AlmaLinux 8 : redis:6 (ALSA-2025:0595)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The package checks in this plugin were extracted from
# AlmaLinux Security Advisory ALSA-2025:0595.
##

include('compat.inc');

if (description)
{
  script_id(214525);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2025/09/08");

  script_cve_id(
    "CVE-2022-24834",
    "CVE-2022-35977",
    "CVE-2022-36021",
    "CVE-2023-22458",
    "CVE-2023-25155",
    "CVE-2023-28856",
    "CVE-2023-45145",
    "CVE-2024-31228",
    "CVE-2024-31449",
    "CVE-2024-46981"
  );
  script_xref(name:"ALSA", value:"2025:0595");
  script_xref(name:"RHSA", value:"2025:0595");

  script_name(english:"AlmaLinux 8 : redis:6 (ALSA-2025:0595)");

  script_set_attribute(attribute:"synopsis", value:
"The remote AlmaLinux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the
ALSA-2025:0595 advisory.

    * redis: Integer overflow in the Redis HRANDFIELD and ZRANDMEMBER commands may lead to denial-of-service
    (CVE-2023-22458)
      * redis: Integer overflow in the Redis SETRANGE and SORT/SORT_RO commands may result with false OOM
    panic (CVE-2022-35977)
      * redis: Specially crafted SRANDMEMBER, ZRANDMEMBER, and HRANDFIELD commands can trigger an integer
    overflow (CVE-2022-36021)
      * redis: String matching commands (like SCAN or KEYS) with a specially crafted pattern to trigger a
    denial-of-service attack (CVE-2023-25155)
      * redis: Insufficient validation of HINCRBYFLOAT command (CVE-2023-28856)
      * redis: heap overflow in the lua cjson and cmsgpack libraries (CVE-2022-24834)
      * redis: possible bypass of Unix socket permissions on startup (CVE-2023-45145)
      * redis: Lua library commands may lead to stack overflow and RCE in Redis (CVE-2024-31449)
      * redis: Denial-of-service due to unbounded pattern matching in Redis (CVE-2024-31228)
      * redis: Redis' Lua library commands may lead to remote code execution (CVE-2024-46981)

Tenable has extracted the preceding description block directly from the AlmaLinux 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://errata.almalinux.org/8/ALSA-2025-0595.html");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2025:0595");
  script_set_attribute(attribute:"solution", value:
"Update the affected redis, redis-devel and / or redis-doc packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/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-2024-46981");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_cwe_id(121, 190, 20, 269, 407, 416, 674, 680);

  script_set_attribute(attribute:"vuln_publication_date", value:"2023/01/10");
  script_set_attribute(attribute:"patch_publication_date", value:"2025/01/22");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/01/23");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:redis");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:redis-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:alma:linux:redis-doc");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::appstream");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::baseos");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::highavailability");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::nfv");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::powertools");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::realtime");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::resilientstorage");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::sap");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::sap_hana");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:alma:linux:8::supplementary");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Alma Linux Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2025 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/AlmaLinux/release", "Host/AlmaLinux/rpm-list", "Host/cpu");

  exit(0);
}


include('rpm.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/AlmaLinux/release');
if (isnull(os_release) || 'AlmaLinux' >!< os_release) audit(AUDIT_OS_NOT, 'AlmaLinux');
var os_ver = pregmatch(pattern: "AlmaLinux release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'AlmaLinux');
os_ver = os_ver[1];
if (! preg(pattern:"^8([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, 'AlmaLinux 8.x', 'AlmaLinux ' + os_ver);

if (!get_kb_item('Host/AlmaLinux/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('aarch64' >!< cpu && 'ppc' >!< cpu && 's390' >!< cpu && 'x86_64' >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'AlmaLinux', cpu);

var pkgs = [
    {'reference':'redis-6.2.17-1.module_el8.10.0+3946+3de613d5', 'cpu':'aarch64', 'release':'8', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
    {'reference':'redis-6.2.17-1.module_el8.10.0+3946+3de613d5', 'cpu':'ppc64le', 'release':'8', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
    {'reference':'redis-6.2.17-1.module_el8.10.0+3946+3de613d5', 'cpu':'s390x', 'release':'8', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
    {'reference':'redis-6.2.17-1.module_el8.10.0+3946+3de613d5', 'cpu':'x86_64', 'release':'8', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
    {'reference':'redis-devel-6.2.17-1.module_el8.10.0+3946+3de613d5', 'cpu':'aarch64', 'release':'8', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
    {'reference':'redis-devel-6.2.17-1.module_el8.10.0+3946+3de613d5', 'cpu':'ppc64le', 'release':'8', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
    {'reference':'redis-devel-6.2.17-1.module_el8.10.0+3946+3de613d5', 'cpu':'s390x', 'release':'8', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
    {'reference':'redis-devel-6.2.17-1.module_el8.10.0+3946+3de613d5', 'cpu':'x86_64', 'release':'8', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'},
    {'reference':'redis-doc-6.2.17-1.module_el8.10.0+3946+3de613d5', 'release':'8', 'el_string':'el8.10.0', 'rpm_spec_vers_cmp':TRUE, 'epoch':'0'}
];

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;
  var cves = NULL;
  if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
  if (!empty_or_null(package_array['release'])) _release = 'Alma-' + 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 (!empty_or_null(package_array['cves'])) cves = package_array['cves'];
  if (reference && _release && (!exists_check || rpm_exists(release:_release, rpm:exists_check))) {
    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, cves:cves)) flag++;
  }
}

if (flag)
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      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, 'redis / redis-devel / redis-doc');
}