CVE-2018-6555

HIGH

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.

References

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

Details

Source: MITRE

Published: 2018-09-04

Updated: 2018-10-25

Type: CWE-416

Risk Information

CVSS v2.0

Base Score: 7.2

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

Impact Score: 10

Exploitability Score: 3.9

Severity: HIGH

CVSS v3.0

Base Score: 7.8

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

Impact Score: 5.9

Exploitability Score: 1.8

Severity: HIGH