CVE-2021-39263
7.8
HIGH
CVSS 3.1
EPSS 0.10%
Description
A crafted NTFS image can trigger a heap-based buffer overflow, caused by an unsanitized attribute in ntfs_get_attribute_value, in NTFS-3G < 2021.8.22.
How to fix CVE-2021-39263
To remediate CVE-2021-39263, upgrade the affected package to a fixed version below.
- Debian/ntfs-3g—upgrade to 1:2017.3.23AR.3-4+deb11u1 or later
Is CVE-2021-39263 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:2017.3.23AR.3-4+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |