SB2022072122 - Ubuntu update for freetype
Published: July 21, 2022
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-2022-27404)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in the "sfnt_init_face" function. A remote attacker can trigger out-of-bounds write and execute arbitrary code on the target system.
2) Out-of-bounds read (CVE-ID: CVE-2022-27405)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in the "FNT_Size_Request" function. A remote attacker can trigger out-of-bounds read error and cause a denial of service condition on the system.
3) Out-of-bounds read (CVE-ID: CVE-2022-27406)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in the "FT_Request_Size" function. A remote attacker can trigger out-of-bounds read error and cause a denial of service condition on the system.
4) Out-of-bounds write (CVE-ID: CVE-2022-31782)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input in ftbench.c. A remote attacker can trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install update from vendor's website.