openSUSE: Security Advisory for ffmpeg (openSUSE-SU-2021:3521-1)

# SPDX-FileCopyrightText: 2021 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("1.3.6.1.4.1.25623.1.0.854246");
  script_version("2026-04-17T15:51:27+0000");
  script_cve_id("CVE-2020-20891", "CVE-2020-20892", "CVE-2020-20895", "CVE-2020-20896", "CVE-2020-20899", "CVE-2020-20902", "CVE-2020-22037", "CVE-2020-35965", "CVE-2021-3566", "CVE-2021-38092", "CVE-2021-38093", "CVE-2021-38094");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2026-04-17 15:51:27 +0000 (Fri, 17 Apr 2026)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2021-09-24 21:49:00 +0000 (Fri, 24 Sep 2021)");
  script_tag(name:"creation_date", value:"2021-10-27 01:01:57 +0000 (Wed, 27 Oct 2021)");
  script_name("openSUSE: Security Advisory for ffmpeg (openSUSE-SU-2021:3521-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 Greenbone AG");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/opensuse", "ssh/login/rpms", re:"ssh/login/release=openSUSELeap15\.3");

  script_xref(name:"Advisory-ID", value:"openSUSE-SU-2021:3521-1");
  script_xref(name:"URL", value:"https://lists.opensuse.org/archives/list/[email protected]/thread/HVCB2YATP2LRWUBIGFYZQUFV52VSFT2B");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'ffmpeg'
  package(s) announced via the openSUSE-SU-2021:3521-1 advisory.");

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

  script_tag(name:"insight", value:"This update for ffmpeg fixes the following issues:

  - CVE-2021-3566: Fixed information leak (bsc#1189166).

  - CVE-2021-38093: Fixed integer overflow vulnerability in filter_robert()
       (bsc#1190734)

  - CVE-2021-38092: Fixed integer overflow vulnerability in filter_prewitt()
       (bsc#1190733)

  - CVE-2021-38094: Fixed integer overflow vulnerability in filter_sobel()
       (bsc#1190735)

  - CVE-2020-22037: Fixed denial of service vulnerability caused by memory
       leak in avcodec_alloc_context3() (bsc#1186756)

  - CVE-2020-35965: Fixed out-of-bounds write in decode_frame() (bsc#1187852)

  - CVE-2020-20892: Fixed an issue with filter_frame() (bsc#1190719)

  - CVE-2020-20891: Fixed a buffer overflow vulnerability in config_input()
       (bsc#1190718)

  - CVE-2020-20895: Fixed a buffer overflow vulnerability in function
       filter_vertically_##name (bsc#1190722)

  - CVE-2020-20896: Fixed an issue with latm_write_packet() (bsc#1190723)

  - CVE-2020-20899: Fixed a buffer overflow vulnerability in config_props()
       (bsc#1190726)

  - CVE-2020-20902: Fixed an out-of-bounds read vulnerability
       long_term_filter() (bsc#1190729)");

  script_tag(name:"affected", value:"'ffmpeg' package(s) on openSUSE Leap 15.3.");

  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 == "openSUSELeap15.3") {

  if(!isnull(res = isrpmvuln(pkg:"ffmpeg", rpm:"ffmpeg~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"ffmpeg-debuginfo", rpm:"ffmpeg-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"ffmpeg-debugsource", rpm:"ffmpeg-debugsource~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"ffmpeg-private-devel", rpm:"ffmpeg-private-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavcodec-devel", rpm:"libavcodec-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavcodec57", rpm:"libavcodec57~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavcodec57-debuginfo", rpm:"libavcodec57-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavdevice-devel", rpm:"libavdevice-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavdevice57", rpm:"libavdevice57~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavdevice57-debuginfo", rpm:"libavdevice57-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavfilter-devel", rpm:"libavfilter-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavfilter6", rpm:"libavfilter6~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavfilter6-debuginfo", rpm:"libavfilter6-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavformat-devel", rpm:"libavformat-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavformat57", rpm:"libavformat57~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavformat57-debuginfo", rpm:"libavformat57-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavresample-devel", rpm:"libavresample-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavresample3", rpm:"libavresample3~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavresample3-debuginfo", rpm:"libavresample3-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavutil-devel", rpm:"libavutil-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavutil55", rpm:"libavutil55~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavutil55-debuginfo", rpm:"libavutil55-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libpostproc-devel", rpm:"libpostproc-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libpostproc54", rpm:"libpostproc54~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libpostproc54-debuginfo", rpm:"libpostproc54-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswresample-devel", rpm:"libswresample-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswresample2", rpm:"libswresample2~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswresample2-debuginfo", rpm:"libswresample2-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswscale-devel", rpm:"libswscale-devel~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswscale4", rpm:"libswscale4~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswscale4-debuginfo", rpm:"libswscale4-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavcodec57-32bit", rpm:"libavcodec57-32bit~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavcodec57-32bit-debuginfo", rpm:"libavcodec57-32bit-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavdevice57-32bit", rpm:"libavdevice57-32bit~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavdevice57-32bit-debuginfo", rpm:"libavdevice57-32bit-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavfilter6-32bit", rpm:"libavfilter6-32bit~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavfilter6-32bit-debuginfo", rpm:"libavfilter6-32bit-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavformat57-32bit", rpm:"libavformat57-32bit~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavformat57-32bit-debuginfo", rpm:"libavformat57-32bit-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavresample3-32bit", rpm:"libavresample3-32bit~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavresample3-32bit-debuginfo", rpm:"libavresample3-32bit-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavutil55-32bit", rpm:"libavutil55-32bit~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libavutil55-32bit-debuginfo", rpm:"libavutil55-32bit-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libpostproc54-32bit", rpm:"libpostproc54-32bit~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libpostproc54-32bit-debuginfo", rpm:"libpostproc54-32bit-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswresample2-32bit", rpm:"libswresample2-32bit~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswresample2-32bit-debuginfo", rpm:"libswresample2-32bit-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswscale4-32bit", rpm:"libswscale4-32bit~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libswscale4-32bit-debuginfo", rpm:"libswscale4-32bit-debuginfo~3.4.2~11.17.1", rls:"openSUSELeap15.3"))) {
    report += res;
  }

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

exit(0);