StackPatch is liveSee product

Back to CVE digest
CVE-2021-3498 · cross-distro fix matrix

CVE-2021-3498: GStreamer before 1.18.4 might cause heap corruption when parsing certain malformed Matroska files.

Affects 8 Linux releases across 13 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-3498 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • gst-plugins-good1.0→ fixed in1.18.4-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y gst-plugins-good1.0

Debian bookworm

Source: Debian Security Tracker

  • gst-plugins-good1.0→ fixed in1.18.4-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y gst-plugins-good1.0

Debian trixie

Source: Debian Security Tracker

  • gst-plugins-good1.0→ fixed in1.18.4-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y gst-plugins-good1.0

Alpine v3.20

Source: Alpine secdb

  • gstreamer→ fixed in1.18.4-r0
    apk update && apk add --upgrade gstreamer
  • gst-plugins-good→ fixed in1.18.4-r0
    apk update && apk add --upgrade gst-plugins-good

Alpine v3.21

Source: Alpine secdb

  • gstreamer→ fixed in1.18.4-r0
    apk update && apk add --upgrade gstreamer
  • gst-plugins-good→ fixed in1.18.4-r0
    apk update && apk add --upgrade gst-plugins-good

Alpine edge

Source: Alpine secdb

  • gstreamer→ fixed in1.18.4-r0
    apk update && apk add --upgrade gstreamer
  • gst-plugins-good→ fixed in1.18.4-r0
    apk update && apk add --upgrade gst-plugins-good

Alpine v3.18

Source: Alpine secdb

  • gstreamer→ fixed in1.18.4-r0
    apk update && apk add --upgrade gstreamer
  • gst-plugins-good→ fixed in1.18.4-r0
    apk update && apk add --upgrade gst-plugins-good

Alpine v3.19

Source: Alpine secdb

  • gstreamer→ fixed in1.18.4-r0
    apk update && apk add --upgrade gstreamer
  • gst-plugins-good→ fixed in1.18.4-r0
    apk update && apk add --upgrade gst-plugins-good
Are YOU affected by CVE-2021-3498?

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
Form-based quickscan View on NVD
Continuous monitoring beats manual checking

CVE-2021-3498dropped 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.

See StackPatch ($99 lifetime)