CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:S/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
57.7%
Qemu: scsi: esp: OOB r/w access while processing ESP_FIFO [CVE-2016-5338] (#1343323) Qemu: scsi: megasas: information leakage in megasas_ctrl_get_info [CVE-2016-5337] (#1343909)
fix for CVE-2016-2858 doesn’t build with qemu-xen enabled Unsanitised guest input in libxl device handling code [XSA-175, CVE-2016-4962] (#1342132) Unsanitised driver domain input in libxl device handling [XSA-178, CVE-2016-4963] (#1342131) arm: Host crash caused by VMID exhaust [XSA-181] (#1342530) Qemu: display: vmsvga: out-of-bounds read in vmsvga_fifo_read_raw() routine [CVE-2016-4454] (#1340741) Qemu:
display: vmsvga: infinite loop in vmsvga_fifo_run() routine [CVE-2016-4453] (#1340746) Qemu: scsi: esp: OOB write when using non-DMA mode in get_cmd [CVE-2016-5238] (#1341931)
Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Fedora Security Advisory FEDORA-2016-103752d2a9.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(92059);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");
script_cve_id("CVE-2016-2858", "CVE-2016-4453", "CVE-2016-4454", "CVE-2016-4962", "CVE-2016-4963", "CVE-2016-5238", "CVE-2016-5242", "CVE-2016-5337", "CVE-2016-5338");
script_xref(name:"FEDORA", value:"2016-103752d2a9");
script_name(english:"Fedora 23 : xen (2016-103752d2a9)");
script_summary(english:"Checks rpm output for the updated package.");
script_set_attribute(
attribute:"synopsis",
value:"The remote Fedora host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"Qemu: scsi: esp: OOB r/w access while processing ESP_FIFO
[CVE-2016-5338] (#1343323) Qemu: scsi: megasas: information leakage in
megasas_ctrl_get_info [CVE-2016-5337] (#1343909)
----
fix for CVE-2016-2858 doesn't build with qemu-xen enabled Unsanitised
guest input in libxl device handling code [XSA-175, CVE-2016-4962]
(#1342132) Unsanitised driver domain input in libxl device handling
[XSA-178, CVE-2016-4963] (#1342131) arm: Host crash caused by VMID
exhaust [XSA-181] (#1342530) Qemu: display: vmsvga: out-of-bounds read
in vmsvga_fifo_read_raw() routine [CVE-2016-4454] (#1340741) Qemu:
display: vmsvga: infinite loop in vmsvga_fifo_run() routine
[CVE-2016-4453] (#1340746) Qemu: scsi: esp: OOB write when using
non-DMA mode in get_cmd [CVE-2016-5238] (#1341931)
Note that Tenable Network Security has extracted the preceding
description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as
possible without introducing additional issues."
);
script_set_attribute(
attribute:"see_also",
value:"https://bodhi.fedoraproject.org/updates/FEDORA-2016-103752d2a9"
);
script_set_attribute(attribute:"solution", value:"Update the affected xen package.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A: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_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:xen");
script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:23");
script_set_attribute(attribute:"vuln_publication_date", value:"2016/04/07");
script_set_attribute(attribute:"patch_publication_date", value:"2016/06/17");
script_set_attribute(attribute:"plugin_publication_date", value:"2016/07/14");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2016-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Fedora Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/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/RedHat/release");
if (isnull(release) || "Fedora" >!< release) audit(AUDIT_OS_NOT, "Fedora");
os_ver = pregmatch(pattern: "Fedora.*release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora");
os_ver = os_ver[1];
if (! preg(pattern:"^23([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 23", "Fedora " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu);
flag = 0;
if (rpm_check(release:"FC23", reference:"xen-4.5.3-8.fc23")) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : rpm_report_get()
);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "xen");
}
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2858
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4453
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4454
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4962
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-4963
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5238
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5242
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5337
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5338
bodhi.fedoraproject.org/updates/FEDORA-2016-103752d2a9
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:S/C:C/I:C/A:C
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
Percentile
57.7%