high8.8
CVE-2021-45464
kvmtool through 39181fc allows an out-of-bounds write, related to virtio/balloon.c and virtio/pci.c.
Impact
kvmtool through 39181fc allows an out-of-bounds write, related to virtio/balloon.c and virtio/pci.c. This allows a guest OS user to execute arbitrary code on the host machine.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Kvmtool Project | Kvmtool | All versions |
Weakness classification
References
- NVD record
- CVE.org record
- https://cdn.discordapp.com/attachments/921419715170164776/921882173517230100/exploit.c
- https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/commit/?id=39181fc6429f4e9e71473284940e35857b42772a
- https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/log/
- https://www.kalmarunionen.dk/writeups/2021/hxp-2021/lkvm/
- https://cdn.discordapp.com/attachments/921419715170164776/921882173517230100/exploit.c
- https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/commit/?id=39181fc6429f4e9e71473284940e35857b42772a
- https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/log/
- https://www.kalmarunionen.dk/writeups/2021/hxp-2021/lkvm/