PT-2018-2963 · Linux+2 · Linux Kernel+2

Luo Quan · Publicado 2018-09-06 · Atualizado 2026-05-26 · CVE-2018-17977

Positive Technologies (AI Summary)

CVSS v2.0

4.9

Média

Vetor base

AV:L/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel version 4.14.67

Description The issue is related to incorrect handling of certain interactions between XFRM Netlink messages, IPPROTO AH packets, and IPPROTO IP packets. This can be exploited to cause a denial of service, resulting in memory consumption and system hang. The exploitation requires root access to execute crafted applications.

Recommendations For Linux kernel version 4.14.67, consider applying a patch or updating to a newer version that addresses this issue, as no specific workaround is provided for this version. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Resource Exhaustion

Enumeração de Fraquezas

CWE-400

Identificadores relacionados

ALT-PU-2018-2282

BDU:2019-02786

CVE-2018-17977

ECHO-3646-91BE-32B5

Produtos afetados

Alt Linux

Debian

Linux Kernel

Referências · 16

• https://osv.dev/vulnerability/CVE-2018-17977 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2018-17977 · Nota de Segurança
• https://cxsecurity.com/cveshow/CVE-2018-17977 · Nota
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2204-CVE-2018-17977 · Aviso do Fabricante
• https://cve.org/CVERecord?id=CVE-2018-17977 · Nota de Segurança
• https://bdu.fstec.ru/vul/2019-02786 · Nota de Segurança
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-12-CVE-2018-17977 · Aviso do Fabricante
• http://securityfocus.com/bid/105539 · Nota
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-13-CVE-2018-17977 · Aviso do Fabricante
• https://bugzilla.suse.com/show_bug.cgi?id=1111609 · Nota
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-17977 · Aviso do Fabricante
• https://openwall.com/lists/oss-security/2018/10/05/5 · Nota
• https://ubuntu.com/security/CVE-2018-17977 · Aviso do Fabricante
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-17977 · Aviso do Fabricante
• https://osv.dev/vulnerability/ROOT-OS-UBUNTU-2404-CVE-2018-17977 · Aviso do Fabricante