Slackware: Security Advisory (SSA:2004-124-04)

# SPDX-FileCopyrightText: 2012 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("1.3.6.1.4.1.25623.1.0.53936");
  script_cve_id("CVE-2004-0421");
  script_tag(name:"creation_date", value:"2012-09-10 23:34:21 +0000 (Mon, 10 Sep 2012)");
  script_version("2024-02-01T14:37:10+0000");
  script_tag(name:"last_modification", value:"2024-02-01 14:37:10 +0000 (Thu, 01 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_name("Slackware: Security Advisory (SSA:2004-124-04)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2012 Greenbone AG");
  script_family("Slackware Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/slackware_linux", "ssh/login/slackpack", re:"ssh/login/release=SLK(9\.0|9\.1|current)");

  script_xref(name:"Advisory-ID", value:"SSA:2004-124-04");
  script_xref(name:"URL", value:"http://www.slackware.com/security/viewer.php?l=slackware-security&y=2004&m=slackware-security.361384");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'libpng' package(s) announced via the SSA:2004-124-04 advisory.");

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

  script_tag(name:"insight", value:"New libpng packages are available for Slackware 9.0, 9.1, and -current to
fix an issue where libpng could be caused to crash, perhaps creating a denial
of service issue if network services are linked with it.

More details about this issue may be found in the Common
Vulnerabilities and Exposures (CVE) database:

 [link moved to references]

Here are the details from the Slackware 9.1 ChangeLog:
+--------------------------+
Sun May 2 17:16:41 PDT 2004
patches/packages/libpng-1.2.5-i486-2.tgz: Patched a problem where
 libpng may access memory that is out of bounds when creating an error
 message, possibly crashing libpng and creating a denial of service.
 For more details, see:
 [link moved to references]
 (* Security fix *)
+--------------------------+");

  script_tag(name:"affected", value:"'libpng' package(s) on Slackware 9.0, Slackware 9.1, Slackware current.");

  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-slack.inc");

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

res = "";
report = "";

if(release == "SLK9.0") {

  if(!isnull(res = isslkpkgvuln(pkg:"libpng", ver:"1.2.5-i386-2", rls:"SLK9.0"))) {
    report += res;
  }

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

if(release == "SLK9.1") {

  if(!isnull(res = isslkpkgvuln(pkg:"libpng", ver:"1.2.5-i486-2", rls:"SLK9.1"))) {
    report += res;
  }

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

if(release == "SLKcurrent") {

  if(!isnull(res = isslkpkgvuln(pkg:"libpng", ver:"1.2.5-i486-2", rls:"SLKcurrent"))) {
    report += res;
  }

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

exit(0);