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CVE-2021-3630 · cross-distro fix matrix

CVE-2021-3630: An out-of-bounds write vulnerability was found in DjVuLibre in DJVU::DjVuTXT::decode() in DjVuText.cpp via a crafted djvu file which may lead to crash and segmentation fault. This flaw affects DjVuLibre versions prior to 3.5.28.

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

Fix per ecosystem

Each block below is a distro release where CVE-2021-3630 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • djvulibre→ fixed in3.5.27.1-12urgency: not yet assigned
    sudo apt-get install --only-upgrade -y djvulibre

Debian bookworm

Source: Debian Security Tracker

  • djvulibre→ fixed in3.5.27.1-12urgency: not yet assigned
    sudo apt-get install --only-upgrade -y djvulibre

Debian trixie

Source: Debian Security Tracker

  • djvulibre→ fixed in3.5.27.1-12urgency: not yet assigned
    sudo apt-get install --only-upgrade -y djvulibre

Alpine v3.20

Source: Alpine secdb

  • djvulibre→ fixed in3.5.28-r1
    apk update && apk add --upgrade djvulibre

Alpine v3.21

Source: Alpine secdb

  • djvulibre→ fixed in3.5.28-r1
    apk update && apk add --upgrade djvulibre

Alpine edge

Source: Alpine secdb

  • djvulibre→ fixed in3.5.28-r1
    apk update && apk add --upgrade djvulibre

Alpine v3.18

Source: Alpine secdb

  • djvulibre→ fixed in3.5.28-r1
    apk update && apk add --upgrade djvulibre

Alpine v3.19

Source: Alpine secdb

  • djvulibre→ fixed in3.5.28-r1
    apk update && apk add --upgrade djvulibre
Are YOU affected by CVE-2021-3630?

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