PT-2018-6748 · Linux+3 · Linux Kernel+3

Publicado 2017-07-12 · Atualizado 2018-07-09 · CVE-2017-18221

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Média

Vetor base

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

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 4.11.4

Description: The issue allows local users to cause a denial of service due to NR MLOCK accounting corruption. This can be achieved through crafted use of mlockall and munlockall system calls. The munlock pagevec function in mm/mlock.c is involved in this issue.

Recommendations: For Linux kernel versions prior to 4.11.4, update to version 4.11.4 or later to resolve the issue.

Correção

DoS

RCE

Enumeração de Fraquezas

CWE-20

Identificadores relacionados

ALT-PU-2017-1854

ALT-PU-2018-1991

CVE-2017-18221

SUSE-SU-2018:0834-1

SUSE-SU-2018:0848-1

USN-3655-1

USN-3655-2

Produtos afetados

Alt Linux

Linux Kernel

Suse

Ubuntu

Referências · 86

• https://github.com/torvalds/linux/commit/70feee0e1ef331b22cc51f383d532a0d043fbdcc · Correção
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-18221 · Aviso do Fabricante
• https://suse.com/security/cve/CVE-2017-15299 · Nota
• https://linux.oracle.com/errata/ELSA-2019-4315.html · Aviso do Fabricante
• https://suse.com/support/update/announcement/2018/suse-su-20180848-1 · Nota
• https://bugzilla.suse.com/1078672 · Nota
• https://bugzilla.suse.com/1072865 · Nota
• https://ubuntu.com/security/CVE-2017-18079 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2018-3639 · Aviso do Fabricante
• https://bugzilla.suse.com/1085447 · Nota
• https://bugzilla.suse.com/1075621 · Nota
• https://bugzilla.suse.com/1080464 · Nota
• https://bugzilla.suse.com/1066001 · Nota
• https://suse.com/security/cve/CVE-2017-13166 · Nota
• https://bugzilla.suse.com/1085107 · Nota