Mageia: Security Advisory (MGASA-2022-0177)

# 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("1.3.6.1.4.1.25623.1.1.10.2022.0177");
  script_cve_id("CVE-2022-29824");
  script_tag(name:"creation_date", value:"2022-05-19 07:28:20 +0000 (Thu, 19 May 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:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2022-05-10 14:53:54 +0000 (Tue, 10 May 2022)");

  script_name("Mageia: Security Advisory (MGASA-2022-0177)");
  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=MAGEIA8");

  script_xref(name:"Advisory-ID", value:"MGASA-2022-0177");
  script_xref(name:"URL", value:"https://advisories.mageia.org/MGASA-2022-0177.html");
  script_xref(name:"URL", value:"https://bugs.mageia.org/show_bug.cgi?id=30394");
  script_xref(name:"URL", value:"https://lists.fedoraproject.org/archives/list/[email protected]/thread/FZOBT5Y6Y2QLDDX2HZGMV7MJMWGXORKK/");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'libxml2' package(s) announced via the MGASA-2022-0177 advisory.");

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

  script_tag(name:"insight", value:"In libxml2 before 2.9.14, several buffer handling functions in buf.c
(xmlBuf*) and tree.c (xmlBuffer*) don't check for integer overflows. This
can result in out-of-bounds memory writes. Exploitation requires a victim
to open a crafted, multi-gigabyte XML file. Other software using libxml2's
buffer functions, for example libxslt through 1.1.35, is affected as well.
(CVE-2022-29824)");

  script_tag(name:"affected", value:"'libxml2' package(s) on Mageia 8.");

  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 == "MAGEIA8") {

  if(!isnull(res = isrpmvuln(pkg:"lib64xml2-devel", rpm:"lib64xml2-devel~2.9.10~7.4.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"lib64xml2_2", rpm:"lib64xml2_2~2.9.10~7.4.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libxml2", rpm:"libxml2~2.9.10~7.4.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libxml2-devel", rpm:"libxml2-devel~2.9.10~7.4.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libxml2-python3", rpm:"libxml2-python3~2.9.10~7.4.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libxml2-utils", rpm:"libxml2-utils~2.9.10~7.4.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libxml2_2", rpm:"libxml2_2~2.9.10~7.4.mga8", rls:"MAGEIA8"))) {
    report += res;
  }

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

exit(0);