SB2024031905 - Fedora EPEL 9 update for w3m
Published: March 19, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 4 secuirty vulnerabilities.
1) Out-of-bounds write (CVE-ID: CVE-2022-38223)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted HTML input within the checkType() function in etc.c. A remote attacker can create a specially crafted HTML file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
2) Out-of-bounds read (CVE-ID: CVE-2023-38252)
The vulnerability allows a remote attacker to crash the application.
The vulnerability exists due to a boundary condition within the Strnew_size() function in Str.c. A remote attacker can create a specially crafted HTML file, trick the victim into opening it, trigger an out-of-bounds read error and crash the application.
3) Out-of-bounds read (CVE-ID: CVE-2023-38253)
The vulnerability allows a remote attacker to crash the application.
The vulnerability exists due to a boundary condition within the growbuf_to_Str() function in indep.c. A remote attacker can create a specially crafted HTML file, trick the victim into opening it, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.
4) Out-of-bounds write (CVE-ID: CVE-2023-4255)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing untrusted input within the checkType() function in etc.c. A remote attacker can create a specially crafted HTML file, trick the victim into opening it using the affected software, trigger an out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install update from vendor's website.