CVE-2018-6555

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.

CVSS v3.0 7.8 HIGH
CVSS v2.0 7.2 HIGH

7.8^/10

CVSS v3.0 : HIGH

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

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.spinics.net/lists/stable/msg255035.html	Patch Third Party Advisory
https://www.spinics.net/lists/stable/msg255031.html	Patch Third Party Advisory
http://www.securityfocus.com/bid/105304	Third Party Advisory VDB Entry
https://www.debian.org/security/2018/dsa-4308	Third Party Advisory
https://usn.ubuntu.com/3777-2/	Third Party Advisory
https://usn.ubuntu.com/3777-1/	Third Party Advisory
https://usn.ubuntu.com/3776-2/	Third Party Advisory
https://usn.ubuntu.com/3776-1/	Third Party Advisory
https://usn.ubuntu.com/3775-2/	Third Party Advisory
https://usn.ubuntu.com/3775-1/	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html	Third Party Advisory
https://usn.ubuntu.com/3777-3/	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:12.04::::esm:::
	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:8.0:::::::*

Information

Published : 2018-09-04 11:29

Updated : 2019-10-09 16:41

NVD link : CVE-2018-6555

Mitre link : CVE-2018-6555

JSON object : View

CWE

CWE-416

Use After Free

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Products Affected

debian

debian_linux

canonical

ubuntu_linux

linux

linux_kernel

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