3.1 | Not reported | OPENSUSE-SU-2022:10257-1 | Not reported |
| Opensuse | mbedtls-2 | rpm | tumbleweed | 2.28.2-1.1 | Not reported | OPENSUSE-SU-2024:12581-1 | Not reported |
OpenFactory catalog packages
[openSUSE Tumbleweed]
- [libmbedcrypto7]Unknown
Source package: [mbedtls-2]
Details (1)
2.28.10-4.3· x86_64 · tumbleweedUnknown · Fixed:
2.28.2-1.1Version impact unknown
dsa · mbedtls-2 · opensuse · tumbleweed
- [libmbedcrypto7-x86-64-v3]Unknown
Source package: [mbedtls-2]
Details (1)
2.28.10-4.3· x86_64 · tumbleweedUnknown · Fixed:
2.28.2-1.1Version impact unknown
dsa · mbedtls-2 · opensuse · tumbleweed
- [libmbedtls14]Unknown
Source package: [mbedtls-2]
Details (1)
2.28.10-4.3· x86_64 · tumbleweedUnknown · Fixed:
2.28.2-1.1Version impact unknown
dsa · mbedtls-2 · opensuse · tumbleweed
- [libmbedtls14-x86-64-v3]Unknown
Source package: [mbedtls-2]
Details (1)
2.28.10-4.3· x86_64 · tumbleweedUnknown · Fixed:
2.28.2-1.1Version impact unknown
dsa · mbedtls-2 · opensuse · tumbleweed
- [libmbedx509-1]Unknown
Source package: [mbedtls-2]
Details (1)
2.28.10-4.3· x86_64 · tumbleweedUnknown · Fixed:
2.28.2-1.1Version impact unknown
dsa · mbedtls-2 · opensuse · tumbleweed
- [libmbedx509-1-x86-64-v3]Unknown
Source package: [mbedtls-2]
Details (1)
2.28.10-4.3· x86_64 · tumbleweedUnknown · Fixed:
2.28.2-1.1Version impact unknown
dsa · mbedtls-2 · opensuse · tumbleweed
- [mbedtls-2-devel]Unknown
Source package: [mbedtls-2]
Details (1)
2.28.10-4.3· x86_64 · tumbleweedUnknown · Fixed:
2.28.2-1.1Version impact unknown
dsa · mbedtls-2 · opensuse · tumbleweed
[Debian 12 (Bookworm)]
- [libmbedcrypto7]Fixed
Source package: [mbedtls]
Details (2)
2.28.3-1· amd64 · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
2.28.3-1· arm64 · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
- [libmbedtls14]Fixed
Source package: [mbedtls]
Details (2)
2.28.3-1· amd64 · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
2.28.3-1· arm64 · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
- [libmbedtls-dev]Fixed
Source package: [mbedtls]
Details (2)
2.28.3-1· amd64 · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
2.28.3-1· arm64 · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
- [libmbedtls-doc]Fixed
Source package: [mbedtls]
Details (2)
2.28.3-1· all · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
2.28.3-1· all · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
- [libmbedx509-1]Fixed
Source package: [mbedtls]
Details (2)
2.28.3-1· amd64 · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
2.28.3-1· arm64 · bookwormFixed · Fixed:
2.28.2-1dsa · mbedtls · debian · bookworm
Observed:
References
- [https://cert-portal.siemens.com/productcert/csaf/ssa-806742.json]
- [https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2022_10257-1.json]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2022-46393]
- [https://osv.dev/vulnerability/openSUSE-SU-2022:10257-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:12581-1]
- [https://security-tracker.debian.org/tracker/CVE-2022-46393]
[CISA cybersecurity advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]