[CLSA-2026:1779955114] Fix CVE(s): CVE-2026-21717
Type:
security
Severity:
Moderate
Release date:
2026-05-28 07:58:45 UTC
Description:
* SECURITY UPDATE: HashDoS in V8 — consecutive numeric strings collide in the internal string table, letting attacker-controlled JSON.parse input degrade performance in a local PoC against V8 9.4.146.26 - debian/patches/CVE-2026-21717.patch: scramble the 24-bit array-index value stored in a Name's hash_field via a 3-round xorshift-multiply with compile-time constants (no upstream Node.js 16 fix exists — 16.x went EOL before disclosure; this is an adapted reduced port, no rapidhash / HashSeed-view refactor) - CVE-2026-21717
Updated packages:
  • alt-nodejs16-docs_16.20.2-20_amd64.deb
    sha:27a24da4a3ddb1962d432e04936880d9e59abdc0
  • alt-nodejs16-nodejs_16.20.2-20_amd64.deb
    sha:b9607d166232ffb1f47a21b0a7c9c2746755485f
  • alt-nodejs16-nodejs-devel_16.20.2-20_amd64.deb
    sha:92fde872ad2de8b6348d046441187d2bcc4aa548
  • alt-nodejs16-npm_8.19.4-16.20.2-20_amd64.deb
    sha:a216439e1e34df553f08d8ff6bbd0562e0da91b4
  • alt-nodejs16-docs_16.20.2-20_arm64.deb
    sha:6cfae17a2852c82f305ae9f2fdfb87aa3d9f1320
  • alt-nodejs16-nodejs_16.20.2-20_arm64.deb
    sha:bc0fcbe4afb8fcd2773b897a09ce91d28da87fd5
  • alt-nodejs16-nodejs-devel_16.20.2-20_arm64.deb
    sha:c51559a81e8b0f53927af4416f51818521c82b20
  • alt-nodejs16-npm_8.19.4-16.20.2-20_arm64.deb
    sha:c4b0d3d3bf8147fa321ced80feff3249833e1ec9
Notes:
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