PT-2016-4043 · Linux+3 · Linux Kernel+3

Miroslav Vadkerti · Publicado 2016-01-13 · Atualizado 2018-01-05 · CVE-2015-8844

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Média

Vetor base

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.3.5 on powerpc platforms

Description The issue allows local users to cause a denial of service, resulting in a TM Bad Thing exception and panic, via a crafted application. This is due to the signal implementation not checking for an MSR with both the S and T bits set.

Recommendations For Linux kernel versions prior to 4.3.5 on powerpc platforms: update to version 4.3.5 or later to resolve the issue.

Exploit

Correção

DoS

RCE

Enumeração de Fraquezas

CWE-20

Identificadores relacionados

ALT-PU-2016-1018

ALT-PU-2016-1485

CESA-2016_2574

CVE-2015-8844

RHSA-2016:2574

RHSA-2016:2584

RHSA-2016_2574

RHSA-2016_2584

Produtos afetados

Alt Linux

Centos

Linux Kernel

Red Hat

Referências · 21

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/overlayfs_priv_esc.rb · Exploit
• 🔥 https://github.com/xairy/kernel-exploits/tree/master/CVE-2016-2384 · Exploit
• 🔥 https://github.com/Kagami/docker_cve-2015-2925 · Exploit
• 🔥 https://github.com/whu-enjoy/CVE-2015-8660 · Exploit
• https://github.com/torvalds/linux/commit/d2b9d2a5ad5ef04ff978c9923d19730cb05efd55 · Nota
• http://kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2015-8844 · Nota de Segurança
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d2b9d2a5ad5ef04ff978c9923d19730cb05efd55 · Aviso do Fabricante
• https://osv.dev/vulnerability/UBUNTU-CVE-2015-8844 · Aviso do Fabricante
• http://rhn.redhat.com/errata/RHSA-2016-2584.html · Aviso do Fabricante
• https://osv.dev/vulnerability/CVE-2015-8844 · Aviso do Fabricante
• http://securitytracker.com/id/1035594 · Nota
• https://security-tracker.debian.org/tracker/CVE-2015-8844 · Aviso do Fabricante
• http://seclists.org/oss-sec/2016/q2/68 · Nota
• https://cve.org/CVERecord?id=CVE-2015-8844 · Nota de Segurança