Lucene search

K
suseSuseOPENSUSE-SU-2021:0926-1
HistoryJun 26, 2021 - 12:00 a.m.

Security update for tor (important)

2021-06-2600:00:00
lists.opensuse.org
11

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

0.005 Low

EPSS

Percentile

76.8%

An update that solves three vulnerabilities and has three
fixes is now available.

Description:

This update for tor fixes the following issues:

tor 0.4.5.9

  • Don’t allow relays to spoof RELAY_END or RELAY_RESOLVED cell
    (CVE-2021-34548, boo#1187322)
  • Detect more failure conditions from the OpenSSL RNG code (boo#1187323)
  • Resist a hashtable-based CPU denial-of-service attack against relays
    (CVE-2021-34549, boo#1187324)
  • Fix an out-of-bounds memory access in v3 onion service descriptor
    parsing (CVE-2021-34550, boo#1187325)

tor 0.4.5.8

  • Fix logging issue due to systemd picking up stdout - boo#1181244
    Continue to log notices to syslog by default.

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 Leap 15.2:

    zypper in -t patch openSUSE-2021-926=1

OSVersionArchitecturePackageVersionFilename
openSUSE Leap15.2x86_64< - openSUSE Leap 15.2 (x86_64):- openSUSE Leap 15.2 (x86_64):.x86_64.rpm

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

0.005 Low

EPSS

Percentile

76.8%