---
title: "CVE-2015-0886\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2015-0886?format=md
keywords: index, follow
---

# CVE-2015-0886

Publication date 28 February 2015

Last updated 24 July 2024

---

Ubuntu priority

**High**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

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## Description

Integer overflow in the crypt\_raw method in the key-stretching
implementation in jBCrypt before 0.4 makes it easier for remote attackers
to determine cleartext values of password hashes via a brute-force attack
against hashes associated with the maximum exponent.

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| libjbcrypt-java | 19.04 disco | Not affected |
| 18.10 cosmic | Not affected |
| 18.04 LTS bionic | Not affected |
| 17.10 artful | Ignored end of life |
| 17.04 zesty | Ignored end of life |
| 16.10 yakkety | Ignored end of life |
| 16.04 LTS xenial | Not affected |
| 15.10 wily | Ignored end of life |
| 15.04 vivid | Ignored end of life |
| 14.10 utopic | Ignored end of life |
| 14.04 LTS trusty | Not in release |
| 12.04 LTS precise | Ignored end of life |
| 10.04 LTS lucid | Not in release |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2015-0886?format=md#patch-details)

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| libjbcrypt-java | * Upstream:   [0c28b69](https://github.com/djmdjm/jBCrypt/commit/0c28b698e79b132391be8333107040d774c79995) |

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0886)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-0886)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-0886)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2015-0886)

### Other references

* <https://bugzilla.mindrot.org/show_bug.cgi?id=2097>
* <http://www.mindrot.org/projects/jBCrypt/news/rel04.html>
* <http://jvndb.jvn.jp/jvndb/JVNDB-2015-000033>
* <http://jvn.jp/en/jp/JVN77718330/index.html>
* <https://www.cve.org/CVERecord?id=CVE-2015-0886>