Vulnerability identifier: #VU47309
Vulnerability risk: Medium
CVSSv3.1: 7 [CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-264
Exploitation vector: Local network
Exploit availability: No
Vulnerable software:
DPDK
Server applications /
Frameworks for developing and running applications
Vendor: DPDK Project
Description
The vulnerability allows a remote user to compromise the host OS.
The vulnerability exists due to Virtio ring descriptors and the data they describe are in a region of
memory accessible by from both the virtual machine and the host. An attacker with access to the guest OS can change the contents of the memory after vhost_crypto has validated it and execute arbitrary code on the host OS.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
DPDK: 19.02 - 19.11.4, 18.02 - 18.11.9
External links
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html
http://bugzilla.redhat.com/show_bug.cgi?id=1879468
http://usn.ubuntu.com/4550-1/
http://www.openwall.com/lists/oss-security/2020/09/28/3
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.