INTEL_REPORT
LWN.net (kernel & development security) · published 7/3/2026, 2:10:03 PM · TLP amber
Summary
Ingested excerpt (first ~500 chars of normalized text).
[$] Limiting negative dentries A number of problems related to negative directory entries (dentries) were the topic of a filesystem-track session at the 2026 Linux Storage, Filesystem, Memory Management, and BPF Summit . Negative dentries are used to indicate that a file of a given name does not exist in a directory; it is an optimization that short-circuits the lookup of the file name when the answer is already known. Miklos Szeredi led a session that discussed some problem…
https://lwn.net/Articles/1079407
sha256:83d2f0f04bc35ea1ccb44824169164ede2c99dc94b671ade0495bfe83c2c177a
What we pulled out
Deterministic extractor (IOC + allowlisted tokens + ATT&CK IDs present in DB).
Indicators
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No indicators linked for this report.
Malware families
Allowlist token matches only.
Threat actors mentioned
Allowlist mentions — not a formal attribution verdict.
ATT&CK techniques
MITRE IDs referenced in text and present in local technique table.
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