ui/vnc: limit client_cut_text msg payload size [CVE-2015-5239] (#1259504), e1000: Avoid infinite loop in processing transmit descriptor [CVE-2015-6815] (#1260224), net: add checks to validate ring buffer pointers [CVE-2015-5279] (#1263278), net: avoid infinite loop when receiving packets [CVE-2015-5278] (#1263281), qemu buffer overflow in virtio-serial [CVE-2015-5745] (#1251354)
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-efc1d7ba5e.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(89456);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");
script_cve_id("CVE-2015-5239", "CVE-2015-5278", "CVE-2015-5279", "CVE-2015-5745", "CVE-2015-6815");
script_xref(name:"FEDORA", value:"2015-efc1d7ba5e");
script_name(english:"Fedora 22 : xen-4.5.1-9.fc22 (2015-efc1d7ba5e)");
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:
"ui/vnc: limit client_cut_text msg payload size [CVE-2015-5239]
(#1259504), e1000: Avoid infinite loop in processing transmit
descriptor [CVE-2015-6815] (#1260224), net: add checks to validate
ring buffer pointers [CVE-2015-5279] (#1263278), net: avoid infinite
loop when receiving packets [CVE-2015-5278] (#1263281), qemu buffer
overflow in virtio-serial [CVE-2015-5745] (#1251354)
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=1251157"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.redhat.com/show_bug.cgi?id=1256661"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.redhat.com/show_bug.cgi?id=1256672"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.redhat.com/show_bug.cgi?id=1257735"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.redhat.com/show_bug.cgi?id=1260076"
);
# https://lists.fedoraproject.org/pipermail/package-announce/2015-October/168646.html
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?5232bf1c"
);
script_set_attribute(attribute:"solution", value:"Update the affected xen package.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/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:"2015/10/04");
script_set_attribute(attribute:"plugin_publication_date", value:"2016/03/04");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2016-2021 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-4.5.1-9.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 |
---|---|---|
fedoraproject | fedora | xen |
fedoraproject | fedora | 22 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5239
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5278
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5279
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-5745
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-6815
www.nessus.org/u?5232bf1c
bugzilla.redhat.com/show_bug.cgi?id=1251157
bugzilla.redhat.com/show_bug.cgi?id=1256661
bugzilla.redhat.com/show_bug.cgi?id=1256672
bugzilla.redhat.com/show_bug.cgi?id=1257735
bugzilla.redhat.com/show_bug.cgi?id=1260076