CVE-2019-15165

moderate-risk

Published 2019-10-03

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

Do I need to act?

1.0% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 5.3/10 Medium

NETWORK / LOW complexity

Affected Products (20)

Libpcap

Debian Linux

Leap

Communications Operations Monitor

Ipados

Iphone Os

Mac Os X

Tvos

Watchos

Ubuntu Linux

Affected Vendors

Debian Apple Oracle Tcpdump Canonical Fedoraproject Opensuse

References (40)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00051.html

Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00052.html

Issue Tracking http://seclists.org/fulldisclosure/2019/Dec/26

Product https://github.com/the-tcpdump-group/libpcap/blob/libpcap-1.9/CHANGES

Patch https://github.com/the-tcpdump-group/libpcap/commit/87d6bef033062f969e70fa40c43d...

Patch https://github.com/the-tcpdump-group/libpcap/commit/a5a36d9e82dde7265e38fe1f87b7...

Mailing List https://lists.debian.org/debian-lts-announce/2019/10/msg00031.html

Mailing List https://lists.debian.org/debian-lts-announce/2021/12/msg00014.html

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...

Mailing List https://seclists.org/bugtraq/2019/Dec/23

Third Party Advisory https://support.apple.com/kb/HT210785

Third Party Advisory https://support.apple.com/kb/HT210788

Third Party Advisory https://support.apple.com/kb/HT210789

Third Party Advisory https://support.apple.com/kb/HT210790

Third Party Advisory https://usn.ubuntu.com/4221-1/

Third Party Advisory https://usn.ubuntu.com/4221-2/

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

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

and 20 more references

/ 100

moderate-risk

Severity 21/34 · High

Exploitability 3/34 · Minimal

Exposure 21/34 · High