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CVE-2017-16516 · cross-distro fix matrix

CVE-2017-16516: In the yajl-ruby gem 1.3.0 for Ruby, when a crafted JSON file is supplied to Yajl::Parser.new.parse, the whole ruby process crashes with a SIGABRT in the yajl_string_decode function in yajl_encode.c. This results in the whole ruby process terminating and potentially a denial of service.

Affects 3 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2017-16516 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • ruby-yajl→ fixed in1.2.0-3.1urgency: low
    sudo apt-get install --only-upgrade -y ruby-yajl
  • yajl→ fixed in2.1.0-3+deb11u2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y yajl

Debian bookworm

Source: Debian Security Tracker

  • ruby-yajl→ fixed in1.2.0-3.1urgency: low
    sudo apt-get install --only-upgrade -y ruby-yajl
  • yajl→ fixed in2.1.0-3+deb12u2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y yajl

Debian trixie

Source: Debian Security Tracker

  • burp→ fixed in3.1.4-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y burp
  • r-cran-jsonlite→ fixed in1.8.8+dfsg-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y r-cran-jsonlite
  • ruby-yajl→ fixed in1.2.0-3.1urgency: low
    sudo apt-get install --only-upgrade -y ruby-yajl
  • yajl→ fixed in2.1.0-4urgency: not yet assigned
    sudo apt-get install --only-upgrade -y yajl
Are YOU affected by CVE-2017-16516?

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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