CVE-2019-15165

MEDIUM

Description

sf-pcapng.c in libpcap before 1.9.1 does not properly validate the PHB header length before allocating memory.

References

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://lists.fedoraproject.org/archives/list/[email protected]/message/5P5K3DQ4TFSZBDB3XN4CZNJNQ3UIF3D3/

https://lists.fedoraproject.org/archives/list/[email protected]/message/GBIEKWLNIR62KZ5GA7EDXZS52HU6OE5F/

https://lists.fedoraproject.org/archives/list/[email protected]/message/UZTIPUWABYUE5KQOLCKAW65AUUSB7QO6/

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/

https://www.oracle.com/security-alerts/cpuapr2020.html

https://www.tcpdump.org/public-cve-list.txt

Details

Source: MITRE

Published: 2019-10-03

Updated: 2020-08-24

Type: CWE-770

Risk Information

CVSS v2.0

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

CVSS v3.0

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