CVE-2018-6555 Information

Description

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 Vector

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

Reference

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

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8