CVE-2018-6555
HIGHLinux Kernel < 4.17 - Use-After-Free in IRLMP IAS Object Handling
Title source: llmDescription
The irda_setsockopt 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 (ias_object use-after-free and system crash) or possibly have unspecified other impact via an AF_IRDA socket.
References (12)
Core 12
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/
Patch, Third Party Advisory mailing-list
x_refsource_mlist
https://www.spinics.net/lists/stable/msg255035.html
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
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4308
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3775-2/
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/105304
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3777-2/
Patch, Third Party Advisory mailing-list
x_refsource_mlist
https://www.spinics.net/lists/stable/msg255031.html
Third Party Advisory vendor-advisory
x_refsource_ubuntu
https://usn.ubuntu.com/3777-3/
Scores
CVSS v3
7.8
EPSS
0.0006
EPSS Percentile
17.4%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-416
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