PT-2018-10465 · Linux+5 · Linux Kernel+5

Syzbot · Published 2018-04-06 · Updated 2019-10-09 · CVE-2018-1130

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 4.16-rc7

Description The issue allows a local user to cause a denial of service by making a number of certain crafted system calls. This is due to a null pointer dereference in the dccp write xmit() function in net/dccp/output.c.

Recommendations For Linux kernel versions prior to 4.16-rc7, update to version 4.16-rc7 or later to resolve the issue. As a temporary workaround, consider restricting access to the dccp write xmit() function until a patch is available.

Fix

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2018-1557

ALT-PU-2019-1433

CESA-2018_1854

CESA-2018_3083

CVE-2018-1130

DLA-1392-1

DLA-1422-1

DLA-1422-2

DLA-1423-1

MGASA-2018-0249

MGASA-2018-0264

MGASA-2018-0265

OPENSUSE-SU-2018_1418-1

OPENSUSE-SU-2018_2119-1

RHSA-2018:1854

RHSA-2018:3083

RHSA-2018:3096

RHSA-2018_1854

RHSA-2018_3083

RHSA-2018_3096

SUSE-SU-2018:1366-1

SUSE-SU-2018:1761-1

SUSE-SU-2018:1762-1

SUSE-SU-2018:1816-1

SUSE-SU-2018:1855-1

SUSE-SU-2018:1855-2

SUSE-SU-2018:2092-1

SUSE-SU-2018:2332-1

SUSE-SU-2018:2366-1

SUSE-SU-2018:2637-1

USN-3654-1

USN-3654-2

USN-3656-1

USN-3697-1

USN-3697-2

USN-3698-1

USN-3698-2

Affected Products

Alt Linux

Centos

Linux Kernel

Red Hat

Suse

Ubuntu

References · 563

• https://advisories.mageia.org/MGASA-2018-0265.html · Security Note
• https://ubuntu.com/security/notices/USN-3656-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-1130 · Security Note
• https://usn.ubuntu.com/3698-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-7995 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2018-1130 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:1816-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-3639 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:2332-1 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2018-0249 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2018-0265 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3698-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-5803 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2018-0264 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:2637-1 · Vendor Advisory