7.8 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
0.021 Low
EPSS
Percentile
89.1%
replace deprecated gnutls use in qemu-xen-traditional based on qemu-xen patches, work around a gcc 5 bug, Potential unintended writes to host MSI message data field via qemu [XSA-128, CVE-2015-4103], PCI MSI mask bits inadvertently exposed to guests [XSA-129, CVE-2015-4104], Guest triggerable qemu MSI-X pass-through error messages [XSA-130, CVE-2015-4105], Unmediated PCI register access in qemu [XSA-131, CVE-2015-4106]
Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. 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 2015-9456.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(84177);
script_version("2.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");
script_cve_id("CVE-2015-4103", "CVE-2015-4104", "CVE-2015-4105", "CVE-2015-4106");
script_xref(name:"FEDORA", value:"2015-9456");
script_name(english:"Fedora 22 : xen-4.5.0-10.fc22 (2015-9456)");
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:
"replace deprecated gnutls use in qemu-xen-traditional based on
qemu-xen patches, work around a gcc 5 bug, Potential unintended writes
to host MSI message data field via qemu [XSA-128, CVE-2015-4103], PCI
MSI mask bits inadvertently exposed to guests [XSA-129,
CVE-2015-4104], Guest triggerable qemu MSI-X pass-through error
messages [XSA-130, CVE-2015-4105], Unmediated PCI register access in
qemu [XSA-131, CVE-2015-4106]
Note that Tenable Network Security has extracted the preceding
description block directly from the Fedora security advisory. 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://bugzilla.redhat.com/show_bug.cgi?id=1223846"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.redhat.com/show_bug.cgi?id=1223851"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.redhat.com/show_bug.cgi?id=1223853"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.redhat.com/show_bug.cgi?id=1223859"
);
# https://lists.fedoraproject.org/pipermail/package-announce/2015-June/160171.html
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?1d70bfc4"
);
script_set_attribute(attribute:"solution", value:"Update the affected xen package.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");
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:22");
script_set_attribute(attribute:"patch_publication_date", value:"2015/06/05");
script_set_attribute(attribute:"plugin_publication_date", value:"2015/06/15");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2015-2021 Tenable Network Security, Inc.");
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 = eregmatch(pattern: "Fedora.*release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora");
os_ver = os_ver[1];
if (! ereg(pattern:"^22([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 22.x", "Fedora " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu);
flag = 0;
if (rpm_check(release:"FC22", reference:"xen-4.5.0-10.fc22")) 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, "xen");
}
Vendor | Product | Version | CPE |
---|---|---|---|
fedoraproject | fedora | xen | p-cpe:/a:fedoraproject:fedora:xen |
fedoraproject | fedora | 22 | cpe:/o:fedoraproject:fedora:22 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4103
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4104
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4105
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-4106
www.nessus.org/u?1d70bfc4
bugzilla.redhat.com/show_bug.cgi?id=1223846
bugzilla.redhat.com/show_bug.cgi?id=1223851
bugzilla.redhat.com/show_bug.cgi?id=1223853
bugzilla.redhat.com/show_bug.cgi?id=1223859