Improper Resource Shutdown or Release The advisory has been revoked - it doesn't affect any version of package dnsmasq (opens in a new tab)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-RHEL7-DNSMASQ-13730170
- published29 Oct 2025
- disclosed27 Oct 2025
Introduced: 27 Oct 2025
CVE-2025-12200 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:7.
NVD Description
Note: Versions mentioned in the description apply only to the upstream dnsmasq package and not the dnsmasq package as distributed by RHEL.
Rejected reason: ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: Based on the analysis by MITRE and review of community feedback, the reported conditions represent expected and intentional behavior within dnsmasq's documented design, rather than security vulnerabilities.
References
- https://access.redhat.com/security/cve/CVE-2025-12200
- https://shimo.im/docs/5xkGoMo0WVfY4dkX/
- https://vuldb.com/?ctiid.329870
- https://vuldb.com/?id.329870
- https://vuldb.com/?submit.673155
- https://news.ycombinator.com/item?id=45727137
- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2025q4/018337.html
- https://www.openwall.com/lists/oss-security/2025/10/27/1