| Name | CVE-2021-22940 |
| Description | Node.js before 16.6.1, 14.17.5, and 12.22.5 is vulnerable to a use after free attack where an attacker might be able to exploit the memory corruption, to change process behavior. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3137-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| nodejs (PTS) | jessie | 0.10.29~dfsg-2 | vulnerable |
| stretch | 4.8.2~dfsg-1 | fixed |
| buster (security), buster, buster (lts) | 10.24.0~dfsg-1~deb10u4 | fixed |
| bullseye | 12.22.12~dfsg-1~deb11u4 | fixed |
| bullseye (security) | 12.22.12~dfsg-1~deb11u5 | fixed |
| bookworm | 18.19.0+dfsg-6~deb12u2 | fixed |
| bookworm (security) | 18.19.0+dfsg-6~deb12u1 | fixed |
| sid, trixie | 20.18.1+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| nodejs | source | jessie | (unfixed) | end-of-life | | |
| nodejs | source | stretch | (not affected) | | | |
| nodejs | source | buster | 10.24.0~dfsg-1~deb10u2 | | DLA-3137-1 | |
| nodejs | source | bullseye | (not affected) | | | |
| nodejs | source | (unstable) | 12.22.5~dfsg-1 | | | |
Notes
[bullseye] - nodejs <not-affected> (Incomplete fix for CVE-2021-22930 not applied)
[stretch] - nodejs <not-affected> (Incomplete fix for CVE-2021-22930 not applied)
https://github.com/nodejs/node/pull/39423
https://github.com/nodejs/node/commit/2008c9722fcf7591e39013691f303934b622df7b (v12.22.5)
https://nodejs.org/en/blog/vulnerability/aug-2021-security-releases/#use-after-free-on-close-http2-on-stream-canceling-high-cve-2021-22940