Bug 1197815 – CVE-2015-0886 jBCrypt: integer overflow in the crypt_raw method

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Bug 1197815 - (CVE-2015-0886) CVE-2015-0886 jBCrypt: integer overflow in the crypt_raw method

Summary:	CVE-2015-0886 jBCrypt: integer overflow in the crypt_raw method

Status:	CLOSED ERRATA

Aliases:	CVE-2015-0886

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=low,public=20150227,reported=2...
Keywords:	Security

Depends On:	1197816
Blocks:	1197817
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Reported:	2015-03-02 11:43 EST by Vasyl Kaigorodov
Modified:	2016-01-21 05:17 EST (History)
CC List:	18 users (show)

See Also:
Fixed In Version:	jBCrypt 0.4
Doc Type:	Bug Fix
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2015-08-22 02:31:08 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

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Description Vasyl Kaigorodov 2015-03-02 11:43:46 EST

Common Vulnerabilities and Exposures assigned an identifier CVE-2015-0886 to
the following vulnerability:

Name: CVE-2015-0886
URL: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0886
Assigned: 20150108
Reference: http://jvndb.jvn.jp/jvndb/JVNDB-2015-000033

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.

Comment 1 Vasyl Kaigorodov 2015-03-02 11:44:36 EST

Created jBCrypt tracking bugs for this issue:

Affects: fedora-all [bug 1197816]

Comment 2 Fedora Update System 2015-03-13 12:59:40 EDT

jBCrypt-0.4-1.fc22 has been pushed to the Fedora 22 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 3 Fedora Update System 2015-03-13 13:25:41 EDT

jBCrypt-0.4-1.fc21 has been pushed to the Fedora 21 stable repository.  If problems still persist, please make note of it in this bug report.

Comment 4 Fedora Update System 2015-03-13 13:26:58 EDT

jBCrypt-0.4-1.fc20 has been pushed to the Fedora 20 stable repository.  If problems still persist, please make note of it in this bug report.

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