CVE Vulnerabilities

CVE-2020-21722

Use After Free

Published: Aug 22, 2023 | Modified: Nov 21, 2024
CVSS 3.x
7.8
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
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Buffer Overflow vulnerability in oggvideotools 0.9.1 allows remote attackers to run arbitrary code via opening of crafted ogg file.

Weakness

The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory “belongs” to the code that operates on the new pointer.

Affected Software

NameVendorStart VersionEnd Version
Ogg_video_toolsOgg_video_tools_project0.9.1 (including)0.9.1 (including)
OggvideotoolsUbuntubionic*
OggvideotoolsUbuntufocal*
OggvideotoolsUbuntulunar*
OggvideotoolsUbuntumantic*
OggvideotoolsUbuntuoracular*
OggvideotoolsUbuntuplucky*
OggvideotoolsUbuntutrusty*
OggvideotoolsUbuntuxenial*

Potential Mitigations

References