PT-2019-6460 · Linux+2 · Linux Kernel+2

Publicado 2019-05-23 · Atualizado 2026-03-14 · CVE-2019-12379

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 through 5.1.5

Description The issue is related to the con insert unipair function in the drivers/tty/vt/consolemap.c component of the Linux kernel, which is associated with incorrect memory deallocation before removing the last reference. Exploitation of this issue may allow an attacker to cause a denial of service. There is a memory leak in a certain case of an ENOMEM outcome of kmalloc.

Recommendations For Linux kernel versions through 5.1.5, consider updating to a version that includes a fix for the memory leak issue in the con insert unipair function. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Leak

Enumeração de Fraquezas

CWE-401

Identificadores relacionados

ALT-PU-2019-2024

ALT-PU-2019-2036

ALT-PU-2019-2120

ALT-PU-2019-2311

ALT-PU-2020-1198

ALT-PU-2020-1501

ALT-PU-2020-2410

ALT-PU-2020-2433

ALT-PU-2021-1870

BDU:2024-09047

CVE-2019-12379

ECHO-96AB-4BED-6744

Produtos afetados

Alt Linux

Debian

Linux Kernel

Referências · 21

• https://security.netapp.com/advisory/ntap-20190710-0002 · Nota
• https://cve.org/CVERecord?id=CVE-2019-12379 · Nota de Segurança
• https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git/commit/?h=tty-next&id=84ecc2f6eb1cb12e6d44818f94fa49b50f06e6ac · Aviso do Fabricante
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KLGWJKLMTBBB53D5QLS4HOY2EH246WBE · Aviso do Fabricante
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-11-CVE-2019-12379 · Aviso do Fabricante
• https://bdu.fstec.ru/vul/2024-09047 · Nota de Segurança
• https://t.me/cvenotify/89075 · Publicação no Telegram
• https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git/commit/?h=tty-testing&id=15b3cd8ef46ad1b100e0d3c7e38774f330726820 · Nota
• https://ubuntu.com/security/CVE-2019-12379 · Aviso do Fabricante
• https://security-tracker.debian.org/tracker/CVE-2019-12379 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2019-12379 · Nota de Segurança
• https://lore.kernel.org/lkml/[e-mail] · Nota
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J36BIJTKEPUOZKJNHQBUZA47RQONUKOI · Aviso do Fabricante
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-12379 · Aviso do Fabricante
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-12-CVE-2019-12379 · Aviso do Fabricante