ppp decapsulator can be convinced to allocate a large amount of memory
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 3.1%
exploitation probability
3.1%top 13% of all CVEs
observed exploitation
nono source reports it
The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.
Affected products
The TCPdump Group · tcpdumpReferences
http://seclists.org/fulldisclosure/2021/Apr/51https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231https://lists.debian.org/debian-lts-announce/2020/11/msg00018.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F2MX34MJIUJQGL6CMEPLTKFOOOC3CJ4Z/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWDBONZVLC6BAOR2KM376DJCM4H3FERV/https://support.apple.com/kb/HT212325https://support.apple.com/kb/HT212326https://support.apple.com/kb/HT212327