Information Exposure The advisory has been revoked - it doesn't affect any version of package redhat-virtualization-host.src (opens in a new tab)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-RHEL10-REDHATVIRTUALIZATIONHOSTSRC-12614694
- published11 Sept 2025
- disclosed30 Nov 2018
Introduced: 30 Nov 2018
CVE-2018-16869 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:10.
NVD Description
Note: Versions mentioned in the description apply only to the upstream redhat-virtualization-host.src package and not the redhat-virtualization-host.src package as distributed by RHEL.
A Bleichenbacher type side-channel based padding oracle attack was found in the way nettle handles endian conversion of RSA decrypted PKCS#1 v1.5 data. An attacker who is able to run a process on the same physical core as the victim process, could use this flaw extract plaintext or in some cases downgrade any TLS connections to a vulnerable server.