Bug 1461058 (CVE-2017-0375, CVE-2017-0376)

Summary:	CVE-2017-0375 CVE-2017-0376 tor: Multiple 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:	lewk, pwouters, s
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	tor 0.3.0.8, tor 0.2.9.11	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:14:59 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:	1461275, 1461276
Bug Blocks:

Description Andrej Nemec 2017-06-13 12:41:07 UTC

CVE-2017-0375

The hidden-service feature in Tor before 0.3.0.8 allows a denial of
service (assertion failure and daemon exit) in the
relay_send_end_cell_from_edge_ function via a malformed BEGIN cell.

https://trac.torproject.org/projects/tor/ticket/22493
https://github.com/torproject/tor/commit/79b59a2dfcb68897ee89d98587d09e55f07e68d7

CVE-2017-0376

The hidden-service feature in Tor before 0.3.0.8 allows a denial of
service (assertion failure and daemon exit) in the
connection_edge_process_relay_cell function via a BEGIN_DIR cell on a
rendezvous circuit.

https://trac.torproject.org/projects/tor/ticket/22494
https://github.com/torproject/tor/commit/56a7c5bc15e0447203a491c1ee37de9939ad1dcd

References:

https://lists.torproject.org/pipermail/tor-announce/2017-June/000131.html

Comment 1 Andrej Nemec 2017-06-14 06:17:14 UTC

Created tor tracking bugs for this issue:

Affects: epel-all [bug 1461275]
Affects: fedora-all [bug 1461276]

Comment 2 Product Security DevOps Team 2019-06-08 03:14:59 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.