Ubuntu: Security Advisory (USN-4005-1)

# SPDX-FileCopyrightText: 2019 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("1.3.6.1.4.1.25623.1.0.844035");
  script_cve_id("CVE-2019-11810", "CVE-2019-11815");
  script_tag(name:"creation_date", value:"2019-06-05 02:00:32 +0000 (Wed, 05 Jun 2019)");
  script_version("2024-02-02T05:06:07+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:07 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"9.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2019-05-09 16:42:21 +0000 (Thu, 09 May 2019)");

  script_name("Ubuntu: Security Advisory (USN-4005-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2019 Greenbone AG");
  script_family("Ubuntu Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages", re:"ssh/login/release=UBUNTU19\.04");

  script_xref(name:"Advisory-ID", value:"USN-4005-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-4005-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'linux, linux-aws, linux-gcp, linux-kvm, linux-raspi2, linux-snapdragon' package(s) announced via the USN-4005-1 advisory.");

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

  script_tag(name:"insight", value:"It was discovered that a null pointer dereference vulnerability existed in
the LSI Logic MegaRAID driver in the Linux kernel. A local attacker could
use this to cause a denial of service (system crash). (CVE-2019-11810)

It was discovered that a race condition leading to a use-after-free existed
in the Reliable Datagram Sockets (RDS) protocol implementation in the Linux
kernel. The RDS protocol is disabled via blocklist by default in Ubuntu.
If enabled, a local attacker could use this to cause a denial of service
(system crash) or possibly execute arbitrary code. (CVE-2019-11815)");

  script_tag(name:"affected", value:"'linux, linux-aws, linux-gcp, linux-kvm, linux-raspi2, linux-snapdragon' package(s) on Ubuntu 19.04.");

  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-deb.inc");

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

res = "";
report = "";

if(release == "UBUNTU19.04") {

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.0.0-1007-aws", ver:"5.0.0-1007.7", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.0.0-1007-gcp", ver:"5.0.0-1007.7", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.0.0-1007-kvm", ver:"5.0.0-1007.7", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.0.0-1009-raspi2", ver:"5.0.0-1009.9", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.0.0-1013-snapdragon", ver:"5.0.0-1013.13", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.0.0-16-generic", ver:"5.0.0-16.17", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.0.0-16-generic-lpae", ver:"5.0.0-16.17", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.0.0-16-lowlatency", ver:"5.0.0-16.17", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-aws", ver:"5.0.0.1007.7", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-gcp", ver:"5.0.0.1007.7", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-generic", ver:"5.0.0.16.17", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-generic-lpae", ver:"5.0.0.16.17", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-gke", ver:"5.0.0.1007.7", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-kvm", ver:"5.0.0.1007.7", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-lowlatency", ver:"5.0.0.16.17", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-raspi2", ver:"5.0.0.1009.6", rls:"UBUNTU19.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-snapdragon", ver:"5.0.0.1013.6", rls:"UBUNTU19.04"))) {
    report += res;
  }

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

exit(0);