Denial of service in Simple DirectMedia Layer



Published: 2022-08-30
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-34568
CWE-ID CWE-416
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Simple DirectMedia Layer
Client/Desktop applications / Multimedia software

Vendor zlib license

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU66820

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-34568

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

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.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

Simple DirectMedia Layer: 1.2.0 - 1.2.15

External links

http://github.com/libsdl-org/SDL-1.2/issues/863


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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