SB2021051947 - Ubuntu update for pillow
Published: May 19, 2021
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 secuirty vulnerabilities.
1) Out-of-bounds read (CVE-ID: CVE-2021-25287)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in Jpeg2KDecode method. A remote attacker can create a specially crafted J2k image, trigger out-of-bounds read error and read contents of memory on the system.
2) Out-of-bounds read (CVE-ID: CVE-2021-25288)
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in Jpeg2KDecode method. A remote attacker can create a specially crafted J2k image, trigger out-of-bounds read error and read contents of memory on the system.
3) Resource management error (CVE-ID: CVE-2021-28675)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources in PsdImagePlugin.PsdImageFile method. A remote attacker can pass specially crafted file to the application and perform a denial of service (DoS) attack.
4) Infinite loop (CVE-ID: CVE-2021-28676)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop in FliDecode.c. A remote attacker can consume all available system resources and cause denial of service conditions.
5) Input validation error (CVE-ID: CVE-2021-28677)
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 when processing new line characters, such as "\r", "\n" when opening files. A remote attacker can pass specially crafted file to the application and perform a denial of service (DoS) attack.
6) Resource management error (CVE-ID: CVE-2021-28678)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources in BlpImagePlugin. A remote attacker can pass specially crafted file to the application and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.