SB2020073119 - Gentoo update for libsndfile

Description

This security bulletin contains information about 3 vulnerabilities.

1) Out-of-bounds read (CVE-ID: CVE-2017-14245)

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

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote unautheticated attacker to cause DoS condition on the target system.

The weakness exists in the d2alaw_array() function due to improper handling of NAN and INFINITY floating-point values. A remote attacker can send a specially crafted source code, trick the victim into opening it, trigger an out-of-bounds read and cause the service to crash.

2) Out-of-bounds read (CVE-ID: CVE-2017-14246)

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

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote unauthenticated attacker to cause DoS condition on the target system.

The weakness exists in the d2ulaw_array() function due to improper handling of NAN and INFINITY floating-point values. A remote attacker can send a specially crafted input, trick the victim into opening it, trigger an out-of-bounds read and service to crash.

3) Out-of-bounds read (CVE-ID: CVE-2019-3832)

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

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the wav_write_header() function in wav.c file when processing media content. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and crash the affected application.

Note: this vulnerability is a result of an unresolved issues, described in SB2018112313 (#5).

Remediation

Install update from vendor's website.

References

• https://security.gentoo.org/
• https://security.gentoo.org/glsa/202007-65