# CVE-2024-49195: mbedtls: Mbed TLS 3.5.x through 3.6.x before 3.6.2 has a buffer underrun in pkwrite when writing an opaque key pair

CVE-2024-49195 is fixed in mbedtls on 1 platform, first by DEBIAN-CVE-2024-49195, released October 15, 2024. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2024-49195
- Priority: Urgent
- CVSS: 9.8 (critical)
- EPSS: 0.0063
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 15, 2024

## Description

Mbed TLS 3.5.x through 3.6.x before 3.6.2 has a buffer underrun in pkwrite when writing an opaque key pair

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | mbedtls Debian 13.5 (trixie) | 3.6.2-1 | [DEBIAN-CVE-2024-49195](https://patchblox.com/security/data/fix/linux/debian-cve-2024-49195.md) | Oct 15, 2024 |
| Linux | mbedtls Debian 14 | 3.6.2-1 | [DEBIAN-CVE-2024-49195](https://patchblox.com/security/data/fix/linux/debian-cve-2024-49195.md) | Oct 15, 2024 |
| Linux | mbedtls opensuse-leap 16.0 | 3.6.6-bp160.1.1 | [OPENSUSE-SU-2026:21144-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21144-1.md) | Jun 22, 2026 |

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Data as of 2026-11-09T07:25:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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