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CVE-2016-4804
The read_boot function in boot.c in dosfstools before 4.0 allows attackers to cause a denial of service (crash) via a crafted filesystem,…
Medium6.2EPSS 0.45%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The read_boot function in boot.c in dosfstools before 4.0 allows attackers to cause a denial of service (crash) via a crafted filesystem, which triggers a heap-based buffer overflow in the (1) read_fat function or an out-of-bounds heap read in (2) get_fat function.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium6.2 | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.45% · top 61% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.2.
Weakness
Affected products
n/a
- affected n/a
References (9)
- openSUSE-SU-2016:1461 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://github.com/dosfstools/dosfstools/issues/25 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://blog.fuzzing-project.org/44-dosfstools-fsck.vfat-Several-invalid-memory-accesses.html (opens in a new tab)x_refsource_MISCx_transferred
- USN-2986-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://github.com/dosfstools/dosfstools/issues/26 (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2016:2233 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 90311 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://github.com/dosfstools/dosfstools/commit/e8eff147e9da1185f9afd5b25948153a3b97cf52 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [debian-lts-announce] 20200530 [SECURITY] [DLA 2224-1] dosfstools security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2016-4804)Record last updated .