CVE-2019-19058

MEDIUM

Linux kernel <5.3.11 - DoS

Title source: llm

Description

A memory leak in the alloc_sgtable() function in drivers/net/wireless/intel/iwlwifi/fw/dbg.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering alloc_page() failures, aka CID-b4b814fec1a5.

References (8)

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html

[Patch, Third Party Advisory] https://github.com/torvalds/linux/commit/b4b814fec1a5a849383f7b3886b654a13abbda7d

View Patch ZIP pw:eip

[Third Party Advisory] https://security.netapp.com/advisory/ntap-20191205-0001/

[Third Party Advisory] https://usn.ubuntu.com/4300-1/

[Third Party Advisory] https://usn.ubuntu.com/4301-1/

[Third Party Advisory] https://usn.ubuntu.com/4302-1/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/

Scores

CVSS v3 4.7

EPSS 0.0009

EPSS Percentile 25.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-401

Status published

Affected Products (8)

linux/linux_kernel < 5.3.11

canonical/ubuntu_linux

canonical/ubuntu_linux

canonical/ubuntu_linux

canonical/ubuntu_linux

fedoraproject/fedora

fedoraproject/fedora

opensuse/leap

Timeline

Published Nov 18, 2019

Tracked Since Feb 18, 2026