Huawei EulerOS: Security Advisory for qemu (EulerOS-SA-2022-1623)

# SPDX-FileCopyrightText: 2022 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.1.2.2022.1623");
  script_cve_id("CVE-2021-3582");
  script_tag(name:"creation_date", value:"2022-05-05 11:46:32 +0000 (Thu, 05 May 2022)");
  script_version("2024-02-05T14:36:57+0000");
  script_tag(name:"last_modification", value:"2024-02-05 14:36:57 +0000 (Mon, 05 Feb 2024)");
  script_tag(name:"cvss_base", value:"2.1");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2022-04-01 12:09:50 +0000 (Fri, 01 Apr 2022)");

  script_name("Huawei EulerOS: Security Advisory for qemu (EulerOS-SA-2022-1623)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 Greenbone AG");
  script_family("Huawei EulerOS Local Security Checks");
  script_dependencies("gb_huawei_euleros_consolidation.nasl");
  script_mandatory_keys("ssh/login/euleros", "ssh/login/rpms", re:"ssh/login/release=EULEROSVIRT\-2\.9\.0");

  script_xref(name:"Advisory-ID", value:"EulerOS-SA-2022-1623");
  script_xref(name:"URL", value:"https://developer.huaweicloud.com/intl/en-us/euleros/securitydetail.html?secId=EulerOS-SA-2022-1623");

  script_tag(name:"summary", value:"The remote host is missing an update for the Huawei EulerOS 'qemu' package(s) announced via the EulerOS-SA-2022-1623 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"A flaw was found in the QEMU implementation of VMWare's paravirtual RDMA device. The issue occurs while handling a 'PVRDMA_CMD_CREATE_MR' command due to improper memory remapping (mremap). This flaw allows a malicious guest to crash the QEMU process on the host. The highest threat from this vulnerability is to system availability.(CVE-2021-3582)");

  script_tag(name:"affected", value:"'qemu' package(s) on Huawei EulerOS Virtualization release 2.9.0.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-rpm.inc");

release = rpm_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "EULEROSVIRT-2.9.0") {

  if(!isnull(res = isrpmvuln(pkg:"qemu", rpm:"qemu~4.1.0~2.9.1.2.359", rls:"EULEROSVIRT-2.9.0"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);