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CVE-2022-40959 · cross-distro fix matrix

CVE-2022-40959: During iframe navigation, certain pages did not have their FeaturePolicy fully initialized leading to a bypass that leaked device permissions into untrusted subdocuments. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.

Affects 8 Linux releases across 11 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2022-40959 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • firefox-esr→ fixed in102.3.0esr-1~deb11u1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y firefox-esr
  • thunderbird→ fixed in1:102.3.0-1~deb11u1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y thunderbird

Debian bookworm

Source: Debian Security Tracker

  • firefox-esr→ fixed in102.3.0esr-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y firefox-esr
  • thunderbird→ fixed in1:102.3.0-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y thunderbird

Debian trixie

Source: Debian Security Tracker

  • firefox-esr→ fixed in102.3.0esr-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y firefox-esr
  • thunderbird→ fixed in1:102.3.0-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y thunderbird

Alpine v3.20

Source: Alpine secdb

  • firefox-esr→ fixed in102.3.0-r0
    apk update && apk add --upgrade firefox-esr

Alpine v3.21

Source: Alpine secdb

  • firefox-esr→ fixed in102.3.0-r0
    apk update && apk add --upgrade firefox-esr

Alpine edge

Source: Alpine secdb

  • firefox-esr→ fixed in102.3.0-r0
    apk update && apk add --upgrade firefox-esr

Alpine v3.18

Source: Alpine secdb

  • firefox-esr→ fixed in102.3.0-r0
    apk update && apk add --upgrade firefox-esr

Alpine v3.19

Source: Alpine secdb

  • firefox-esr→ fixed in102.3.0-r0
    apk update && apk add --upgrade firefox-esr
Are YOU affected by CVE-2022-40959?

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-2022-40959dropped 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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