CVE-2022-30787: debian debian_linux Integer Underflow (Wrap or Wraparound)

Modified

AliasesALPINE-CVE-2022-30787UBUNTU-CVE-2022-30787DEBIAN-CVE-2022-30787

Published 26-05-2022Last modified 03-08-2024

Vulnerability summary

CVE-2022-30787 is a medium (CVSS 6.7) Integer Underflow (Wrap or Wraparound) vulnerability in debian debian_linux. EPSS estimates a 0.43% chance of exploitation in the next 30 days, higher than 37.6% of scored vulnerabilities.

Priority

Routine

Not severe (CVSS 6.7, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?

CVSS score

6.7/10

010

Medium · v3.1 (NVD)

EPSS score

0.43%

0%100%

Low · 0.00 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 7 · Related 4

DLA-3055-1 DSA-5160-1 MGASA-2022-0385 SUSE-SU-2022:2835-1 SUSE-SU-2022:2836-1 USN-5463-1+1 more

Timeline

26-05-2022
PublishedVulnerability first disclosed.
03-08-2024
Last modifiedVulnerability information updated.

Description

An integer underflow in fuse_lib_readdir enables arbitrary memory read operations in NTFS-3G through 2021.8.22 when using libfuse-lite.

CVSS metrics

5 scores · 4 sources · 2 versions

v3.16.7v2.04.6

EPSS trend

Probability

0.43%

Chance of exploitation in the next 30 days

Percentile

38%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.43% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

CWE-191Integer Underflow (Wrap or Wraparound)The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.

Affected systems

Version check

Known conditions: local access, administrative account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Debian2 products

ntfs-3g< 1:2022.5.17-1
debian_linuxEOL9.0 | 10.0 | 11.0

Alpine1 product

ntfs-3g< 2022.5.17-r0

Fedoraproject1 product

fedoraEOL35 | 36

Tuxera1 product

ntfs-3g≤ 2021.8.22

Ubuntu1 product

ntfs-3g< 1:2013.1.13AR.1-2ubuntu2+esm3 | < 1:2015.3.14AR.1-1ubuntu0.3+esm3 | < 1:2017.3.23-2ubuntu0.18.04.4 | < 1:2017.3.23AR.3-3ubuntu1.2 | < 1:2021.8.22-3ubuntu1.1

5 vendors · 6 products