Use-after-free in Simple DirectMedia Layer - CVE-2022-34568

 

Use-after-free in Simple DirectMedia Layer - CVE-2022-34568

Published: August 30, 2022


Vulnerability identifier: #VU66820
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-34568
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: zlib license
Affected software:
Simple DirectMedia Layer

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a use-after-free error within the XFree() function in video/x11/SDL_x11yuv.c. A remote attacker can pass specially crafted input to the library, trigger a use-after-free error and perform a denial of service (DoS) attack.



How to mitigate CVE-2022-34568

Install updates from vendor's website.

Sources