PT-2019-12389 · Roy Marples+1 · Dhcpcd+1

Published 2019-04-28 · Updated 2019-04-29 · CVE-2019-11577

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions dhcpcd versions prior to 7.2.1

Description The issue is related to a buffer overflow in the dhcp6 findna function within dhcp6.c when reading NA/TA addresses. This occurs when the software attempts to process these addresses, potentially leading to a buffer overflow.

Recommendations For versions prior to 7.2.1, update to version 7.2.1 or later to resolve the issue.

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

ALT-PU-2019-1748

CVE-2019-11577

Affected Products

Alt Linux

Dhcpcd

References · 12

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11577 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2019-11577 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2019-11577 · Vendor Advisory
• https://errata.altlinux.org/ALT-PU-2019-1748 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11578 · Security Note
• https://osv.dev/vulnerability/CVE-2019-11577 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11579 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-11577 · Vendor Advisory
• https://roy.marples.name/git/dhcpcd.git/commit/?id=8d11b33f6c60e2db257130fa383ba76b6018bcf6 · Patch
• https://roy.marples.name/archives/dhcpcd-discuss/0002415.html · Note
• http://securityfocus.com/bid/108090 · Note
• https://packages.altlinux.org/ru/vuln/CVE-2019-11577 · Note