CVE-2022-29973: relan exFAT 1.3.0 allows local users to obtain sensitive information (data from deleted files in the filesyste

Routine

MEDIUM 4.7DOWNGRADE

CVE-2022-29973 is a medium-severity flaw (CVSS 4.7) affecting exfat. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.7 (Medium)
Attack vector	Local
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-770
Published	2022-05-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: exfat project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2022-05-02 12:16 UTCPublished CVE record published
2026-06-17 04:41 UTCUpdated Record last modified

exfat project exfat DOWNGRADE

Affected: 1.3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.3.0

1. Check installed version

apt-cache policy exfat || rpm -q exfat || exfat --version

2. No fixed release: DOWNGRADE to a release before 1.3.0 (Debian / Ubuntu)

apt-cache madison exfat sudo apt install exfat=<VERSION_BEFORE_1.3.0> sudo apt-mark hold exfat

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list exfat sudo dnf downgrade exfat-<VERSION_BEFORE_1.3.0> sudo dnf versionlock add exfat

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2022-29973?

exfat: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-29973 being exploited?

CVE-2022-29973 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2022-29973 affect?

CVE-2022-29973 affects exfat. Severity is medium (CVSS 4.7). 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.

How urgent is CVE-2022-29973?

Priority 27/100. Public exploit reference

References

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