VDB
RHSA-2021%3A0155
RHSA-2021%3A0155
PUBLISHED
CVSS 4 MEDIUM
Red Hat Security Advisory: dnsmasq security update
Risk Scores
CVSS 3.1
4
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat:rhel_eus:7.6::computenode | dnsmasq-debuginfo | 0, 0 |
| Red Hat:rhel_eus:7.6::server | dnsmasq | 0, 0 |
| Red Hat:rhel_eus:7.6::computenode | dnsmasq-utils | 0, 0 |
| Red Hat:rhel_eus:7.6::computenode | dnsmasq | 0, 0 |
| Red Hat:rhel_eus:7.6::server | dnsmasq-debuginfo | 0, 0 |
| Red Hat:rhel_eus:7.6::server | dnsmasq-utils | 0, 0 |
Timeline
- Jan 19, 2021 CVE Published
- Nov 21, 2025 CVE Updated
- May 1, 2026 Distribution Patch
- May 1, 2026 Distribution Patch
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
References
- https://access.redhat.com/errata/RHSA-2021:0155 advisory
- https://access.redhat.com/security/updates/classification/#moderate article
- https://access.redhat.com/security/vulnerabilities/RHSB-2021-001 article
- https://bugzilla.redhat.com/show_bug.cgi?id=1889686 report
- https://bugzilla.redhat.com/show_bug.cgi?id=1889688 report
- https://bugzilla.redhat.com/show_bug.cgi?id=1890125 report
- https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0155.json advisory
- https://access.redhat.com/security/cve/CVE-2020-25684 report
- https://www.cve.org/CVERecord?id=CVE-2020-25684 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-25684 advisory
- https://www.jsof-tech.com/disclosures/dnspooq/ article
- https://access.redhat.com/security/cve/CVE-2020-25685 report
- https://www.cve.org/CVERecord?id=CVE-2020-25685 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-25685 advisory
- https://access.redhat.com/security/cve/CVE-2020-25686 report
- https://www.cve.org/CVERecord?id=CVE-2020-25686 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2020-25686 advisory