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suseSuseOPENSUSE-SU-2021:0474-1
HistoryMar 25, 2021 - 12:00 a.m.

Security update for tor (moderate)

2021-03-2500:00:00
lists.opensuse.org
13

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

68.2%

An update that fixes two vulnerabilities is now available.

Description:

This update for tor fixes the following issues:

tor was updated to 0.4.5.7

https://lists.torproject.org/pipermail/tor-announce/2021-March/000216.html

  • Fix 2 denial of service security issues (boo#1183726)
    • Disable the dump_desc() function that we used to dump unparseable
      information to disk (CVE-2021-28089)
    • Fix a bug in appending detached signatures to a pending consensus
      document that could be used to crash a directory authority
      (CVE-2021-28090)
  • Ship geoip files based on the IPFire Location Database

This update was imported from the openSUSE:Leap:15.2:Update update project.

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-SP2:

    zypper in -t patch openSUSE-2021-474=1

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

68.2%