Oracle Linux 8 : postgresql:15 (ELSA-2026-69923)

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Oracle Linux Security Advisory ELSA-2026-69923.
##

include('compat.inc');

if (description)
{
  script_id(349763);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/09/24");

  script_cve_id(
    "CVE-2026-6464",
    "CVE-2026-6471",
    "CVE-2026-14662",
    "CVE-2026-14664",
    "CVE-2026-14668",
    "CVE-2026-14669",
    "CVE-2026-14670",
    "CVE-2026-14671",
    "CVE-2026-14677",
    "CVE-2026-14679",
    "CVE-2026-14680",
    "CVE-2026-15741",
    "CVE-2026-15742",
    "CVE-2026-16239",
    "CVE-2026-18408",
    "CVE-2026-19385"
  );
  script_xref(name:"IAVB", value:"2026-B-0238");

  script_name(english:"Oracle Linux 8 : postgresql:15 (ELSA-2026-69923)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Oracle Linux host is missing one or more security updates.");
  script_set_attribute(attribute:"description", value:
"The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the
ELSA-2026-69923 advisory.

    pgaudit
    [1.7.0-1]
    - Update to 1.7.0
    - Support postgresql 15
    - Related: #2128241

    [1.5.0-1]
    - Update to version 1.5.0
      Related: #1855776

    [1.4.0-4]
    - Bump release for rebuild against libpq-12.1-3

    [1.4.0-3]
    - BuildRequires libpq-devel

    [1.4.0-2]
    - BuildRequires postgresql-server-devel

    [1.4.0-1]
    - Update to 1.4.0

    [1.3.1-1]
    - Update to 1.3.1 and apply patch for pgsql v12 compatibility

    [1.2.0-4]
    - SCLize the SPEC

    [1.2.0-3]
    - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild

    [1.2.0-2]
    - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild

    pg_repack
    [1.4.8-1]
    - Update to version 1.4.8
    - Postgresql 15 is supported
    - Related: #2128241

    [1.4.6-4]
    - Rebuilt for IMA sigs, glibc 2.34, aarch64 flags
      Related: rhbz#1991688

    [1.4.6-3]
    - Rebuilt for RHEL 9 BETA for openssl 3.0
      Related: rhbz#1971065

    [1.4.6-2]
    - Build jit based on what postgresql server does
      Related: #1933048

    [1.4.6-1]
    - Rebase to upstream release 1.4.6

    [1.4.5-3]
    - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild

    [1.4.5-2]
    - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild

    [1.4.5-1]
    - Initial packaging

    postgres-decoderbufs
    [1.9.7-1.Final]
    - Iitial import for postgresql 15 stream
    - Related: #2128241

    [1.4.0-4.Final]
    - Rebuilt for IMA sigs, glibc 2.34, aarch64 flags
      Related: rhbz#1991688

    [1.4.0-3.Final]
    - Build jit based on what postgresql server does
      Related: #1933048

    [1.4.0-2.Final]
    - Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related: rhbz#1947937

    [1.4.0-1.Final]
    - Update to new release 1.4.0

    [1.1.0-0.6.Final]
    - Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild

    [1.1.0-0.5.Final]
    - Rebuilt for protobuf 3.14

    [1.1.0-0.4.Final]
    - Rebuilt for protobuf 3.13

    [1.1.0-0.3.Final]
    - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild

    [1.1.0-0.2.Final]
    - Rebuilt for protobuf 3.12

    postgresql
    [15.19-1]
    - Update to 15.19
    - Resolves: RHEL-250764

Tenable has extracted the preceding description block directly from the Oracle Linux 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://linux.oracle.com/errata/ELSA-2026-69923.html");
  script_set_attribute(attribute:"solution", value:
"Update the affected 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: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-2026-18408");
  script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2026-19385");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2026/08/13");
  script_set_attribute(attribute:"patch_publication_date", value:"2026/09/23");
  script_set_attribute(attribute:"plugin_publication_date", value:"2026/09/24");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:8");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:pg_repack");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:pgaudit");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgres-decoderbufs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-contrib");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-docs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-plperl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-plpython3");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-pltcl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-private-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-private-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-server");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-server-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-static");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-test");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-test-rpm-macros");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-upgrade");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:postgresql-upgrade-devel");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_set_attribute(attribute:"stig_severity", value:"I");
  script_end_attributes();

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

  script_copyright(english:"This script is Copyright (C) 2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

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

  exit(0);
}


include('rpm2.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_product = get_kb_item('installed_os/local/SSH/0/product');
if (isnull(os_product) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:os_product)) audit(AUDIT_OS_NOT, 'Oracle Linux');
var os_version = get_kb_item('installed_os/local/SSH/0/version');
if (isnull(os_version)) audit(AUDIT_UNKNOWN_APP_VER, 'Oracle Linux');
if (! preg(pattern:"^8([^0-9]|$)", string:os_version)) audit(AUDIT_OS_NOT, 'Oracle Linux 8.x', 'Oracle Linux ' + os_version);

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

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

var module_ver = get_kb_item('Host/RedHat/appstream/postgresql');
if (isnull(module_ver)) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module postgresql:15');
if ('15' >!< module_ver) audit(AUDIT_PACKAGE_NOT_AFFECTED, 'Module postgresql:' + module_ver);

var constraints = {
  'postgresql:15': [
    {
      'release': '8',
      'pkgs': [
        {'reference':'pg_repack-1.4.8-1.module+el8.9.0+90110+d8a562d5', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'pgaudit-1.7.0-1.module+el8.9.0+90110+d8a562d5', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgres-decoderbufs-1.9.7-1.Final.module+el8.9.0+90110+d8a562d5', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-contrib-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-docs-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-plperl-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-plpython3-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-pltcl-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-private-devel-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-private-libs-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-server-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-server-devel-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-static-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-test-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-test-rpm-macros-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-upgrade-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-upgrade-devel-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'aarch64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'pg_repack-1.4.8-1.module+el8.9.0+90110+d8a562d5', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'pgaudit-1.7.0-1.module+el8.9.0+90110+d8a562d5', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgres-decoderbufs-1.9.7-1.Final.module+el8.9.0+90110+d8a562d5', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-contrib-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-docs-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-plperl-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-plpython3-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-pltcl-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-private-devel-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-private-libs-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-server-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-server-devel-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-static-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-test-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-test-rpm-macros-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-upgrade-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE},
        {'reference':'postgresql-upgrade-devel-15.19-1.module+el8.10.0+91041+3270c1ae', 'cpu':'x86_64', 'rpm_spec_vers_cmp':TRUE}
      ]
    }
  ]
};

var os_release = get_one_kb_item('installed_os/local/SSH/0/release');
var os_sp = get_one_kb_item('Host/*/minor_release');

var flag = 0;
var reference;
var sp;
var _cpu;
var el_string;
var rpm_spec_vers_cmp;
var epoch;
var allowmaj;
var exists_check;
var cves;
var appstreams_found = 0;
var appstream;
var appstream_name;
var appstream_version;
foreach var module (keys(constraints)) {
  appstream = NULL;
  appstream_name = NULL;
  appstream_version = NULL;
  appstream_split = split(module, sep:':', keep:FALSE);
  if (!empty_or_null(appstream_split)) {
    appstream_name = appstream_split[0];
    appstream_version = appstream_split[1];
    if (!empty_or_null(appstream_name)) appstream = get_one_kb_item('Host/RedHat/appstream/' + appstream_name);
  }
  if (!empty_or_null(appstream) && appstream_version == appstream || appstream_name == 'all') {
    appstreams_found++;
    foreach var module_array ( constraints[module] ) {
      # Check that the target release is equal to the affected release
      if (!empty_or_null(module_array['release'])){
        if (module_array['release'] != os_release) continue;
      }
      if (!empty_or_null(module_array['sp'])){
        if (module_array['sp'] != os_sp) continue;
      }
      foreach var package_array ( module_array['pkgs'] ) {
        reference = NULL;
        sp = NULL;
        _cpu = NULL;
        el_string = NULL;
        rpm_spec_vers_cmp = NULL;
        epoch = NULL;
        allowmaj = NULL;
        exists_check = NULL;
        cves = NULL;
        if (!empty_or_null(package_array['reference'])) reference = package_array['reference'];
        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 &&
            (!exists_check || rpm_exists(rpm:exists_check)) &&
            rpm_check(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 (!appstreams_found) audit(AUDIT_PACKAGE_NOT_INSTALLED, 'Module postgresql:15');

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, 'pg_repack / pgaudit / postgres-decoderbufs / etc');
}