4.3
Medium
CVE-2026-93010 A flaw was found in dnsmasq
Description
A flaw was found in dnsmasq. When DHCP leasequery is enabled without listing allowed source addresses, the server does not check who sent the query. A host on the local network can request DHCP lease records and learn assigned addresses, MAC addresses, hostnames, and related lease metadata. The feature is off unless an administrator turns it on.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat Ceph Storage 9 | Versions not published | |
| Red Hat Enterprise Linux 10 | Versions not published | |
| Red Hat Enterprise Linux 6 | Versions not published | |
| Red Hat Enterprise Linux 7 | Versions not published | |
| Red Hat Enterprise Linux 8 | Versions not published | |
| Red Hat Enterprise Linux 9 | Versions not published | |
| Red Hat OpenShift Container Platform 4 | Versions not published | |
| Red Hat OpenStack Platform 13 (Queens) | Versions not published | |
| Red Hat OpenStack Platform 18.0 | Versions not published |
Show the other branch Hide the other branch
| Product | Affected versions | Fixed in |
|---|---|---|
| Red Hat OpenShift Container Platform 5 | Versions not published |
References
- access.redhat.com access.redhat.com
- RHBZ#2536081 bugzilla.redhat.com
Timeline
- Published
- Last modified
Other CVEs of Red Hat Ceph Storage 9
The 38 CVEs of Red Hat Ceph Storage 9 →
CVE-2026-93009
Dnsmasq: dnsmasq: heap out-of-bounds read in dhcpv6 option 39 fqdn decoder
4.3
Medium
CVE-2026-93006
Dnsmasq: dnsmasq: tftp prefetch cache keyed on stale heap pointer serves wrong file content
6.8
Medium
CVE-2026-93007
Dnsmasq: dnsmasq: tcp/53 child-slot exhaustion starves dnssec validation
5.3
Medium
CVE-2026-93011
Dnsmasq: dnsmasq: heap out-of-bounds write in dnssec validator via to_wire/from_wire transforms
5.3
Medium