| Name | CVE-2026-66899 |
| Description | virtio-balloon: fix free-page BH teardown on unrealize |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, 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 |
|---|
| qemu (PTS) | bookworm | 1:7.2+dfsg-7+deb12u18 | vulnerable |
| bookworm (security) | 1:7.2+dfsg-7+deb12u15 | vulnerable |
| trixie | 1:10.0.13+ds-0+deb13u1 | vulnerable |
| trixie (security) | 1:10.0.2+ds-2+deb13u1 | vulnerable |
| forky | 1:11.1.1+ds-1 | vulnerable |
| sid | 1:11.1.2+ds-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| qemu | source | (unstable) | 1:11.1.2+ds-1 | | | |
Notes
Fixed by: https://gitlab.com/qemu-project/qemu/-/commit/f731c7d2d4cc511abba74607bea4184c207a069e (v11.1.2)
Fixed by: https://gitlab.com/qemu-project/qemu/-/commit/be1244c42390de95fa5201a722f3db1302ccef2d (v10.0.14)