Detections
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Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002038)
medium Nessus Plugin ID 286656
Synopsis
The Unity Linux host is missing one or more security updates.Description
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002038 advisory.Race condition in the rds_sendmsg function in net/rds/sendmsg.c in the Linux kernel before 4.3.3 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by using a socket that was not properly bound. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-6937.
Tenable has extracted the preceding description block directly from the Unity Linux security advisory.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.
Solution
Update the affected kernel package.See Also
http://www.nessus.org/u?24f0037d
http://www.nessus.org/u?a83939a7
http://www.nessus.org/u?8b53f8c6
http://www.nessus.org/u?931e3f2a
http://www.nessus.org/u?f8ee3544
http://www.nessus.org/u?ae8a8343
http://www.nessus.org/u?cd53d8e6
http://www.nessus.org/u?4637bb4e
http://www.nessus.org/u?b6d6af05
http://www.nessus.org/u?bedbbd6c
http://www.nessus.org/u?dd665c9c
http://www.nessus.org/u?35837c2f
http://www.nessus.org/u?797f8bbb
http://www.nessus.org/u?419ee573
http://www.nessus.org/u?7415bd62
http://www.nessus.org/u?733ba618
http://www.nessus.org/u?d4c258a4
http://www.nessus.org/u?740c14a3
http://lists.opensuse.org/opensuse-updates/2015-12/msg00039.html
http://www.debian.org/security/2015/dsa-3396
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3
http://www.openwall.com/lists/oss-security/2015/10/27/5
http://www.nessus.org/u?c526e694
http://www.securityfocus.com/bid/77340
http://www.securitytracker.com/id/1034453
http://www.ubuntu.com/usn/USN-2886-1
http://www.ubuntu.com/usn/USN-2887-1
http://www.ubuntu.com/usn/USN-2887-2
http://www.ubuntu.com/usn/USN-2888-1
http://www.ubuntu.com/usn/USN-2889-1
http://www.ubuntu.com/usn/USN-2889-2
http://www.ubuntu.com/usn/USN-2890-1
http://www.ubuntu.com/usn/USN-2890-2
http://www.ubuntu.com/usn/USN-2890-3
https://bugzilla.redhat.com/show_bug.cgi?id=1276437
https://bugzilla.suse.com/show_bug.cgi?id=952384
http://www.nessus.org/u?dd82c109
Plugin Details
Severity: Medium
ID: 286656
File Name: unity_linux_UTSA-2026-002038.nasl
Version: 1.1
Type: local
Published: 1/15/2026
Updated: 1/15/2026
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.7
CVSS v2
Risk Factor: Medium
Base Score: 5.9
Temporal Score: 4.4
Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:C
CVSS Score Source: CVE-2015-7990
CVSS v3
Risk Factor: Medium
Base Score: 5.8
Temporal Score: 5.1
Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
Required KB Items: Host/local_checks_enabled, Host/UOS-Server/release, Host/UOS-Server/rpm-list, Host/cpu
Exploit Ease: No known exploits are available
Patch Publication Date: 1/15/2026
Vulnerability Publication Date: 10/28/2015
Reference Information
CVE: CVE-2015-7990