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CVE-2026-54585

mport sample file handling can write outside the configured root PUBLISHED

Description (CNA)

mport is the MidnightBSD Package Manager. Prior to 2.7.8, create_sample_file() in libmport/bundle_read_install_pkg.c did not constrain absolute source and destination paths from the sample-file manifest directive to mport->root. A malicious or malformed package manifest could therefore direct privileged sample-file handling to copy or write outside the configured installation root, compromising local filesystem integrity. This issue is fixed in version 2.7.8.

Affected (CNA)

Vendor / productVersions
MidnightBSD / mportaffected < 2.7.8

CWE

CWE-22

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.