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CVE-2016-6318 · cross-distro fix matrix

CVE-2016-6318: Stack-based buffer overflow in the FascistGecosUser function in lib/fascist.c in cracklib allows local users to cause a denial of service (application crash) or gain privileges via a long GECOS field, involving longbuffer.

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

Fix per ecosystem

Each block below is a distro release where CVE-2016-6318 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • cracklib2→ fixed in2.9.2-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y cracklib2

Debian bookworm

Source: Debian Security Tracker

  • cracklib2→ fixed in2.9.2-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y cracklib2

Debian trixie

Source: Debian Security Tracker

  • cracklib2→ fixed in2.9.2-2urgency: not yet assigned
    sudo apt-get install --only-upgrade -y cracklib2

Alpine v3.20

Source: Alpine secdb

  • cracklib→ fixed in2.9.7-r0
    apk update && apk add --upgrade cracklib

Alpine v3.21

Source: Alpine secdb

  • cracklib→ fixed in2.9.7-r0
    apk update && apk add --upgrade cracklib

Alpine edge

Source: Alpine secdb

  • cracklib→ fixed in2.9.7-r0
    apk update && apk add --upgrade cracklib

Alpine v3.18

Source: Alpine secdb

  • cracklib→ fixed in2.9.7-r0
    apk update && apk add --upgrade cracklib

Alpine v3.19

Source: Alpine secdb

  • cracklib→ fixed in2.9.7-r0
    apk update && apk add --upgrade cracklib
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