Time-of-check Time-of-use (TOCTOU) The advisory has been revoked - it doesn't affect any version of package dpdk (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1804-DPDK-1013767
- published29 Sept 2020
- disclosed30 Sept 2020
Introduced: 29 Sep 2020
CVE-2020-14375 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:18.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream dpdk package and not the dpdk package as distributed by Ubuntu.
A flaw was found in dpdk in versions before 18.11.10 and before 19.11.5. 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 in a VM can change the contents of the memory after vhost_crypto has validated it. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-14375
- https://bugzilla.redhat.com/show_bug.cgi?id=1879468
- https://www.openwall.com/lists/oss-security/2020/09/28/3
- http://www.openwall.com/lists/oss-security/2021/01/04/1
- http://www.openwall.com/lists/oss-security/2021/01/04/2
- http://www.openwall.com/lists/oss-security/2021/01/04/5
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00006.html
- https://usn.ubuntu.com/4550-1/