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CVE-2023-6935 · cross-distro fix matrix

CVE-2023-6935: wolfSSL SP Math All RSA implementation is vulnerable to the Marvin Attack, new variation of a timing Bleichenbacher style attack, when built with the following options to configure: --enable-all CFLAGS="-DWOLFSSL_STATIC_RSA" The define “WOLFSSL_STATIC_RSA” enables static RSA cipher suites, which i

Affects 5 Linux releases across 5 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2023-6935 has a known fix. Run the listed command on that distro to remediate.

Debian trixie

Source: Debian Security Tracker

  • wolfssl→ fixed in5.6.6-1.2urgency: unimportant
    sudo apt-get install --only-upgrade -y wolfssl

Alpine v3.20

Source: Alpine secdb

  • wolfssl→ fixed in5.6.6-r0
    apk update && apk add --upgrade wolfssl

Alpine v3.21

Source: Alpine secdb

  • wolfssl→ fixed in5.6.6-r0
    apk update && apk add --upgrade wolfssl

Alpine edge

Source: Alpine secdb

  • wolfssl→ fixed in5.6.6-r0
    apk update && apk add --upgrade wolfssl

Alpine v3.19

Source: Alpine secdb

  • wolfssl→ fixed in5.6.6-r0
    apk update && apk add --upgrade wolfssl
Are YOU affected by CVE-2023-6935?

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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CVE-2023-6935dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

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