Heap out-of-bounds read in sdl2 (Alpine package)

Published: 2019-07-26 | Updated: 2023-03-07

Risk	Low
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2019-7572
CWE-ID	CWE-125
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available.
Vulnerable software Subscribe	sdl2 (Alpine package) Operating systems & Components / Operating system package or component
Vendor	Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Heap out-of-bounds read

EUVDB-ID: #VU17686

Risk: Low

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2019-7572

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to heap-based buffer over-read condition in the IMA_ADPCM_nibble function. A remote attacker can trick the victim into accessing a crafted image file and perform a denial of service attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

sdl2 (Alpine package): 2.0.7-r3 - 2.0.9-r2

External links

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. However, proof of concept for this vulnerability is available.