CVE-2016-4804 | BDVDB-2026-76227 Detail
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.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://lists.opensuse.org/opensuse-updates/2016-06/msg00001.html
- https://github.com/dosfstools/dosfstools/issues/25
- https://blog.fuzzing-project.org/44-dosfstools-fsck.vfat-Several-invalid-memory-accesses.html
- http://www.ubuntu.com/usn/USN-2986-1
- https://github.com/dosfstools/dosfstools/issues/26
- http://lists.opensuse.org/opensuse-updates/2016-09/msg00014.html
- http://www.securityfocus.com/bid/90311
- https://github.com/dosfstools/dosfstools/commit/e8eff147e9da1185f9afd5b25948153a3b97cf52
- https://lists.debian.org/debian-lts-announce/2020/05/msg00028.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.