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CVE ID: | CVE-2021-45955 |
Description: | ** DISPUTED ** Dnsmasq 2.86 has a heap-based buffer overflow in resize_packet (called from FuzzResizePacket and fuzz_rfc1035.c) because of the lack of a proper bounds check upon pseudo header re- insertion. 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." However, a contributor states that a security patch (mentioned in 016162.html) is needed. |
Test IDs: | None available |
Cross References: |
Common Vulnerability Exposure (CVE) ID: CVE-2021-45955 https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016162.html https://lists.thekelleys.org.uk/pipermail/dnsmasq-discuss/2022q1/016164.html https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35898 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35898 https://github.com/google/oss-fuzz-vulns/blob/main/vulns/dnsmasq/OSV-2021-932.yaml https://github.com/google/oss-fuzz-vulns/blob/main/vulns/dnsmasq/OSV-2021-932.yaml |