| Name | CVE-2014-3967 | 
| Description | The HVMOP_inject_msi function in Xen 4.2.x, 4.3.x, and 4.4.x does not properly check the return value from the IRQ setup check, which allows local HVM guest administrators to cause a denial of service (NULL pointer dereference and crash) via unspecified vectors. | 
| 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) | 
| Debian Bugs | 757724 | 
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|---|---|---|
| xen (PTS) | bullseye | 4.14.6-1 | fixed | 
| bullseye (security) | 4.14.5+94-ge49571868d-1 | fixed | |
| bookworm | 4.17.5+23-ga4e5191dc0-1+deb12u1 | fixed | |
| bookworm (security) | 4.17.5+23-ga4e5191dc0-1 | fixed | |
| forky, sid, trixie | 4.20.0+68-g35cb38b222-1 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|---|---|---|---|---|---|
| xen | source | squeeze | (not affected) | |||
| xen | source | wheezy | (not affected) | |||
| xen | source | (unstable) | 4.4.1-1 | 757724 | 
[wheezy] - xen <not-affected> (Xen versions from 4.2 onwards are vulnerable)
[squeeze] - xen <not-affected> (Xen versions from 4.2 onwards are vulnerable)