High7.5Red Hat & Ubuntu Linux Updated
Denial of Service via crafted BDF font file
CVE-2026-55379 Published Jul 6, 2026Updated by vendor Jul 6, 2026
CVE-2026-55379
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Denial of Service via crafted BDF font file. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released.
Mitigation checklist
Recommended fix / mitigation
- Do not load BDF font files from untrusted sources. Applications that only process standard image formats (PNG, JPEG, etc.) and do not use BdfFontFile or ImageFont.load() with BDF files are not affected.
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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