PT-2019-6239 · FFmpeg+3 · Ffmpeg+3
Publicado
2019-09-11
·
Atualizado
2025-07-11
·
CVE-2020-22044
CVSS v2.0
7.1
Alta
| Vetor | AV:N/AC:M/Au:N/C:N/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
FFmpeg version 4.2
Description
A Denial of Service issue exists due to a memory leak in the
url open dyn buf internal function in libavformat/aviobuf.c. This allows a remote attacker to cause a denial of service. The vulnerability is related to incorrect memory deallocation before removing the last reference.Recommendations
For FFmpeg version 4.2, as a temporary workaround, consider disabling the
url open dyn buf internal function until a patch is available. However, at the moment, there is no information about a newer version that contains a fix for this vulnerability.Exploit
DoS
Memory Leak
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Enumeração de Fraquezas
Identificadores relacionados
Produtos afetados
Alt Linux
Ffmpeg
Suse
Ubuntu