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CVE-2015-8869
OCaml before 4.03.0 does not properly handle sign extensions, which allows remote attackers to conduct buffer overflow attacks or obtain…
- 9.1CriticalCVSS base score
- 5.3%Exploitation in 30 daysEPSS · top 7.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
OCaml before 4.03.0 does not properly handle sign extensions, which allows remote attackers to conduct buffer overflow attacks or obtain sensitive information as demonstrated by a long string to the String.copy function.
Timeline
ID reserved
By mitre
- 45 days later
· 45 days later
Published
- 8 years later
· 8 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
- EPSS (exploitation in 30 days)
- 5.3% · top 7.3% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.1.
Affected products
n/a
- affected n/a
References
13
- RHSA-2016:1296 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2016:2576 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- GLSA-201702-15 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- openSUSE-SU-2016:2273 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20160429 Re: buffer overflow and information leak in OCaml < 4.03.0 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- FEDORA-2016-1c4e616564 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- RHSA-2017:0564 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 89318 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://github.com/ocaml/ocaml/commit/659615c7b100a89eafe6253e7a5b9d84d0e8df74#diff-a97df53e3ebc59bb457191b496c90762 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2017:0565 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- openSUSE-SU-2016:1335 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [oss-security] 20160429 buffer overflow and information leak in OCaml < 4.03.0 (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)
- EUVD EUVD-2015-8725 (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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2015-8869)Record last updated .