Mageia: Security Advisory (MGASA-2018-0448)

# 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("1.3.6.1.4.1.25623.1.1.10.2018.0448");
  script_cve_id("CVE-2018-6951", "CVE-2018-6952");
  script_tag(name:"creation_date", value:"2022-01-28 10:58:44 +0000 (Fri, 28 Jan 2022)");
  script_version("2024-02-02T05:06:09+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:09 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2018-03-06 15:29:30 +0000 (Tue, 06 Mar 2018)");

  script_name("Mageia: Security Advisory (MGASA-2018-0448)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 Greenbone AG");
  script_family("Mageia Linux Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/mageia_linux", "ssh/login/release", re:"ssh/login/release=MAGEIA6");

  script_xref(name:"Advisory-ID", value:"MGASA-2018-0448");
  script_xref(name:"URL", value:"https://advisories.mageia.org/MGASA-2018-0448.html");
  script_xref(name:"URL", value:"https://bugs.mageia.org/show_bug.cgi?id=23704");
  script_xref(name:"URL", value:"https://lists.fedoraproject.org/archives/list/[email protected]/thread/DTAZPKCAJTAOK6CYQP7SPWNXDIAG4A37/");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'patch' package(s) announced via the MGASA-2018-0448 advisory.");

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

  script_tag(name:"insight", value:"A NULL pointer dereference flaw was found in the way patch processed
patch files. An attacker could potentially use this flaw to crash patch
by tricking it into processing crafted patches (CVE-2018-6951).

A double-free flaw was found in the way the patch utility processed
patch files. An attacker could potentially use this flaw to crash the
patch utility by tricking it into processing crafted patches
(CVE-2018-6952).");

  script_tag(name:"affected", value:"'patch' package(s) on Mageia 6.");

  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 == "MAGEIA6") {

  if(!isnull(res = isrpmvuln(pkg:"patch", rpm:"patch~2.7.6~1.1.mga6", rls:"MAGEIA6"))) {
    report += res;
  }

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

exit(0);