CVE-2018-9838
9.8
CRITICAL
CVSS 3.1
EPSS 8.1%
Description
The caml_ba_deserialize function in byterun/bigarray.c in the standard library in OCaml 4.06.0 has an integer overflow which, in situations where marshalled data is accepted from an untrusted source, allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted object.
How to fix CVE-2018-9838
To remediate CVE-2018-9838, upgrade the affected package to a fixed version below.
- Debian/ocaml—upgrade to 4.05.0-11 or later
Is CVE-2018-9838 being exploited?
Moderate — EPSS is 8.1%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 4.05.0-11
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |