CVE-2024-49761 · cross-distro fix matrix

CVE-2024-49761: REXML is an XML toolkit for Ruby. The REXML gem before 3.3.9 has a ReDoS vulnerability when it parses an XML that has many digits between &# and x...; in a hex numeric character reference (&#x...;). This does not happen with Ruby 3.2 or later. Ruby 3.1 is the only affected maintained Ruby. The REXML

Affects 6 Linux releases across 6 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2024-49761 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

ruby2.7→ fixed in2.7.4-1+deb11u3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ruby2.7
```

Debian trixie

Source: Debian Security Tracker

ruby3.3→ fixed in3.3.6-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ruby3.3
```

Alpine v3.20

Source: Alpine secdb

ruby-rexml→ fixed in3.3.9-r0

apk update && apk add --upgrade ruby-rexml

Alpine v3.21

Source: Alpine secdb

ruby-rexml→ fixed in3.3.9-r0

apk update && apk add --upgrade ruby-rexml

Alpine edge

Source: Alpine secdb

ruby-rexml→ fixed in3.3.9-r0

apk update && apk add --upgrade ruby-rexml

Alpine v3.19

Source: Alpine secdb

ruby-rexml→ fixed in3.3.9-r0

apk update && apk add --upgrade ruby-rexml

Are YOU affected by CVE-2024-49761?

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

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