Debian: Security Advisory (DLA-199-1)

# SPDX-FileCopyrightText: 2023 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("1.3.6.1.4.1.25623.1.1.1.2.2015.199");
  script_cve_id("CVE-2013-7439");
  script_tag(name:"creation_date", value:"2023-03-08 12:56:44 +0000 (Wed, 08 Mar 2023)");
  script_version("2024-02-02T05:06:10+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:10 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_name("Debian: Security Advisory (DLA-199-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2023 Greenbone AG");
  script_family("Debian Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/debian_linux", "ssh/login/packages", re:"ssh/login/release=DEB6");

  script_xref(name:"Advisory-ID", value:"DLA-199-1");
  script_xref(name:"URL", value:"https://www.debian.org/lts/security/2015/DLA-199-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the Debian 'libx11' package(s) announced via the DLA-199-1 advisory.");

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

  script_tag(name:"insight", value:"Abhishek Arya discovered a buffer overflow in the MakeBigReq macro provided by libx11, which could result in denial of service or the execution of arbitrary code.

Several other xorg packages (e.g. libxrender) will be recompiled against the fixed package after the release of this update. For detailed information on the status of recompiled packages please refer to the Debian Security Tracker at CVE-2013-7439

For the oldstable distribution (squeeze), this problem has been fixed in version 2:1.3.3-4+squeeze2.

For the stable distribution (wheezy), this problem has been fixed in version 2:1.5.0-1+deb7u2.");

  script_tag(name:"affected", value:"'libx11' package(s) on Debian 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-deb.inc");

release = dpkg_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "DEB6") {

  if(!isnull(res = isdpkgvuln(pkg:"libx11-6", ver:"2:1.3.3-4+squeeze2", rls:"DEB6"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libx11-6-dbg", ver:"2:1.3.3-4+squeeze2", rls:"DEB6"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libx11-6-udeb", ver:"2:1.3.3-4+squeeze2", rls:"DEB6"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libx11-data", ver:"2:1.3.3-4+squeeze2", rls:"DEB6"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libx11-dev", ver:"2:1.3.3-4+squeeze2", rls:"DEB6"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libx11-xcb-dev", ver:"2:1.3.3-4+squeeze2", rls:"DEB6"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libx11-xcb1", ver:"2:1.3.3-4+squeeze2", rls:"DEB6"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"libx11-xcb1-dbg", ver:"2:1.3.3-4+squeeze2", rls:"DEB6"))) {
    report += res;
  }

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

exit(0);