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Fencer Intel
high —

GHSA-cvmj-47v9-35m9 json

FUSE-Rust: Uninitalized memory read and leak caused by fuser crate

published 5y ago modified last yr. also RUSTSEC-2021-0154

cvss
—
not scored
cisa kev
Not listed
not in CISA's catalog
epss
—
no score, EPSS covers CVEs only
public exploits
0
none known

Summary

During the creation of a new libfuse session with `fuse_session_new`, the operation list was passed as NULL incorrectly. libfuse expects this argument to always point to list of operations. This caused uninitialized memory read and leaks in libfuse.so.

Patch / fix

  • crates.io fuser 0.16.0

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Affected packages

ecosystem package affected fixed in
crates.io fuser
<0.16.0
>=0.0.0-0, <0.16.0
0.16.0

Classification

Weakness
  • CWE-908 Use of Uninitialized Resource

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.