Undici is an HTTP/1.1 client, written from scratch for Node.js. Depending on network and process conditions of a fetch() request, response.arrayBuffer() might include portion of memory from the Node.js process. This has been patched in v6.19.2.
fetch()
response.arrayBuffer()
{ "binaries": [ { "binary_version": "9.1.3~5.26.3+dfsg1+~cs23.10.12-2", "binary_name": "node-llhttp" }, { "binary_version": "5.26.3+dfsg1+~cs23.10.12-2", "binary_name": "node-undici" } ] }
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-38372.json"
{ "binaries": [ { "binary_version": "9.2.1~7.3.0+dfsg1+~cs24.12.11-2", "binary_name": "libllhttp9.2" }, { "binary_version": "9.2.1~7.3.0+dfsg1+~cs24.12.11-2", "binary_name": "node-llhttp" }, { "binary_version": "7.3.0+dfsg1+~cs24.12.11-2", "binary_name": "node-undici" } ] }