CVE-2021-25803
published 2021-07-26CVE-2021-25803: A buffer overflow vulnerability in the vlc_input_attachment_New component of VideoLAN VLC Media Player 3.0.11 allows attackers to cause an out-of-bounds read…
PriorityP426high7.1CVSS 3.1
AVLACLPRNUIRSUCHINAH
EPSS
0.74%
50.1th percentile
A buffer overflow vulnerability in the vlc_input_attachment_New component of VideoLAN VLC Media Player 3.0.11 allows attackers to cause an out-of-bounds read via a crafted .avi file.
Affected
10 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | vlc | < vlc 3.0.12-1 (bookworm) | vlc 3.0.12-1 (bookworm) |
| videolan | vlc_media_player | — | — |
| videolan | vlc_media_player | >= 0 < 3.0.12-1 | 3.0.12-1 |
| videolan | vlc_media_player | >= 0 < 3.0.12-1 | 3.0.12-1 |
| videolan | vlc_media_player | >= 0 < 3.0.12-1 | 3.0.12-1 |
| videolan | vlc_media_player | >= 0 < 3.0.12-1 | 3.0.12-1 |
| videolan | vlc_media_player | >= 0 < 2.2.2-5ubuntu0.16.04.5+esm2 | 2.2.2-5ubuntu0.16.04.5+esm2 |
| videolan | vlc_media_player | >= 0 < 3.0.8-0ubuntu18.04.1+esm1 | 3.0.8-0ubuntu18.04.1+esm1 |
| videolan | vlc_media_player | >= 0 < 3.0.9.2-1ubuntu0.1~esm1 | 3.0.9.2-1ubuntu0.1~esm1 |
| videolan | vlc_media_player | >= 0 < 3.0.16-1ubuntu0.1~esm1 | 3.0.16-1ubuntu0.1~esm1 |
CVSS provenance
nvdv3.17.1HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
nvdv2.05.8MEDIUMAV:N/AC:M/Au:N/C:P/I:N/A:P
osv7.8HIGH
vendor_ubuntu7.8HIGH
vendor_debian7.1HIGH
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Ubuntu
VLC media player vulnerabilities
vendor_ubuntu·2023-06-20·CVSS 7.8
CVE-2021-25801 [HIGH] VLC media player vulnerabilities
Title: VLC media player vulnerabilities
Summary: Several security issues were fixed in VLC media player.
It was discovered that VLC could be made to read out of bounds when
decoding image files. If a user were tricked into opening a crafted image
file, a remote attacker could possibly use this issue to cause VLC to
crash, leading to a denial of service. This issue only affected Ubuntu
16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-19721)
It was discovered that VLC could be made to write out of bounds when
processing H.264 video files. If a user were tricked into opening a
crafted H.264 video file, a remote attacker could possibly use this issue
to cause VLC to crash, leading to a denial of service, or possibly
execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and
Ubuntu 20.04
Debian
CVE-2021-25803: vlc - A buffer overflow vulnerability in the vlc_input_attachment_New component of Vid...
vendor_debian·2021·CVSS 7.1
CVE-2021-25803 [HIGH] CVE-2021-25803: vlc - A buffer overflow vulnerability in the vlc_input_attachment_New component of Vid...
A buffer overflow vulnerability in the vlc_input_attachment_New component of VideoLAN VLC Media Player 3.0.11 allows attackers to cause an out-of-bounds read via a crafted .avi file.
Scope: local
bookworm: resolved (fixed in 3.0.12-1)
bullseye: resolved (fixed in 3.0.12-1)
forky: resolved (fixed in 3.0.12-1)
sid: resolved (fixed in 3.0.12-1)
trixie: resolved (fixed in 3.0.12-1)
OSV
request-tracker5 vulnerabilities
osv·2025-08-13·CVSS 7.5
CVE-2021-38562 request-tracker5 vulnerabilities
request-tracker5 vulnerabilities
It was discovered that Request Tracker was susceptible to timing
attacks. An attacker could possibly use this issue to access sensitive
information. This issue only affected Ubuntu 22.04 LTS. (CVE-2021-38562)
It was discovered that Request Tracker was susceptible to cross-site
scripting attacks when malicious attachments were supplied. An attacker
could possibly use this issue to execute arbitrary code. This issue
only affected Ubuntu 22.04 LTS. (CVE-2022-25802)
It was discovered that Request Tracker would incorrectly redirect users
in certain instances. An attacker could possibly use this issue to
cause a denial of service. This issue only affected Ubuntu 22.04 LTS.
(CVE-2022-25803)
Tom Wolters discovered that Request Tracker could leak information whe
OSV
vlc vulnerabilities
osv·2023-06-20·CVSS 7.8
CVE-2019-19721 [HIGH] vlc vulnerabilities
vlc vulnerabilities
It was discovered that VLC could be made to read out of bounds when
decoding image files. If a user were tricked into opening a crafted image
file, a remote attacker could possibly use this issue to cause VLC to
crash, leading to a denial of service. This issue only affected Ubuntu
16.04 LTS and Ubuntu 18.04 LTS. (CVE-2019-19721)
It was discovered that VLC could be made to write out of bounds when
processing H.264 video files. If a user were tricked into opening a
crafted H.264 video file, a remote attacker could possibly use this issue
to cause VLC to crash, leading to a denial of service, or possibly
execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and
Ubuntu 20.04 LTS. (CVE-2020-13428)
It was discovered that VLC could be made to read out of bounds
GHSA
GHSA-xwgc-vv45-5jgh: A buffer overflow vulnerability in the vlc_input_attachment_New component of VideoLAN VLC Media Player 3
ghsa_unreviewed·2022-05-24
CVE-2021-25803 [HIGH] CWE-120 GHSA-xwgc-vv45-5jgh: A buffer overflow vulnerability in the vlc_input_attachment_New component of VideoLAN VLC Media Player 3
A buffer overflow vulnerability in the vlc_input_attachment_New component of VideoLAN VLC Media Player 3.0.11 allows attackers to cause an out-of-bounds read via a crafted .avi file.
OSV
CVE-2021-25803: A buffer overflow vulnerability in the vlc_input_attachment_New component of VideoLAN VLC Media Player 3
osv·2021-07-26·CVSS 7.1
CVE-2021-25803 [HIGH] CVE-2021-25803: A buffer overflow vulnerability in the vlc_input_attachment_New component of VideoLAN VLC Media Player 3
A buffer overflow vulnerability in the vlc_input_attachment_New component of VideoLAN VLC Media Player 3.0.11 allows attackers to cause an out-of-bounds read via a crafted .avi file.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-07-26
Published