Bug 1549701 – CVE-2017-18199 libcdio: NULL pointer dereference in realloc_symlink in rock.c

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Bug 1549701 - (CVE-2017-18199) CVE-2017-18199 libcdio: NULL pointer dereference in realloc_symlink in rock.c

Summary:	CVE-2017-18199 libcdio: NULL pointer dereference in realloc_symlink in rock.c

Status:	NEW

Aliases:	CVE-2017-18199

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=20180227,reported=2...
Keywords:	Security

Depends On:	1553616 1549712 1549713 1553604
Blocks:	1549715
	Show dependency tree / graph

Reported:	2018-02-27 11:52 EST by Pedro Sampaio
Modified:	2018-10-30 03:53 EDT (History)
CC List:	5 users (show)

See Also:
Fixed In Version:	libcdio 1.0.0
Doc Type:	If docs needed, set a value
Doc Text:	A NULL pointer dereference flaw was found in the way libcdio handled processing of ISO files. An attacker could potentially use this flaw to crash applications using libcdio by tricking them into processing crafted ISO files.
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oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2018:3246	None	None	None	2018-10-30 03:53 EDT

Groups: None (edit)

Description Pedro Sampaio 2018-02-27 11:52:01 EST

The realloc_symlink in rock.c in GNU libcdio before 1.0.0 allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted ISO file.

Upstream issue:

https://savannah.gnu.org/bugs/?52264

Comment 1 Pedro Sampaio 2018-02-27 12:08:47 EST

Created libcdio tracking bugs for this issue:

Affects: fedora-all [bug 1549713]

Comment 9 errata-xmlrpc 2018-10-30 03:53:00 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:3246 https://access.redhat.com/errata/RHSA-2018:3246

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