| Name | CVE-2026-23401 |
| Description | KVM: x86/mmu: Drop/zap existing present SPTE even when creating an MMIO SPTE |
| 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 |
|---|
| linux (PTS) | bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.251-1 | fixed |
| bookworm | 6.1.159-1 | vulnerable |
| bookworm (security) | 6.1.164-1 | vulnerable |
| trixie | 6.12.73-1 | vulnerable |
| trixie (security) | 6.12.74-2 | vulnerable |
| forky | 6.19.8-1 | vulnerable |
| sid | 6.19.10-1 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | bullseye | (not affected) | | | |
| linux | source | (unstable) | (unfixed) | | | |
Notes
[bullseye] - linux <not-affected> (Vulnerable code not present)
https://git.kernel.org/linus/aad885e774966e97b675dfe928da164214a71605 (7.0-rc6)