This update for ovmf fixes the following issues :
CVE-2021-28211: ovmf: edk2: possible heap corruption with LzmaUefiDecompressGetInfo (bsc#1183578)
CVE-2021-28210: ovmf: unlimited FV recursion, round 2 (bsc#1183579)
This update was imported from the SUSE:SLE-15-SP2:Update update project.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2021-495.
#
# The text description of this plugin is (C) SUSE LLC.
#
include('compat.inc');
if (description)
{
script_id(148310);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/01/05");
script_cve_id("CVE-2021-28210", "CVE-2021-28211");
script_name(english:"openSUSE Security Update : ovmf (openSUSE-2021-495)");
script_set_attribute(attribute:"synopsis", value:
"The remote openSUSE host is missing a security update.");
script_set_attribute(attribute:"description", value:
"This update for ovmf fixes the following issues :
- CVE-2021-28211: ovmf: edk2: possible heap corruption
with LzmaUefiDecompressGetInfo (bsc#1183578)
- CVE-2021-28210: ovmf: unlimited FV recursion, round 2
(bsc#1183579)
This update was imported from the SUSE:SLE-15-SP2:Update update
project.");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1183578");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1183579");
script_set_attribute(attribute:"solution", value:
"Update the affected ovmf 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:L/UI:N/S:U/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-2021-28211");
script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2021-28210");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"patch_publication_date", value:"2021/04/02");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/04/05");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ovmf");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ovmf-tools");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:qemu-ovmf-ia32");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:qemu-ovmf-x86_64");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:qemu-ovmf-x86_64-debug");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:15.2");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"SuSE 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/local_checks_enabled", "Host/SuSE/release", "Host/SuSE/rpm-list", "Host/cpu");
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/SuSE/release");
if (isnull(release) || release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "openSUSE");
if (release !~ "^(SUSE15\.2)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "15.2", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);
flag = 0;
if ( rpm_check(release:"SUSE15.2", reference:"ovmf-201911-lp152.6.11.1") ) flag++;
if ( rpm_check(release:"SUSE15.2", reference:"ovmf-tools-201911-lp152.6.11.1") ) flag++;
if ( rpm_check(release:"SUSE15.2", reference:"qemu-ovmf-ia32-201911-lp152.6.11.1") ) flag++;
if ( rpm_check(release:"SUSE15.2", reference:"qemu-ovmf-x86_64-201911-lp152.6.11.1") ) flag++;
if ( rpm_check(release:"SUSE15.2", cpu:"x86_64", reference:"qemu-ovmf-x86_64-debug-201911-lp152.6.11.1") ) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
else security_warning(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "ovmf / ovmf-tools / qemu-ovmf-x86_64 / qemu-ovmf-x86_64-debug / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
novell | opensuse | ovmf | p-cpe:/a:novell:opensuse:ovmf |
novell | opensuse | ovmf-tools | p-cpe:/a:novell:opensuse:ovmf-tools |
novell | opensuse | qemu-ovmf-ia32 | p-cpe:/a:novell:opensuse:qemu-ovmf-ia32 |
novell | opensuse | qemu-ovmf-x86_64 | p-cpe:/a:novell:opensuse:qemu-ovmf-x86_64 |
novell | opensuse | qemu-ovmf-x86_64-debug | p-cpe:/a:novell:opensuse:qemu-ovmf-x86_64-debug |
novell | opensuse | 15.2 | cpe:/o:novell:opensuse:15.2 |