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CVE-2019-19451: When GNOME Dia before 2019-11-27 is launched with a filename argument that is not a valid codepoint in the...

When GNOME Dia before 2019-11-27 is launched with a filename argument that is not a valid codepoint in the current encoding, it enters an endless loop, thus endlessly writing text to stdout. If this launch is from a thumbnailer service, this output will usually be written to disk via the system's logging facility (potentially with elevated privileges), thus filling up the disk and eventually rendering the system unusable. (The filename can be for a nonexistent file.) NOTE: this does not affect an upstream release, but affects certain Linux distribution packages with version numbers such as 0.97.3.

UnknownCVSS not scoredNot KEV-listedUpdated
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Glexia's TakeAutomated analysis

Security readout for executives and security teams

This flaw can make affected Linux-packaged GNOME Dia builds run forever and flood logs when given a filename that is invalid for the current text encoding. In a thumbnailer context, that logging can fill disk space and make a system unusable. Exposure is most likely on Linux systems with vulnerable distribution-packaged Dia installed, especially where desktop thumbnailer services process filenames from untrusted or shared locations. Prioritize remediation on desktops, shared workstations, and file-processing systems that may handle untrusted filenames. Server exposure is likely lower unless Dia or thumbnailing is installed and reachable through automated processing. Mitigation focus: Apply applicable Fedora or openSUSE Dia security updates where those distributions are in use.; Check the installed Dia package against vendor advisories, not just upstream release status.; If patching is delayed, disable Dia thumbnailer integration for untrusted file locations..

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Unknown
CVSS
Not scored
Known Exploited
No
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