The remote OracleVM system is missing necessary patches to address critical security updates :
vfio/pci: Fix integer overflows, bitmask check (Vlad Tsyrklevich) [Orabug: 25164094] (CVE-2016-9083) (CVE-2016-9084)
Don’t feed anything but regular iovec’s to blk_rq_map_user_iov (Linus Torvalds) [Orabug: 25231931] (CVE-2016-9576)
kvm: x86: Check memopp before dereference (CVE-2016-8630) (Owen Hofmann) [Orabug: 25417387] (CVE-2016-8630)
crypto: algif_hash - Only export and import on sockets with data (Herbert Xu) [Orabug: 25417799] (CVE-2016-8646)
USB: usbfs: fix potential infoleak in devio (Kangjie Lu) [Orabug: 25462755] (CVE-2016-4482)
net: fix infoleak in llc (Kangjie Lu) [Orabug: 25462799] (CVE-2016-4485)
xen-netback: fix extra_info handling in xenvif_tx_err (Paul Durrant) [Orabug: 25445336]
net: Documentation: Fix default value tcp_limit_output_bytes (Niklas Cassel) [Orabug:
25458076]
tcp: double default TSQ output bytes limit (Wei Liu) [Orabug: 25458076]
xenbus: fix deadlock on writes to /proc/xen/xenbus (David Vrabel)
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The package checks in this plugin were extracted from OracleVM
# Security Advisory OVMSA-2017-0039.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(97079);
script_version("3.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/04");
script_cve_id("CVE-2016-4482", "CVE-2016-4485", "CVE-2016-8630", "CVE-2016-8646", "CVE-2016-9083", "CVE-2016-9084", "CVE-2016-9576");
script_name(english:"OracleVM 3.4 : Unbreakable / etc (OVMSA-2017-0039)");
script_summary(english:"Checks the RPM output for the updated packages.");
script_set_attribute(
attribute:"synopsis",
value:"The remote OracleVM host is missing one or more security updates."
);
script_set_attribute(
attribute:"description",
value:
"The remote OracleVM system is missing necessary patches to address
critical security updates :
- vfio/pci: Fix integer overflows, bitmask check (Vlad
Tsyrklevich) [Orabug: 25164094] (CVE-2016-9083)
(CVE-2016-9084)
- Don't feed anything but regular iovec's to
blk_rq_map_user_iov (Linus Torvalds) [Orabug: 25231931]
(CVE-2016-9576)
- kvm: x86: Check memopp before dereference
(CVE-2016-8630) (Owen Hofmann) [Orabug: 25417387]
(CVE-2016-8630)
- crypto: algif_hash - Only export and import on sockets
with data (Herbert Xu) [Orabug: 25417799]
(CVE-2016-8646)
- USB: usbfs: fix potential infoleak in devio (Kangjie Lu)
[Orabug: 25462755] (CVE-2016-4482)
- net: fix infoleak in llc (Kangjie Lu) [Orabug: 25462799]
(CVE-2016-4485)
- xen-netback: fix extra_info handling in xenvif_tx_err
(Paul Durrant) [Orabug: 25445336]
- net: Documentation: Fix default value
tcp_limit_output_bytes (Niklas Cassel) [Orabug:
25458076]
- tcp: double default TSQ output bytes limit (Wei Liu)
[Orabug: 25458076]
- xenbus: fix deadlock on writes to /proc/xen/xenbus
(David Vrabel)"
);
# https://oss.oracle.com/pipermail/oraclevm-errata/2017-February/000647.html
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?23a1489f"
);
script_set_attribute(
attribute:"solution",
value:"Update the affected kernel-uek / kernel-uek-firmware packages."
);
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:vm:kernel-uek");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:vm:kernel-uek-firmware");
script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:vm_server:3.4");
script_set_attribute(attribute:"vuln_publication_date", value:"2016/05/23");
script_set_attribute(attribute:"patch_publication_date", value:"2017/02/08");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/02/09");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"OracleVM Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/OracleVM/release", "Host/OracleVM/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/OracleVM/release");
if (isnull(release) || "OVS" >!< release) audit(AUDIT_OS_NOT, "OracleVM");
if (! preg(pattern:"^OVS" + "3\.4" + "(\.[0-9]|$)", string:release)) audit(AUDIT_OS_NOT, "OracleVM 3.4", "OracleVM " + release);
if (!get_kb_item("Host/OracleVM/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "OracleVM", cpu);
if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu);
flag = 0;
if (rpm_check(release:"OVS3.4", reference:"kernel-uek-4.1.12-61.1.27.el6uek")) flag++;
if (rpm_check(release:"OVS3.4", reference:"kernel-uek-firmware-4.1.12-61.1.27.el6uek")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
else security_hole(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "kernel-uek / kernel-uek-firmware");
}
Vendor | Product | Version |
---|---|---|
oracle | vm | kernel-uek |
oracle | vm | kernel-uek-firmware |
oracle | vm_server | 3.4 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4482
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4485
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8630
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8646
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9083
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9084
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9576
www.nessus.org/u?23a1489f