relan exFAT 1.3.0 allows local users to obtain sensitive information (data from deleted files in the filesystem) in certain situations invo…

published 2022-05-02 4y ago modified 2026-06-17 4mo ago also EUVD-2022-34279

cvss: 4.7; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits: 0; none known

relan exFAT 1.3.0 allows local users to obtain sensitive information (data from deleted files in the filesystem) in certain situations involving offsets beyond ValidDataLength.

Patch / fix

distros 1

fuse-exfat Debian 14, Debian 13 1.4.0-2

debian advisories DEBIAN-CVE-2022-29973

Is CVE-2022-29973 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

0.31% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

github.com https://github.com/relan/exfat/issues/185 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	4.7	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD	2.0	1.9	AV:L/AC:M/Au:N/C:P/I:N/A:N

Classification

Weakness

CWE-770 Allocation of Resources Without Limits or Throttling

References

github.com /relan/exfat/issues/185
exploit, third-party-advisory

Sources

CVE List CVE-2022-29973
NVD CVE-2022-29973

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.