CVE-2019-6128: High severity IBM Cognos Analytics vulnerability
Last updated 25 August 2025
Other sources
LibTIFF is vulnerable to a denial of service, caused by a memory leak in the TIFFFdOpen function in tifunix.c. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to cause a denial of service.
— IBM
The TIFFFdOpen function in tifunix.c in LibTIFF 4.0.10 has a memory leak, as demonstrated by pal2rgb.
— Launchpad
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/tiffto a version that resolves this vulnerability.Fixed in 4.2.0-1+deb11u5Fixed in 4.2.0-1+deb11u8Fixed in 4.5.0-6+deb12u4Fixed in 4.7.0-3+deb13u2Fixed in 4.7.0-3+deb13u3Fixed in 4.7.2-1 - Upgrade
Upgrade
LibTIFFto a version that resolves this vulnerability.Fixed in 4.0.10
Event History
Frequently Asked Questions
What is the severity of CVE-2019-6128?
CVE-2019-6128 has a severity level that indicates it can lead to a denial of service due to a memory leak.
How do I fix CVE-2019-6128?
To fix CVE-2019-6128, users should apply the relevant patches provided by their vendor or update to the latest version of the affected software.
Which versions are affected by CVE-2019-6128?
CVE-2019-6128 affects specific versions of IBM Cognos Analytics, Debian tiff package, and various versions of Ubuntu and openSUSE.
Can CVE-2019-6128 be exploited remotely?
Yes, CVE-2019-6128 can be exploited remotely by convincing a user to open a specially-crafted file.
What software products are impacted by CVE-2019-6128?
CVE-2019-6128 impacts IBM Cognos Analytics, the tiff package in Debian, and various versions of Ubuntu and openSUSE Linux.