openSUSE: 2021:1192-1 Addresses Moderate TOR DoS Threat Vulnerability
opensuse
August 25, 2021
An update that fixes one vulnerability is now available
Description
This update for tor fixes the following issues:
tor 0.4.6.7:
* Fix a DoS via a remotely triggerable assertion failure (boo#1189489,
TROVE-2021-007, CVE-2021-38385)
tor 0.4.6.6:
* Enable the deterministic RNG for unit tests that covers the address set
bloomfilter-based API's
tor 0.4.6.5
* Add controller support for creating v3 onion services with client auth
* When voting on a relay with a Sybil-like appearance, add the Sybil flag
when clearing out the other flags. This lets a relay
operator know why their relay hasn't been included in the consensus
* Relays now report how overloaded they are
* Add a new DoS subsystem to control the rate of client connections for
relays
* Relays now publish statistics about v3 onions services
* Improve circuit timeout algorithm for client performance
Patch
Patch Instructions:
To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
- openSUSE Backports SLE-15-SP3:
zypper in -t patch openSUSE-2021-1192=1
Package List
- openSUSE Backports SLE-15-SP3 (aarch64 ppc64le s390x x86_64):
tor-0.4.6.7-bp153.2.6.1
References
https://www.suse.com/security/cve/CVE-2021-38385.html
https://bugzilla.suse.com/1189489
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Announcement ID: openSUSE-SU-2021:1192-1
Rating: moderate
Affected Products:
openSUSE Backports SLE-15-SP3
.
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