CVE-2018-6554

MEDIUM

Linux Kernel < 4.17 - Memory Leak in IrDA Socket Binding

Title source: llm

Description

Memory leak in the irda_bind function in net/irda/af_irda.c and later in drivers/staging/irda/net/af_irda.c in the Linux kernel before 4.17 allows local users to cause a denial of service (memory consumption) by repeatedly binding an AF_IRDA socket.

References (13)

Core 13

Core References

Third Party Advisory vendor-advisory x_refsource_ubuntu

https://usn.ubuntu.com/3776-1/

Third Party Advisory vendor-advisory x_refsource_ubuntu

https://usn.ubuntu.com/3776-2/

Third Party Advisory vendor-advisory x_refsource_ubuntu

https://usn.ubuntu.com/3777-1/

Third Party Advisory vendor-advisory x_refsource_ubuntu

https://usn.ubuntu.com/3775-1/

Third Party Advisory mailing-list x_refsource_mlist

https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html

Patch, Third Party Advisory mailing-list x_refsource_mlist

https://www.spinics.net/lists/stable/msg255030.html

Third Party Advisory vendor-advisory x_refsource_debian

https://www.debian.org/security/2018/dsa-4308

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/105302

Third Party Advisory vendor-advisory x_refsource_ubuntu

https://usn.ubuntu.com/3775-2/

Third Party Advisory vendor-advisory x_refsource_ubuntu

https://usn.ubuntu.com/3777-2/

Third Party Advisory vendor-advisory x_refsource_ubuntu

https://usn.ubuntu.com/3777-3/

Mailing List, Third Party Advisory mailing-list x_refsource_mlist

https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html

Patch, Third Party Advisory mailing-list x_refsource_mlist

https://www.spinics.net/lists/stable/msg255034.html

Scores

CVSS v3 5.5

EPSS 0.0051

EPSS Percentile 39.0%

Attack Vector LOCAL

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-772 CWE-400

Status published

Products (7)

canonical/ubuntu_linux 12.04

canonical/ubuntu_linux 14.04

canonical/ubuntu_linux 16.04

canonical/ubuntu_linux 18.04

debian/debian_linux 8.0

debian/debian_linux 9.0

linux/linux_kernel < 4.17

Published Sep 04, 2018

Tracked Since Feb 18, 2026