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CVE-2021-32027 · cross-distro fix matrix

CVE-2021-32027: A flaw was found in postgresql in versions before 13.3, before 12.7, before 11.12, before 10.17 and before 9.6.22. While modifying certain SQL array values, missing bounds checks let authenticated database users write arbitrary bytes to a wide area of server memory. The highest threat from this vuln

Affects 4 Linux releases across 9 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-32027 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • postgresql-13→ fixed in13.3-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y postgresql-13

Alpine v3.20

Source: Alpine secdb

  • postgresql15→ fixed in13.3-r0
    apk update && apk add --upgrade postgresql15
  • postgresql14→ fixed in13.3-r0
    apk update && apk add --upgrade postgresql14

Alpine v3.18

Source: Alpine secdb

  • postgresql14→ fixed in13.3-r0
    apk update && apk add --upgrade postgresql14
  • postgresql15→ fixed in13.3-r0
    apk update && apk add --upgrade postgresql15
  • postgresql13→ fixed in13.3-r0
    apk update && apk add --upgrade postgresql13

Alpine v3.19

Source: Alpine secdb

  • postgresql15→ fixed in13.3-r0
    apk update && apk add --upgrade postgresql15
  • postgresql13→ fixed in13.3-r0
    apk update && apk add --upgrade postgresql13
  • postgresql14→ fixed in13.3-r0
    apk update && apk add --upgrade postgresql14
Are YOU affected by CVE-2021-32027?

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-2021-32027dropped 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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