SB2020071309 - Multiple vulnerabilities in Ozone

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Out-of-bounds read (CVE-ID: N/A)

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

The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

2) Buffer overflow (CVE-ID: N/A)

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

The vulnerability exists due to a boundary error. A remote attacker can trigger memory corruption and cause a denial of service condition on the target system.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://rustsec.org/advisories/RUSTSEC-2020-0022.html
• https://github.com/bqv/ozone/blob/e21f948b0178ab305f644118f18d87a838c618e0/src/buffer.rs#L38-L48
• https://github.com/bqv/ozone/blob/e21f948b0178ab305f644118f18d87a838c618e0/src/map.rs#L94-L101