Advisory Details

July 6th, 2023

GStreamer PGS File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

CVE ID	CVE-2023-37328
CVSS SCORE	8.8, AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS	GStreamer
AFFECTED PRODUCTS	GStreamer
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation. The specific flaw exists within the parsing of PGS subtitle files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.
ADDITIONAL DETAILS	GStreamer has issued an update to correct this vulnerability. More details can be found at: https://gstreamer.freedesktop.org/security/sa-2023-0003.html
DISCLOSURE TIMELINE	2023-06-12 - Vulnerability reported to vendor 2023-07-06 - Coordinated public release of advisory
CREDIT	MICHAEL RANDRIANANTENAINA [https://elkamika.blogspot.com/]

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