PT-2013-1020 · Linux+4 · Linux Kernel+4

Mathias Krause · Publicado 2013-03-14 · Atualizado 2013-11-24 · CVE-2012-6547

Positive Technologies (AI Summary)

CVSS v2.0

1.9

Baixa

Vetor base

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 3.6

Description The issue exists in the tun chr ioctl function in drivers/net/tun.c due to the lack of initialization of certain structures. This allows local users to obtain sensitive information from kernel stack memory via a crafted application.

Recommendations For Linux kernel versions prior to 3.6, update to version 3.6 or later to resolve the issue. At the moment, there is no information about additional mitigation measures for this vulnerability.

Exploit

Correção

Information Disclosure

RCE

Enumeração de Fraquezas

CWE-200

CWE-20

Identificadores relacionados

ALT-PU-2013-1178

BDU:2014-00080

CESA-2013_0744

CVE-2012-6547

RHSA-2013:0744

RHSA-2013:0747

RHSA-2013_0744

RHSA-2013_0747

SUSE-SU-2015:0652-1

USN-1554-1

USN-1558-1

USN-1563-1

USN-1579-1

USN-1580-1

USN-1651-1

USN-1653-1

Produtos afetados

Alt Linux

Centos

Linux Kernel

Red Hat

Suse

Referências · 27

• 🔥 https://github.com/tempbottle/CVE-2014-0196 · Exploit
• https://github.com/torvalds/linux/commit/a117dacde0288f3ec60b6e5bcedae8fa37ee0dfc · Nota
• https://bdu.fstec.ru/vul/2014-00080 · Nota de Segurança
• https://osv.dev/vulnerability/DEBIAN-CVE-2012-6547 · Aviso do Fabricante
• https://kernel.org/pub/linux/kernel/v3.x/patch-3.6.bz2 · Correção
• https://ubuntu.com/security/notices/USN-1563-1 · Aviso do Fabricante
• http://mandriva.com/security/advisories?name=MDVSA-2013:176 · Aviso do Fabricante
• https://ubuntu.com/security/notices/USN-1554-1 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2012-6547 · Nota de Segurança
• https://ubuntu.com/security/CVE-2012-6547 · Aviso do Fabricante
• https://ubuntu.com/security/notices/USN-1580-1 · Aviso do Fabricante
• http://openwall.com/lists/oss-security/2013/03/05/13 · Nota
• https://cve.org/CVERecord?id=CVE-2012-6547 · Nota de Segurança
• https://ubuntu.com/security/notices/USN-1651-1 · Aviso do Fabricante
• http://rhn.redhat.com/errata/RHSA-2013-0744.html · Aviso do Fabricante