CVE-2021-45955
ADVISORY - nistSummary
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
EPSS Score: 0.00046 (0.147)
Common Weakness Enumeration (CWE)
ADVISORY - nist
Out-of-bounds Write
ADVISORY - redhat
Out-of-bounds Write
NIST
CREATED
UPDATED
ADVISORY IDCVE-2021-45955
EXPLOITABILITY SCORE
3.9
EXPLOITS FOUND
COMMON WEAKNESS ENUMERATION (CWE)
CVSS SCORE
9.8criticalDebian
CREATED
UPDATED
ADVISORY IDCVE-2021-45955
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
CVSS SCORE
N/AlowUbuntu
CREATED
UPDATED
ADVISORY IDCVE-2021-45955
EXPLOITABILITY SCORE
3.9
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-
CVSS SCORE
9.8mediumRed Hat
CREATED
UPDATED
ADVISORY IDCVE-2021-45955
EXPLOITABILITY SCORE
3.9
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)
CVSS SCORE
N/AunspecifiedintheWild
CREATED
UPDATED
ADVISORY IDCVE-2021-45955
EXPLOITABILITY SCORE
-
EXPLOITS FOUND
-
COMMON WEAKNESS ENUMERATION (CWE)-