The Oracle Linux 7 host is affected by multiple vulnerabilities in the QEMU package as referenced in the ELSA-2021-9425 advisory
Reporter | Title | Published | Views | Family All 199 |
---|---|---|---|---|
![]() | qemu security update | 17 Aug 202100:00 | – | oraclelinux |
![]() | virt:kvm_utils security update | 1 Dec 202100:00 | – | oraclelinux |
![]() | SUSE SLED15 / SLES15 Security Update : qemu (SUSE-SU-2021:2212-1) | 1 Jul 202100:00 | – | nessus |
![]() | SUSE SLED15 / SLES15 Security Update : qemu (SUSE-SU-2021:2213-1) | 1 Jul 202100:00 | – | nessus |
![]() | Oracle Linux 8 : kvm_utils (ELSA-2021-9568) | 1 Dec 202100:00 | – | nessus |
![]() | openSUSE 15 Security Update : qemu (openSUSE-SU-2021:2442-1) | 22 Jul 202100:00 | – | nessus |
![]() | SUSE SLED15 / SLES15 Security Update : qemu (SUSE-SU-2021:2442-1) | 22 Jul 202100:00 | – | nessus |
![]() | RHEL 8 : 8.2_qemu-kvm (Unpatched Vulnerability) | 3 Jun 202400:00 | – | nessus |
![]() | Ubuntu 18.04 LTS / 20.04 LTS : QEMU vulnerabilities (USN-5010-1) | 16 Jul 202100:00 | – | nessus |
![]() | EulerOS Virtualization 2.9.0 : qemu (EulerOS-SA-2021-2211) | 13 Jul 202100:00 | – | nessus |
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Oracle Linux Security Advisory ELSA-2021-9425.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(152618);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/11/01");
script_cve_id(
"CVE-2021-3392",
"CVE-2021-3527",
"CVE-2021-3544",
"CVE-2021-3545",
"CVE-2021-3546",
"CVE-2021-3582",
"CVE-2021-3607",
"CVE-2021-3608"
);
script_name(english:"Oracle Linux 7 : qemu (ELSA-2021-9425)");
script_set_attribute(attribute:"synopsis", value:
"The remote Oracle Linux host is missing one or more security updates.");
script_set_attribute(attribute:"description", value:
"The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the
ELSA-2021-9425 advisory.
- pvrdma: Fix the ring init error flow (CVE-2021-3608) (Marcel Apfelbaum) [Orabug: 33120142]
{CVE-2021-3608}
- pvrdma: Ensure correct input on ring init (CVE-2021-3607) (Marcel Apfelbaum) [Orabug: 33120146]
{CVE-2021-3607}
- hw/rdma: Fix possible mremap overflow in the pvrdma device (CVE-2021-3582) (Marcel Apfelbaum) [Orabug:
33120084] {CVE-2021-3582}
- vhost-user-gpu: reorder free calls. (Gerd Hoffmann) [Orabug: 32950701] {CVE-2021-3544}
- vhost-user-gpu: abstract vg_cleanup_mapping_iov (Li Qiang) [Orabug: 32950716] {CVE-2021-3546}
- vhost-user-gpu: fix OOB write in 'virgl_cmd_get_capset' (CVE-2021-3546) (Li Qiang) [Orabug: 32950716]
{CVE-2021-3546}
- vhost-user-gpu: fix memory leak in 'virgl_resource_attach_backing' (CVE-2021-3544) (Li Qiang) [Orabug:
32950701] {CVE-2021-3544}
- vhost-user-gpu: fix memory leak in 'virgl_cmd_resource_unref' (CVE-2021-3544) (Li Qiang) [Orabug:
32950701] {CVE-2021-3544}
- vhost-user-gpu: fix memory leak while calling 'vg_resource_unref' (CVE-2021-3544) (Li Qiang) [Orabug:
32950701] {CVE-2021-3544}
- vhost-user-gpu: fix memory leak in vg_resource_attach_backing (CVE-2021-3544) (Li Qiang) [Orabug:
32950701] {CVE-2021-3544}
- vhost-user-gpu: fix resource leak in 'vg_resource_create_2d' (CVE-2021-3544) (Li Qiang) [Orabug:
32950701] {CVE-2021-3544}
- vhost-user-gpu: fix memory disclosure in virgl_cmd_get_capset_info (CVE-2021-3545) (Li Qiang) [Orabug:
32950708] {CVE-2021-3545}
- usb: limit combined packets to 1 MiB (CVE-2021-3527) (Gerd Hoffmann) [Orabug: 32842778]
{CVE-2021-3527}
- usb/redir: avoid dynamic stack allocation (CVE-2021-3527) (Gerd Hoffmann) [Orabug: 32842778]
{CVE-2021-3527}
Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version
number.");
script_set_attribute(attribute:"see_also", value:"https://linux.oracle.com/errata/ELSA-2021-9425.html");
script_set_attribute(attribute:"solution", value:
"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-3546");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2021/03/23");
script_set_attribute(attribute:"patch_publication_date", value:"2021/08/17");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/08/17");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:7");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:ivshmem-tools");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-block-gluster");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-block-iscsi");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-block-rbd");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-common");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-img");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-kvm");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-kvm-core");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-system-aarch64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-system-aarch64-core");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-system-x86");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:qemu-system-x86-core");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Oracle Linux Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2021-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/local_checks_enabled");
exit(0);
}
include('rpm.inc');
if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item('Host/OracleLinux')) audit(AUDIT_OS_NOT, 'Oracle Linux');
var os_release = get_kb_item("Host/RedHat/release");
if (isnull(os_release) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:os_release)) audit(AUDIT_OS_NOT, 'Oracle Linux');
var os_ver = pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux) .*release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Oracle Linux');
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, 'Oracle Linux 7', 'Oracle Linux ' + os_ver);
if (!get_kb_item('Host/RedHat/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);
var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Oracle Linux', cpu);
var pkgs = [
{'reference':'ivshmem-tools-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-block-gluster-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-block-iscsi-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-block-rbd-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-common-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-img-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-kvm-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-kvm-core-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-system-aarch64-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-system-aarch64-core-4.2.1-11.el7', 'cpu':'aarch64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-block-gluster-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-block-iscsi-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-block-rbd-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-common-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-img-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-kvm-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-kvm-core-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-system-aarch64-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-system-aarch64-core-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-system-x86-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'},
{'reference':'qemu-system-x86-core-4.2.1-11.el7', 'cpu':'x86_64', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'15'}
];
var flag = 0;
foreach var package_array ( pkgs ) {
var reference = NULL;
var _release = NULL;
var sp = NULL;
var _cpu = NULL;
var el_string = NULL;
var rpm_spec_vers_cmp = NULL;
var epoch = NULL;
var allowmaj = NULL;
var exists_check = NULL;
if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
if (!empty_or_null(package_array['release'])) _release = 'EL' + package_array['release'];
if (!empty_or_null(package_array['sp'])) sp = package_array['sp'];
if (!empty_or_null(package_array['cpu'])) _cpu = package_array['cpu'];
if (!empty_or_null(package_array['el_string'])) el_string = package_array['el_string'];
if (!empty_or_null(package_array['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = package_array['rpm_spec_vers_cmp'];
if (!empty_or_null(package_array['epoch'])) epoch = package_array['epoch'];
if (!empty_or_null(package_array['allowmaj'])) allowmaj = package_array['allowmaj'];
if (!empty_or_null(package_array['exists_check'])) exists_check = package_array['exists_check'];
if (reference && _release) {
if (exists_check) {
if (rpm_exists(release:_release, rpm:exists_check) && rpm_check(release:_release, sp:sp, cpu:cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) flag++;
} else {
if (rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj)) flag++;
}
}
}
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : rpm_report_get()
);
exit(0);
}
else
{
var tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'ivshmem-tools / qemu / qemu-block-gluster / etc');
}
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