Ubuntu update for libsdl1.2



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
 Ubuntu
Operating systems & Components / Operating system

libsdl1.2debian (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Use-after-free

EUVDB-ID: #VU66820

Risk: Medium

CVSSv4.0: 2.7 [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 - 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

Update the affected package libsdl1.2 to the latest version.

Vulnerable software versions

Ubuntu: 16.04

libsdl1.2debian (Ubuntu package): before 1.2.15+dfsg13ubuntu0.1+esm2

CPE2.3 External links

https://ubuntu.com/security/notices/USN-5586-1


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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