CVE-2021-39261: Buffer Overflow
First published: Mon Aug 30 2021(Updated: )
A crafted NTFS image can cause a heap-based buffer overflow in ntfs_compressed_pwrite in NTFS-3G < 2021.8.22.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/ntfs3g | <2021.8.22 | 2021.8.22 |
| debian/ntfs-3g | 1:2017.3.23AR.3-4+deb11u3 1:2022.10.3-1 1:2022.10.3-3 | |
| ntfs-3g | <2021.8.22 | |
| Debian | =9.0 | |
| Debian | =10.0 | |
| Debian | =11.0 |
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Reference Links
- https://github.com/tuxera/ntfs-3g/releases
- https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-q759-8j5v-q5jp
- https://lists.debian.org/debian-lts-announce/2021/11/msg00013.html
- https://security.gentoo.org/glsa/202301-01
- https://www.debian.org/security/2021/dsa-4971
- https://www.openwall.com/lists/oss-security/2021/08/30/1
- https://github.com/tuxera/ntfs-3g
- https://access.redhat.com/security/cve/CVE-2021-33285
- https://access.redhat.com/security/cve/CVE-2021-35269
- https://access.redhat.com/security/cve/CVE-2021-35268
- https://access.redhat.com/security/cve/CVE-2021-33289
- https://access.redhat.com/security/cve/CVE-2021-33286
- https://access.redhat.com/security/cve/CVE-2021-35266
- https://access.redhat.com/security/cve/CVE-2021-33287
- https://access.redhat.com/security/cve/CVE-2021-35267
- https://access.redhat.com/security/cve/CVE-2021-39251
- https://access.redhat.com/security/cve/CVE-2021-39252
- https://access.redhat.com/security/cve/CVE-2021-39253
- https://access.redhat.com/security/cve/CVE-2021-39254
- https://access.redhat.com/security/cve/CVE-2021-39255
- https://access.redhat.com/security/cve/CVE-2021-39256
- https://access.redhat.com/security/cve/CVE-2021-39257
- https://access.redhat.com/security/cve/CVE-2021-39258
- https://access.redhat.com/security/cve/CVE-2021-39259
- https://access.redhat.com/security/cve/CVE-2021-39260
- https://access.redhat.com/security/cve/CVE-2021-39261
- https://access.redhat.com/security/cve/CVE-2021-39262
- https://access.redhat.com/security/cve/CVE-2021-39263
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2006495
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2006491
- https://access.redhat.com/errata/RHSA-2021:3703
- https://access.redhat.com/security/cve/cve-2021-39261
- https://access.redhat.com/errata/RHSA-2021:3704
- https://access.redhat.com/errata/RHSA-2022:1759
- https://bugzilla.redhat.com/show_bug.cgi?id=2001662
- https://www.cve.org/CVERecord?id=CVE-2021-39261 https://nvd.nist.gov/vuln/detail/CVE-2021-39261 https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-q759-8j5v-q5jp
- https://security-tracker.debian.org/tracker/CVE-2021-39261
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is the severity of CVE-2021-39261?
CVE-2021-39261 is categorized as a heap-based buffer overflow vulnerability that could lead to potential system compromise.
How do I fix CVE-2021-39261?
To remediate CVE-2021-39261, update your NTFS-3G package to version 2021.8.22 or later.
Which software versions are affected by CVE-2021-39261?
CVE-2021-39261 affects NTFS-3G versions before 2021.8.22, as well as specific Debian distributions prior to their fixed versions.
What types of systems are impacted by CVE-2021-39261?
CVE-2021-39261 impacts systems using vulnerable versions of the NTFS-3G file system driver on various Linux distributions.
How can I check if my system is vulnerable to CVE-2021-39261?
You can determine if your system is vulnerable by checking the NTFS-3G version installed and comparing it to the fixed version 2021.8.22.
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