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CVE-2019-11253 · cross-distro fix matrix

CVE-2019-11253: Improper input validation in the Kubernetes API server in versions v1.0-1.12 and versions prior to v1.13.12, v1.14.8, v1.15.5, and v1.16.2 allows authorized users to send malicious YAML or JSON payloads, causing the API server to consume excessive CPU or memory, potentially crashing and becoming una

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

Fix per ecosystem

Each block below is a distro release where CVE-2019-11253 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • kubernetes→ fixed in1.17.4-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y kubernetes

Debian bookworm

Source: Debian Security Tracker

  • kubernetes→ fixed in1.17.4-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y kubernetes

Debian trixie

Source: Debian Security Tracker

  • kubernetes→ fixed in1.17.4-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y kubernetes

Alpine v3.20

Source: Alpine secdb

  • containerd→ fixed in1.3.3-r0
    apk update && apk add --upgrade containerd

Alpine v3.21

Source: Alpine secdb

  • containerd→ fixed in1.3.3-r0
    apk update && apk add --upgrade containerd

Alpine edge

Source: Alpine secdb

  • containerd→ fixed in1.3.3-r0
    apk update && apk add --upgrade containerd

Alpine v3.18

Source: Alpine secdb

  • containerd→ fixed in1.3.3-r0
    apk update && apk add --upgrade containerd

Alpine v3.19

Source: Alpine secdb

  • containerd→ fixed in1.3.3-r0
    apk update && apk add --upgrade containerd
Are YOU affected by CVE-2019-11253?

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.

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