CVE-2021-45954
dnsmasq: a heap-based buffer overflow in extract_name
Kaynağa göre önem derecesi
Trivy'nin kendi etiketi CRITICAL. Kritik diyenler: NVD.
Açıklama
Dnsmasq 2.86 has a heap-based buffer overflow in extract_name (called from answer_auth and FuzzAuth). NOTE: the vendor's position is that CVE-2021-45951 through CVE-2021-45957 "do not represent real vulnerabilities, to the best of our knowledge.
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Referanslar
- https://access.redhat.com/security/cve/CVE-2021-45954
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35861
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/dnsmasq/OSV-2021-931.yaml
- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016162.html
- https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016164.html
- https://nvd.nist.gov/vuln/detail/CVE-2021-45954
- https://www.cve.org/CVERecord?id=CVE-2021-45954