Bug 1449177 (CVE-2017-8842, CVE-2017-8843, CVE-2017-8844, CVE-2017-8845, CVE-2017-8846, CVE-2017-8847)

Summary:	CVE-2017-8842 CVE-2017-8843 CVE-2017-8844 CVE-2017-8845 CVE-2017-8846 CVE-2017-8847 lrzip: Multiple security vulnerabilities
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	ppisar, redhat-bugzilla, shawn.starr, slawomir
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:12:05 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1449179, 1449180
Bug Blocks:

Description Andrej Nemec 2017-05-09 11:34:08 UTC

Multiple vulnerabilities were found in lrzip.

CVE-2017-8842 - The bufRead::get() function in libzpaq/libzpaq.h in liblrzip.so in lrzip allows attackers to cause a denial of service (divide-by-zero error and application crash) via a crafted archive.

https://github.com/ckolivas/lrzip/issues/66

CVE-2017-8843 - The join_pthread function in stream.c in liblrzip.so in lrzip allows attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted archive.

https://github.com/ckolivas/lrzip/issues/69

CVE-2017-8844 - The read_1g function in stream.c in liblrzip.so in lrzip allows attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted archive.

https://github.com/ckolivas/lrzip/issues/70

CVE-2017-8845 - The lzo1x_decompress function in lzo1x_d.ch in LZO 2.08, as used in lrzip, allows attackers to cause a denial of service (invalid memory read and application crash) via a crafted archive.

https://github.com/ckolivas/lrzip/issues/68

CVE-2017-8846 - The read_stream function in stream.c in liblrzip.so in lrzip allows attackers to cause a denial of service (use-after-free and application crash) via a crafted archive.

https://github.com/ckolivas/lrzip/issues/71

CVE-2017-8847 - The bufRead::get() function in libzpaq/libzpaq.h in liblrzip.so in lrzip allows attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted archive.

https://github.com/ckolivas/lrzip/issues/67

Comment 1 Andrej Nemec 2017-05-09 11:37:04 UTC

Created lrzip tracking bugs for this issue:

Affects: epel-all [bug 1449179]
Affects: fedora-all [bug 1449180]

Comment 2 Product Security DevOps Team 2019-06-08 03:12:05 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.