Debian DSA-2947-1 : libav - security update

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Debian Security Advisory DSA-2947. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(74314);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_xref(name:"DSA", value:"2947");

  script_name(english:"Debian DSA-2947-1 : libav - security update");
  script_summary(english:"Checks dpkg output for the updated package");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Debian host is missing a security-related update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Several security issues have been corrected in multiple demuxers and
decoders of the libav multimedia library. A full list of the changes
is available at
http://git.libav.org/?p=libav.git;a=blob;f=Changelog;hb=refs/tags/v0.8
.12"
  );
  # http://git.libav.org/?p=libav.git;a=blob;f=Changelog;hb=refs/tags/v0.8.12
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?81eb388f"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/wheezy/libav"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://www.debian.org/security/2014/dsa-2947"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the libav packages.

For the stable distribution (wheezy), this problem has been fixed in
version 0.8.12-1."
  );
  script_set_attribute(attribute:"risk_factor", value:"High");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:libav");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:7.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2014/06/04");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/06/05");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2014-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Debian Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");

  exit(0);
}


include("audit.inc");
include("debian_package.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;
if (deb_check(release:"7.0", prefix:"ffmpeg", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"ffmpeg-dbg", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"ffmpeg-doc", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libav-dbg", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libav-doc", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libav-extra-dbg", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libav-tools", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavcodec-dev", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavcodec-extra-53", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavcodec53", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavdevice-dev", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavdevice-extra-53", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavdevice53", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavfilter-dev", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavfilter-extra-2", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavfilter2", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavformat-dev", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavformat-extra-53", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavformat53", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavutil-dev", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavutil-extra-51", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libavutil51", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libpostproc-dev", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libpostproc-extra-52", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libpostproc52", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libswscale-dev", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libswscale-extra-2", reference:"0.8.12-1")) flag++;
if (deb_check(release:"7.0", prefix:"libswscale2", reference:"0.8.12-1")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:deb_report_get());
  else security_hole(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");