{"schema_version":"1.7.2","id":"OESA-2026-3287","modified":"2026-08-07T02:43:56Z","published":"2026-08-07T02:43:56Z","upstream":["CVE-2020-21041","CVE-2020-22023","CVE-2020-22024","CVE-2020-22028","CVE-2020-22031","CVE-2020-22032","CVE-2020-22035","CVE-2020-22036","CVE-2020-22040","CVE-2020-22041","CVE-2020-22048","CVE-2020-22056","CVE-2020-35965","CVE-2025-9951"],"summary":"ffmpeg security update","details":"FFmpeg is a complete and free Internet live audio and video broadcasting solution for Linux/Unix. It also includes a digital VCR. It can encode in real time in many formats including MPEG1 audio and video, MPEG4, h263, ac3, asf, avi, real, mjpeg, and flash.\r\n\r\nSecurity Fix(es):\n\nBuffer Overflow vulnerability exists in FFmpeg 4.1 via apng_do_inverse_blend in libavcodec/pngenc.c, which could let a remote malicious user cause a Denial of Service(CVE-2020-21041)\n\nA heap-based Buffer Overflow vulnerabililty exists in FFmpeg 4.2 in filter_frame at libavfilter/vf_bitplanenoise.c, which might lead to memory corruption and other potential consequences.(CVE-2020-22023)\n\nBuffer Overflow vulnerability in FFmpeg 4.2 at the lagfun_frame16 function in libavfilter/vf_lagfun.c, which could let a remote malicious user cause Denial of Service.(CVE-2020-22024)\n\nBuffer Overflow vulnerability exists in FFmpeg 4.2 in filter_vertically_8 at libavfilter/vf_avgblur.c, which could cause a remote Denial of Service.(CVE-2020-22028)\n\nA Heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at libavfilter/vf_w3fdif.c in filter16_complex_low, which might lead to memory corruption and other potential consequences.(CVE-2020-22031)\n\nA heap-based Buffer Overflow vulnerability exists FFmpeg 4.2 at libavfilter/vf_edgedetect.c in gaussian_blur, which might lead to memory corruption and other potential consequences.(CVE-2020-22032)\n\nA heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 in get_block_row at libavfilter/vf_bm3d.c, which might lead to memory corruption and other potential consequences.(CVE-2020-22035)\n\nA heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 in filter_intra at libavfilter/vf_bwdif.c, which might lead to memory corruption and other potential consequences.(CVE-2020-22036)\n\nA Denial of Service vulnerability exists in FFmpeg 4.2 idue to a memory leak in the v_frame_alloc function in frame.c.(CVE-2020-22040)\n\nA Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the av_buffersrc_add_frame_flags function in buffersrc.(CVE-2020-22041)\n\nA Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the ff_frame_pool_get function in framepool.c.(CVE-2020-22048)\n\nA Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the config_input function in af_acrossover.c.(CVE-2020-22056)\n\ndecode_frame in libavcodec/exr.c in FFmpeg 4.3.1 has an out-of-bounds write because of errors in calculations of when to perform memset zero operations.(CVE-2020-35965)\n\nA heap-buffer-overflow write exists in jpeg2000dec FFmpeg which allows an attacker to potentially gain remote code execution or cause denial of service via the channel definition cdef atom of JPEG2000.(CVE-2025-9951)","affected":[{"package":{"ecosystem":"openEuler:20.03-LTS-SP4","name":"ffmpeg","purl":"pkg:rpm/openEuler/ffmpeg&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.2.4-46.oe2003sp4"}]}],"ecosystem_specific":{"aarch64":["ffmpeg-4.2.4-46.oe2003sp4.aarch64.rpm","ffmpeg-debuginfo-4.2.4-46.oe2003sp4.aarch64.rpm","ffmpeg-debugsource-4.2.4-46.oe2003sp4.aarch64.rpm","ffmpeg-devel-4.2.4-46.oe2003sp4.aarch64.rpm","ffmpeg-libs-4.2.4-46.oe2003sp4.aarch64.rpm","libavdevice-4.2.4-46.oe2003sp4.aarch64.rpm"],"src":["ffmpeg-4.2.4-46.oe2003sp4.src.rpm"],"x86_64":["ffmpeg-4.2.4-46.oe2003sp4.x86_64.rpm","ffmpeg-debuginfo-4.2.4-46.oe2003sp4.x86_64.rpm","ffmpeg-debugsource-4.2.4-46.oe2003sp4.x86_64.rpm","ffmpeg-devel-4.2.4-46.oe2003sp4.x86_64.rpm","ffmpeg-libs-4.2.4-46.oe2003sp4.x86_64.rpm","libavdevice-4.2.4-46.oe2003sp4.x86_64.rpm"]}}],"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3287"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-21041"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22023"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22024"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22028"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22031"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22032"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22035"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22036"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22040"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22041"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22048"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-22056"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35965"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-9951"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"}],"database_specific":{"severity":"High"}}