Linux Kernel up to 4.3.2 Socket net/rds/sendmsg.c rds_sendmsg race condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability has been found in Linux Kernel up to 4.3.2 (Operating System) and classified as problematic. This vulnerability affects the function rds_sendmsg of the file net/rds/sendmsg.c of the component Socket Handler. The manipulation with an unknown input leads to a race condition vulnerability. The CWE definition for the vulnerability is CWE-362. The program contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 12/28/2015 (Website). The advisory is shared for download at This vulnerability was named CVE-2015-7990 since 10/28/2015. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 87265 (Debian DLA-360-1 : linux-2.6 security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 169069 (SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2016:2074-1)).

Upgrading to version 4.3.3 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (87265). The entries 75137, 77323, 78541 and 78716 are related to this item.






  • open-source

CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.8
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.8
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Class: Race condition
CWE: CWE-362
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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Current Price Estimation: 🔍


Nessus ID: 87265
Nessus Name: Debian DLA-360-1 : linux-2.6 security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703396
OpenVAS Name: Debian Security Advisory DSA 3396-1 (linux - security update)
OpenVAS File: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 4.3.3


10/28/2015 🔍
10/28/2015 +0 days 🔍
12/08/2015 +41 days 🔍
12/09/2015 +1 days 🔍
12/28/2015 +19 days 🔍
12/28/2015 +0 days 🔍
12/29/2015 +1 days 🔍
07/01/2022 +2376 days 🔍



Advisory: USN-2886-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-7990 (🔍)

SecurityTracker: 1034453
SecurityFocus: 77340 - Linux Kernel CVE-2015-7990 Incomplete Fix Null Pointer Deference Denial of Service Vulnerability

See also: 🔍


Created: 12/29/2015 01:21 PM
Updated: 07/01/2022 03:17 PM
Changes: 12/29/2015 01:21 PM (68), 05/25/2018 10:12 AM (14), 07/01/2022 03:17 PM (6)
Complete: 🔍


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