SB2024010418 - Multiple vulnerabilities in Linux Mint Xreader

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Path traversal (CVE-ID: CVE-2023-44451)

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can trick a victim to open a specially crafted EPUB file and read arbitrary files on the system, leading to arbitrary code execution.

2) Input validation error (CVE-ID: CVE-2023-44452)

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can trick a victim to open a specially crafted CBT file and execute arbitrary code on the target system.

Remediation

Install update from vendor's website.

References

• https://www.zerodayinitiative.com/advisories/ZDI-23-1835/
• https://github.com/linuxmint/xreader/commit/141f1313745b9cc73670df51ac145165efcbb14a
• https://www.zerodayinitiative.com/advisories/ZDI-23-1836/
• https://github.com/linuxmint/xreader/commit/cd678889ecfe4e84a5cbcf3a0489e15a5e2e3736