Bug 1195762 – CVE-2015-8983 glibc: _IO_wstr_overflow integer overflow

Bugzilla will be upgraded to version 5.0. The upgrade date is tentatively scheduled for 2 December 2018, pending final testing and feedback.

Bug 1195762 - (CVE-2015-8983) CVE-2015-8983 glibc: _IO_wstr_overflow integer overflow

Summary:	CVE-2015-8983 glibc: _IO_wstr_overflow integer overflow

Status:	CLOSED ERRATA

Aliases:	CVE-2015-8983

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

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

URL:
Whiteboard:	impact=moderate,public=20150222,repor...
Keywords:	Security

Depends On:	1195763 1209107
Blocks:	1187112 1195765 1210268
	Show dependency tree / graph

Reported:	2015-02-24 09:10 EST by Martin Prpič
Modified:	2017-08-21 04:02 EDT (History)
CC List:	9 users (show)

See Also:
Fixed In Version:
Doc Type:	Bug Fix
Doc Text:	An integer overflow flaw, leading to a heap-based buffer overflow, was found in glibc's _IO_wstr_overflow() function. An attacker able to make an application call this function could use this flaw to crash that application or, potentially, execute arbitrary code with the permissions of the user running the application.
Story Points:	---
Clone Of:
Environment:
Last Closed:	2015-11-24 03:29:13 EST
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2015:2199	normal	SHIPPED_LIVE	Moderate: glibc security, bug fix, and enhancement update	2015-11-19 03:04:22 EST

Groups: None (edit)

Description Martin Prpič 2015-02-24 09:10:37 EST

An integer overflow flaw, leading to a heap-based buffer overflow, was found in glibc's _IO_wstr_overflow() function. If an application used this function, it could cause the application to crash or, potentially, execute arbitrary code with the privileges of the user running the application.

Upstream issue:

https://sourceware.org/bugzilla/show_bug.cgi?id=17269

Upstream patch:

https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=bdf1ff052a8e23d637f2c838fa5642d78fcedc33

Comment 1 Martin Prpič 2015-02-24 09:11:22 EST

Created glibc tracking bugs for this issue:

Affects: fedora-all [bug 1195763]

Comment 3 Huzaifa S. Sidhpurwala 2015-09-08 03:24:31 EDT

CVE request via:

http://openwall.com/lists/oss-security/2015/09/08/2

Comment 4 errata-xmlrpc 2015-11-18 23:16:45 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2015:2199 https://rhn.redhat.com/errata/RHSA-2015-2199.html

Comment 5 Andrej Nemec 2017-02-15 04:14:19 EST

CVE assignment:

http://seclists.org/oss-sec/2017/q1/437

Note You need to log in before you can comment on or make changes to this bug.