Lucene search

K
suseSuseOPENSUSE-SU-2021:0408-1
HistoryMar 14, 2021 - 12:00 a.m.

Security update for openldap2 (important)

2021-03-1400:00:00
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

An update that fixes 11 vulnerabilities is now available.

Description:

This update for openldap2 fixes the following issues:

  • bsc#1182408 CVE-2020-36230 - an assertion failure in slapd in the X.509
    DN parsing in decode.c ber_next_element, resulting in denial
    of service.
  • bsc#1182411 CVE-2020-36229 - ldap_X509dn2bv crash in the X.509 DN
    parsing in ad_keystring, resulting in denial of service.
  • bsc#1182412 CVE-2020-36228 - integer underflow leading to crash in the
    Certificate List Exact Assertion processing, resulting in denial of
    service.
  • bsc#1182413 CVE-2020-36227 - infinite loop in slapd with the
    cancel_extop Cancel operation, resulting in denial of service.
  • bsc#1182416 CVE-2020-36225 - double free and slapd crash in the
    saslAuthzTo processing, resulting in denial of service.
  • bsc#1182417 CVE-2020-36224 - invalid pointer free and slapd crash in the
    saslAuthzTo processing, resulting in denial of service.
  • bsc#1182415 CVE-2020-36226 - memch->bv_len miscalculation and slapd
    crash in the saslAuthzTo processing, resulting in denial of service.
  • bsc#1182419 CVE-2020-36222 - assertion failure in slapd in the
    saslAuthzTo validation, resulting in denial of service.
  • bsc#1182420 CVE-2020-36221 - slapd crashes in the Certificate Exact
    Assertion processing, resulting in denial of service (schema_init.c
    serialNumberAndIssuerCheck).
  • bsc#1182418 CVE-2020-36223 - slapd crash in the Values Return Filter
    control handling, resulting in denial of service (double free and
    out-of-bounds read).
  • bsc#1182279 CVE-2021-27212 - an assertion failure in slapd can occur in
    the issuerAndThisUpdateCheck function via a crafted packet, resulting in
    a denial of service (daemon exit) via a short timestamp. This is related
    to schema_init.c and checkTime.

This update was imported from the SUSE:SLE-15: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 Leap 15.2:

    zypper in -t patch openSUSE-2021-408=1

OSVersionArchitecturePackageVersionFilename
openSUSE Leap15.2i586< - openSUSE Leap 15.2 (i586 x86_64):- openSUSE Leap 15.2 (i586 x86_64):.i586.rpm
openSUSE Leap15.2x86_64< - openSUSE Leap 15.2 (i586 x86_64):- openSUSE Leap 15.2 (i586 x86_64):.x86_64.rpm
openSUSE Leap15.2noarch< - openSUSE Leap 15.2 (noarch):- openSUSE Leap 15.2 (noarch):.noarch.rpm
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

Related for OPENSUSE-SU-2021:0408-1