| Name | CVE-2021-30004 |
| Description | In wpa_supplicant and hostapd 2.9, forging attacks may occur because AlgorithmIdentifier parameters are mishandled in tls/pkcs1.c and tls/x509v3.c. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| wpa (PTS) | jessie, jessie (lts) | 2.3-1+deb8u14 | vulnerable |
| stretch (security) | 2:2.4-1+deb9u9 | vulnerable |
| stretch (lts), stretch | 2:2.4-1+deb9u10 | vulnerable |
| buster | 2:2.7+git20190128+0c1e29f-6+deb10u3 | vulnerable |
| buster (security) | 2:2.7+git20190128+0c1e29f-6+deb10u4 | vulnerable |
| bullseye | 2:2.9.0-21 | vulnerable |
| bookworm | 2:2.10-12 | vulnerable |
| sid, trixie | 2:2.10-21 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| wpa | source | (unstable) | (unfixed) | unimportant | | |
Notes
https://w1.fi/cgit/hostap/commit/?id=a0541334a6394f8237a4393b7372693cd7e96f15
Issue only affects the "internal" TLS implementation (CONFIG_TLS=internal)
but Debian builds with CONFIG_TLS=openssl