SB2022031816 - Fedora 36 update for libtiff
Published: March 18, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 secuirty vulnerabilities.
1) Reachable Assertion (CVE-ID: CVE-2022-0865)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a reachable assertion in the tiffcp component. A remote attacker can trick a victim to open a specially crafted TIFF file and perform a denial of service attack.
2) Out-of-bounds write (CVE-ID: CVE-2022-0891)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing TIFF file in ExtractImageSection() function in tiffcrop.c. A remote attacker can create a specially crafted TIFF file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.
3) NULL pointer dereference (CVE-ID: CVE-2022-0907)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in tiffcrop in libtiff. A remote attacker can trigger denial of service conditions via a crafted tiff file.
4) NULL pointer dereference (CVE-ID: CVE-2022-0908)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the memcpy() function within TIFFFetchNormalTag () in tif_dirread.c. A remote attacker can pass specially crafted TIFF file to the application and perform a denial of service (DoS) attack.
5) Division by zero (CVE-ID: CVE-2022-0909)
The vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to a division by zero error in the tiffcrop component. A remote attacker can pass a specially crafted TIFF file to the application and crash it.
6) Out-of-bounds read (CVE-ID: CVE-2022-0924)
The vulnerability allows a remote attacker to perform a denial-of-service attack.
The vulnerability exists due to a boundary condition. A remote attacker can create a specially crafted TIFF file, trick the victim into opening it, trigger out-of-bounds read error and perform a denial-of-service attack.
Remediation
Install update from vendor's website.