VLC_CVE-2021-25801_Analysis

CVE-2021-25801 分析 この脆弱性は、有効なスーパーインデックスチャンクが指すサブインデックスチャンクを読み取ろうとする際に、Parseindx に渡されるチャンクのタイプを十分にチェックしていないことに起因します。 else if pindx-iindextype == AVIINDEXOFINDEXES //this is the expected value for super index if !psys-bseekable return; avichunkt cksub; for unsigned i = 0; i ientriesinuse; i++ if...

Rocky Linux 10.2 [CIQ] Security Update: gstreamer1-plugins-ugly-free / etc (crlsa-2026_36673)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202636673 advisory. gstreamer1-plugins-ugly-free: GStreamer: Out-of-bounds read in RealMedia demuxer audio stream header parser CVE-2026-53703 Tenable has extracted the preceding...

Rocky Linux 8 [CIQ] Security Update: gstreamer1-plugins-bad-free / gstreamer1-plugins-bad-free-debuginfo / etc (crlsa-2023_7841)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20237841 advisory. gstreamer: MXF demuxer use-after-free vulnerability CVE-2023-44446 Tenable has extracted the preceding description block directly from the CIQ security advisory. No...

Rocky Linux 9 [CIQ] Security Update: gstreamer1-plugins-base / gstreamer1-plugins-base-debuginfo / etc Multiple Vulnerabilities (crlsa-2024_11123)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202411123 advisory. gstreamer1-plugins-base: GStreamer has a stack-buffer overflow in vorbishandleidentificationpacket CVE-2024-47538 gstreamer1-plugins-base: out-of-bounds...

AlmaLinux 9.6 [TuxCare] Security Update: gstreamer1-plugins-ugly-free Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1784107571)

The AlmaLinux 9.6 host has a package installed that is affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1784107571 advisory. - A vulnerability was found in the GStreamer RealMedia demuxer gst-plugins-ugly. When processing a RealMedia .rm file, the demuxer...

Rocky Linux 9 [CIQ] Security Update: gstreamer1-plugins-good / gstreamer1-plugins-good-debuginfo / etc Multiple Vulnerabilities (crlsa-2024_11122)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202411122 advisory. gstreamer1-plugins-good: uninitialized stack memory in Matroska/WebM demuxer CVE-2024-47540 gstreamer1-plugins-good: OOB-write in isomp4/qtdemux.c...

ffmpeg: FFmpeg: Arbitrary code execution via heap buffer overflow in VobSub subtitle demuxer.

A flaw was found in FFmpeg, a widely used multimedia framework. This vulnerability, a heap buffer overflow in the VobSub subtitle demuxer, allows a remote attacker to corrupt memory. By providing a specially crafted subtitle file, an attacker can trigger unbounded writes, which could lead to...

FFmpeg: Denial of Service via crafted RTP/ASF stream

A flaw was found in FFmpeg. A remote attacker can exploit an infinite loop vulnerability in the RTP/ASF demuxer by sending a specially crafted stream. This vulnerability occurs because the rtpasffixheader function does not properly validate the size of data chunks, preventing the processing loop...

AlmaLinux 9.6 [TuxCare] Security Update: gstreamer1-plugins-ugly-free Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1777460813)

The AlmaLinux 9.6 host has a package installed that is affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1777460813 advisory. - GStreamer ASF Demuxer Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers t...

Rocky Linux 9.6 [TuxCare] Security Update: gstreamer1-plugins-ugly-free Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1777460813)

The Rocky Linux 9.6 host has a package installed that is affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1777460813 advisory. - GStreamer ASF Demuxer Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers...

CVE-2026-52297

A flaw was found in FFmpeg. An out-of-bounds read can occur when a specially crafted MOV file is parsed due to insufficiently padded extradata. This vulnerability can lead to an application crash, resulting in a denial of service. Mitigation Do not parse untrusted files with the MOV demuxer in...

ffmpeg: FFmpeg: Arbitrary code execution via heap buffer overflow in VobSub subtitle demuxer.

A flaw was found in FFmpeg, a widely used multimedia framework. This vulnerability, a heap buffer overflow in the VobSub subtitle demuxer, allows a remote attacker to corrupt memory. By providing a specially crafted subtitle file, an attacker can trigger unbounded writes, which could lead to...

ffmpeg: FFmpeg: Arbitrary code execution via heap buffer overflow in VobSub subtitle demuxer.

A flaw was found in FFmpeg, a widely used multimedia framework. This vulnerability, a heap buffer overflow in the VobSub subtitle demuxer, allows a remote attacker to corrupt memory. By providing a specially crafted subtitle file, an attacker can trigger unbounded writes, which could lead to...

Astra Linux – Vulnerability in ffmpeg

Before ffmpeg version 4.3, the tty demuxer did not have a ‘readprobe’ function assigned to it. By creating a legitimate “ffconcat” file that references an image, followed by a file that triggers the tty demuxer, the contents of the second file will be copied into the output file verbatim as long ...

Astra Linux – Vulnerability in liblivemedia

Live555 before 2019.08.16 has a Use-After-Free issue, as GenericMediaServer::createNewClientSessionWithId can generate the same client session ID consecutively. This issue is handled improperly by the MPEG1or2 and Matroska file demultiplexors...

ffmpeg: FFmpeg: Arbitrary code execution via heap buffer overflow in VobSub subtitle demuxer.

A flaw was found in FFmpeg, a widely used multimedia framework. This vulnerability, a heap buffer overflow in the VobSub subtitle demuxer, allows a remote attacker to corrupt memory. By providing a specially crafted subtitle file, an attacker can trigger unbounded writes, which could lead to...

Security update for ffmpeg-4

This update for ffmpeg-4 fixes the following issues: CVE-2026-58049: incorrect validation in the RASC video decoder can lead to an out-of-bounds heap write and memory corruption bsc1269550. CVE-2026-64833: Out-of-Bounds Read via S/PDIF Muxer spdifenc.c bsc1272755. CVE-2026-64834: Infinite Loop Do...

FFmpeg: Denial of Service via crafted RTP/ASF stream

A flaw was found in FFmpeg. A remote attacker can exploit an infinite loop vulnerability in the RTP/ASF demuxer by sending a specially crafted stream. This vulnerability occurs because the rtpasffixheader function does not properly validate the size of data chunks, preventing the processing loop...

Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS : FFmpeg vulnerabilities (USN-8716-1)

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS / 24.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8716-1 advisory. It was discovered that FFmpeg incorrectly handled certain crafted media files in the VobSub subtitle demuxer. An...

USN-8716-2 ffmpeg vulnerabilities

USN-8716-1 fixed several vulnerabilities in FFmpeg. This update provides the corresponding fix for Ubuntu 26.04 LTS. Original advisory details: It was discovered that FFmpeg incorrectly handled certain crafted media files in the VobSub subtitle demuxer. An attacker could possibly use this issue t...