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Fedora Update for libxmlb FEDORA-2019-27e7b92407

🗓️ 07 May 2019 00:00:00Reported by Copyright (C) 2019 Greenbone AGType 
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The remote host is missing an update for the 'libxmlb' package(s) announced via the FEDORA-2019-27e7b92407 advisory. XML is slow to parse and strings inside the document cannot be memory mapped as they do not have a trailing NUL char. The libxmlb library takes XML source, and converts it to a structured binary representation with a deduplicated string table -- where the strings have the NULs included. This allows an application to mmap the binary XML file, do an XPath query and return some strings without actually parsing the entire document. This is all done using (almost) zero allocations and no actual copying of the binary data. 'libxmlb' package(s) on Fedora 29. Please install the updated package(s)

Refs
Code
# SPDX-FileCopyrightText: 2019 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("1.3.6.1.4.1.25623.1.0.876041");
  script_version("2025-04-24T05:40:00+0000");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
  script_tag(name:"last_modification", value:"2025-04-24 05:40:00 +0000 (Thu, 24 Apr 2025)");
  script_tag(name:"creation_date", value:"2019-05-07 02:32:48 +0000 (Tue, 07 May 2019)");
  script_name("Fedora Update for libxmlb FEDORA-2019-27e7b92407");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2019 Greenbone AG");
  script_family("Fedora Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/fedora", "ssh/login/rpms", re:"ssh/login/release=FC29");

  script_xref(name:"FEDORA", value:"2019-27e7b92407");
  script_xref(name:"URL", value:"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q74PHF76JMEDYQFK6DRYD4ZX3Y2AYMO3");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'libxmlb'
  package(s) announced via the FEDORA-2019-27e7b92407 advisory.");

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

  script_tag(name:"insight", value:"XML is slow to parse and strings inside the document cannot be memory mapped as
they do not have a trailing NUL char. The libxmlb library takes XML source, and
converts it to a structured binary representation with a deduplicated string
table -- where the strings have the NULs included.

This allows an application to mmap the binary XML file, do an XPath query and
return some strings without actually parsing the entire document. This is all
done using (almost) zero allocations and no actual copying of the binary data.");

  script_tag(name:"affected", value:"'libxmlb' package(s) on Fedora 29.");

  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 == "FC29") {

  if(!isnull(res = isrpmvuln(pkg:"libxmlb", rpm:"libxmlb~0.1.8~2.fc29", rls:"FC29"))) {
    report += res;
  }

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

exit(0);

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24 Apr 2025 00:00Current
7.5High risk
Vulners AI Score7.5
57