PT-2018-16901 · Linux+3 · Linux Kernel+3

Mohamed Ghannam · Published 2018-01-11 · Updated 2024-06-15 · CVE-2018-5333

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 4.14.14

Description The issue arises from the mishandling of page pinning failures or invalid address supplies by the rds cmsg atomic function in net/rds/rdma.c, leading to a NULL pointer dereference in rds atomic free op.

Recommendations For Linux kernel versions prior to 4.14.14, update to version 4.14.14 or later to resolve the issue.

Exploit

Fix

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2018-1048

ALT-PU-2018-1991

CVE-2018-5333

DLA-1369-1

DSA-4187-1

OPENSUSE-SU-2018_0408-1

OPENSUSE-SU-2024:10728-1

OPENSUSE-SU-2024:13704-1

RHSA-2018:0470

SUSE-SU-2018:0383-1

SUSE-SU-2018:0416-1

SUSE-SU-2018:0482-1

SUSE-SU-2018:0555-1

SUSE-SU-2018:0660-1

SUSE-SU-2018:0834-1

SUSE-SU-2018:0841-1

SUSE-SU-2018:0848-1

SUSE-SU-2018:0986-1

USN-3583-1

USN-3583-2

USN-3617-1

USN-3617-2

USN-3617-3

USN-3619-1

USN-3619-2

USN-3632-1

Affected Products

Alt Linux

Linux Kernel

Suse

Ubuntu

References · 597

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/local/rds_atomic_free_op_null_pointer_deref_priv_esc.rb · Exploit
• 🔥 https://exploit-db.com/exploits/47957 · Exploit
• https://github.com/torvalds/linux/commit/7d11f77f84b27cef452cee332f4e469503084737 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:0848-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-5754 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-15274 · Vendor Advisory
• https://usn.ubuntu.com/3619-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-16650 · Vendor Advisory
• https://usn.ubuntu.com/3619-2 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-16532 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2025-20480.html · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-16537 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3619-2 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-8824 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3583-1 · Vendor Advisory