VDB
CVE-2021-45464
CVE-2021-45464
PUBLISHED
CVSS 8.800000190734863 HIGH
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.
EPSS 0.38% · 30.3th percentile
Risk Scores
CVSS 3.1
8.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS Score
0.38%
30.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| kvmtool_project | kvmtool | |
| n/a | n/a | n/a |
Timeline
- Apr 15, 2023 CVE Published
- Apr 16, 2023 EPSS Score
- May 24, 2023 EPSS Score
- Jul 2, 2023 EPSS Score
- Aug 9, 2023 EPSS Score
- Sep 16, 2023 EPSS Score
- Oct 25, 2023 EPSS Score
- Dec 2, 2023 EPSS Score
- Jan 9, 2024 EPSS Score
- Feb 17, 2024 EPSS Score
- Mar 26, 2024 EPSS Score
- May 3, 2024 EPSS Score
References
- https://cdn.discordapp.com/attachments/921419715170164776/921882173517230100/exploit.c url
- https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/log/ url
- https://www.kalmarunionen.dk/writeups/2021/hxp-2021/lkvm/ url
- https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/commit/?id=39181fc6429f4e9e71473284940e35857b42772a url
- https://nvd.nist.gov/vuln/detail/CVE-2021-45464 advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/will/kvmtool.git/log url
- https://www.kalmarunionen.dk/writeups/2021/hxp-2021/lkvm url