SB2020020543 - Fedora 31 update for cutter-re, radare2
Published: February 5, 2020 Updated: April 25, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 secuirty vulnerabilities.
1) Integer overflow (CVE-ID: CVE-2019-19590)
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to integer overflow for the variable "new_token_size" in the "r_asm_massemble" function in "libr/asm/asm.c". A remote attacker can trigger integer overflow, which will result in a Use-After-Free for the buffer tokens and cause a denial of service (DoS) condition or possibly execute arbitrary code via crafted input.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
2) Cross-site scripting (CVE-ID: CVE-2019-19547)
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
3) Input validation error (CVE-ID: CVE-2019-19647)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input within the r_asm_pseudo_incbin(0 function at libr/asm/asm.c. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.