MEDIUM
sf-pcapng.c in libpcap before 1.9.1 does not properly validate the PHB header length before allocating memory.
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00051.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00052.html
http://seclists.org/fulldisclosure/2019/Dec/26
https://github.com/the-tcpdump-group/libpcap/blob/libpcap-1.9/CHANGES
https://github.com/the-tcpdump-group/libpcap/commit/87d6bef033062f969e70fa40c43dfd945d5a20ab
https://github.com/the-tcpdump-group/libpcap/commit/a5a36d9e82dde7265e38fe1f87b7f11c461c29f6
https://lists.debian.org/debian-lts-announce/2019/10/msg00031.html
https://seclists.org/bugtraq/2019/Dec/23
https://support.apple.com/kb/HT210785
https://support.apple.com/kb/HT210788
https://support.apple.com/kb/HT210789
https://support.apple.com/kb/HT210790
https://usn.ubuntu.com/4221-1/
https://usn.ubuntu.com/4221-2/
Source: MITRE
Published: 2019-10-03
Updated: 2020-08-24
Type: CWE-770
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 5.3
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Impact Score: 1.4
Exploitability Score: 3.9
Severity: MEDIUM