| Name | CVE-2021-20196 |
| Description | block: fdc: null pointer dereference may lead to guest crash |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| qemu (PTS) | stretch | 1:2.8+dfsg-6+deb9u9 | vulnerable |
| stretch (security) | 1:2.8+dfsg-6+deb9u13 | vulnerable |
| buster, buster (security) | 1:3.1+dfsg-8+deb10u8 | vulnerable |
| bullseye, sid | 1:5.2+dfsg-6 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| qemu | source | (unstable) | (unfixed) | | | |
Notes
[buster] - qemu <postponed> (Fix along in future DSA)
[stretch] - qemu <postponed> (Fix along in future DLA)
https://bugzilla.redhat.com/show_bug.cgi?id=1919210
https://bugs.launchpad.net/qemu/+bug/1912780
https://lists.nongnu.org/archive/html/qemu-devel/2021-01/msg05986.html