https://vulnerability.circl.lu Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Sun, 04 Oct 2026 08:29:01 +0000 https://vulnerability.circl.lu/vuln/cve-2021-45464 <p>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.</p> <p>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.</p> https://vulnerability.circl.lu/vuln/cve-2021-45464 https://vulnerability.circl.lu/vuln/usn-8172-1 <p><strong>Affected:</strong> Ubuntu:Pro:16.04:LTS: kvmtool, Ubuntu:Pro:18.04:LTS: kvmtool, Ubuntu:Pro:20.04:LTS: kvmtool, Ubuntu:Pro:22.04:LTS: kvmtool</p> <p>It was discovered that kvmtool did not properly manage memory under certain circumstances. A malicious guest attacker could use this issue to cause kvmtool to crash, leading to a denial of service, or possibly execute arbitrary code on the host system. (CVE-2021-45464)</p> <p>It was discovered that kvmtool incorrectly handled the 9p passthrough file system. A malicious guest attacker could possibly use this issue to open special files, escape the exported 9p tree, and execute arbitrary code on the host system. (CVE-2023-2861)</p> <p><strong>Affected:</strong> Ubuntu:Pro:16.04:LTS: kvmtool, Ubuntu:Pro:18.04:LTS: kvmtool, Ubuntu:Pro:20.04:LTS: kvmtool, Ubuntu:Pro:22.04:LTS: kvmtool</p> <p>It was discovered that kvmtool did not properly manage memory under certain circumstances. A malicious guest attacker could use this issue to cause kvmtool to crash, leading to a denial of service, or possibly execute arbitrary code on the host system. (CVE-2021-45464)</p> <p>It was discovered that kvmtool incorrectly handled the 9p passthrough file system. A malicious guest attacker could possibly use this issue to open special files, escape the exported 9p tree, and execute arbitrary code on the host system. (CVE-2023-2861)</p> https://vulnerability.circl.lu/vuln/usn-8172-1