中
4.3
A flaw was found in dnsmasq. The DHCPv6 client hostname parser can read one byte past the end of...
CVE-2026-93009
SecPulse初出
影響パッケージ
| 種類 | パッケージ | 影響を受ける版 | 直った版 |
|---|---|---|---|
| Red Hat | Red Hat Ceph Storage 9 | — | — |
| Red Hat | Red Hat Enterprise Linux 10 | — | — |
| Red Hat | Red Hat Enterprise Linux 6 | — | — |
| Red Hat | Red Hat Enterprise Linux 7 | — | — |
| Red Hat | Red Hat Enterprise Linux 8 | — | — |
| Red Hat | Red Hat Enterprise Linux 9 | — | — |
| Red Hat | Red Hat OpenShift Container Platform 4 | — | — |
| Red Hat | Red Hat OpenStack Platform 13 (Queens) | — | — |
| Red Hat | Red Hat OpenStack Platform 18.0 | — | — |
原文の説明 取得元が公開している説明をそのまま載せています (多くは英語)。
A flaw was found in dnsmasq. The DHCPv6 client hostname parser can read one byte past the end of a crafted FQDN option because it checks the next label length before confirming the pointer is still inside the option. An attacker on the local network can trigger this with a single DHCPv6 packet. The extra byte is not returned to the client or logged, and no crash has been demonstrated.
出典: CVE.org (CVE Program・cvelistV5) NVD GitHub Advisory
参照URL
- web secalert@redhat.com
- web secalert@redhat.com
- web nvd.nist.gov
- web github.com