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CVE-2016-8670 · cross-distro fix matrix

CVE-2016-8670: Integer signedness error in the dynamicGetbuf function in gd_io_dp.c in the GD Graphics Library (aka libgd) through 2.2.3, as used in PHP before 5.6.28 and 7.x before 7.0.13, allows remote attackers to cause a denial of service (stack-based buffer overflow) or possibly have unspecified other impact

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

Fix per ecosystem

Each block below is a distro release where CVE-2016-8670 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • libgd2→ fixed in2.2.3-87-gd0fec80-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y libgd2

Debian bookworm

Source: Debian Security Tracker

  • libgd2→ fixed in2.2.3-87-gd0fec80-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y libgd2

Debian trixie

Source: Debian Security Tracker

  • libgd2→ fixed in2.2.3-87-gd0fec80-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y libgd2
Are YOU affected by CVE-2016-8670?

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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