Ubuntu: Security Advisory (USN-6775-2)

# SPDX-FileCopyrightText: 2024 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("1.3.6.1.4.1.25623.1.1.12.2024.6775.2");
  script_cve_id("CVE-2023-47233", "CVE-2023-52530", "CVE-2024-26622");
  script_tag(name:"creation_date", value:"2024-05-22 04:08:02 +0000 (Wed, 22 May 2024)");
  script_version("2024-05-22T05:05:29+0000");
  script_tag(name:"last_modification", value:"2024-05-22 05:05:29 +0000 (Wed, 22 May 2024)");
  script_tag(name:"cvss_base", value:"4.6");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:S/C:N/I:N/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-11-14 16:00:39 +0000 (Tue, 14 Nov 2023)");

  script_name("Ubuntu: Security Advisory (USN-6775-2)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2024 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=UBUNTU(20\.04\ LTS|22\.04\ LTS)");

  script_xref(name:"Advisory-ID", value:"USN-6775-2");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-6775-2");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'linux-aws, linux-aws-5.15, linux-gke' package(s) announced via the USN-6775-2 advisory.");

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

  script_tag(name:"insight", value:"Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux
kernel contained a race condition during device removal, leading to a use-
after-free vulnerability. A physically proximate attacker could possibly
use this to cause a denial of service (system crash). (CVE-2023-47233)

Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
 - MAC80211 subsystem,
 - Tomoyo security module,
(CVE-2024-26622, CVE-2023-52530)");

  script_tag(name:"affected", value:"'linux-aws, linux-aws-5.15, linux-gke' package(s) on Ubuntu 20.04, Ubuntu 22.04.");

  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 == "UBUNTU20.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.15.0-1062-aws", ver:"5.15.0-1062.68~20.04.1", rls:"UBUNTU20.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-aws", ver:"5.15.0.1062.68~20.04.1", rls:"UBUNTU20.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU22.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.15.0-1059-gke", ver:"5.15.0-1059.64", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-5.15.0-1062-aws", ver:"5.15.0-1062.68", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-aws-lts-22.04", ver:"5.15.0.1062.62", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-gke", ver:"5.15.0.1059.58", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-gke-5.15", ver:"5.15.0.1059.58", rls:"UBUNTU22.04 LTS"))) {
    report += res;
  }

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

exit(0);