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CVE-2019-15651 · cross-distro fix matrix

CVE-2019-15651: wolfSSL 4.1.0 has a one-byte heap-based buffer over-read in DecodeCertExtensions in wolfcrypt/src/asn.c because reading the ASN_BOOLEAN byte is mishandled for a crafted DER certificate in GetLength_ex.

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-15651 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • wolfssl→ fixed in4.1.0+dfsg-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y wolfssl

Debian bookworm

Source: Debian Security Tracker

  • wolfssl→ fixed in4.1.0+dfsg-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y wolfssl

Debian trixie

Source: Debian Security Tracker

  • wolfssl→ fixed in4.1.0+dfsg-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y wolfssl
Are YOU affected by CVE-2019-15651?

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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