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CVE-2022-46393 · cross-distro fix matrix

CVE-2022-46393: 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.

Affects 2 Linux releases across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2022-46393 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

  • mbedtls→ fixed in2.28.2-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y mbedtls

Debian trixie

Source: Debian Security Tracker

  • mbedtls→ fixed in2.28.2-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y mbedtls
Are YOU affected by CVE-2022-46393?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash
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