PT-2017-14667 · Linux+3 · Linux Kernel+3

Publicado

2017-11-27

·

Atualizado

2018-07-09

·

CVE-2017-16994

CVSS v3.1

5.5

Média

VetorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.14.2
Description The issue allows local users to obtain sensitive information from uninitialized kernel memory. This is due to the walk hugetlb range function in mm/pagewalk.c mishandling holes in hugetlb ranges. The mincore() system call can be used in a crafted way to exploit this.
Recommendations For versions prior to 4.14.2, update to version 4.14.2 or later to resolve the issue.

Exploit

Correção

Information Disclosure

Encontrou algum problema na descrição? Tem algo a acrescentar? Fique à vontade para nos escrever 👾
dbugs@ptsecurity.com

Enumeração de Fraquezas

CWE-200

Identificadores relacionados

ALT-PU-2017-2771
ALT-PU-2018-1991
CVE-2017-16994
MGASA-2017-0463
MGASA-2017-0466
MGASA-2017-0467
MGASA-2018-0062
MGASA-2018-0063
MGASA-2018-0064
OPENSUSE-SU-2017_3358-1
OPENSUSE-SU-2017_3359-1
RHSA-2018:0502
SUSE-SU-2017:3398-1
SUSE-SU-2017:3410-1
SUSE-SU-2018:0213-1
USN-3617-1
USN-3617-2
USN-3617-3
USN-3619-1
USN-3619-2
USN-3632-1

Produtos afetados

Alt Linux
Linux Kernel
Suse
Ubuntu