SUSE SLES12 Security Update : kernel (SUSE-SU-2020:2907-1)

high Nessus Plugin ID 143699
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote SUSE host is missing one or more security updates.

Description

The SUSE Linux Enterprise 12 SP5 Azure kernel was updated to receive various security and bugfixes.

The following security bugs were fixed :

CVE-2020-26088: Fixed an improper CAP_NET_RAW check in NFC socket creation could have been used by local attackers to create raw sockets, bypassing security mechanisms (bsc#1176990).

CVE-2020-14390: Fixed an out-of-bounds memory write leading to memory corruption or a denial of service when changing screen size (bnc#1176235).

CVE-2020-0432: Fixed an out of bounds write due to an integer overflow (bsc#1176721).

CVE-2020-0427: Fixed an out of bounds read due to a use after free (bsc#1176725).

CVE-2020-0431: Fixed an out of bounds write due to a missing bounds check (bsc#1176722).

CVE-2020-0404: Fixed a linked list corruption due to an unusual root cause (bsc#1176423).

CVE-2020-25212: Fixed getxattr kernel panic and memory overflow (bsc#1176381).

CVE-2020-25284: Fixed an incomplete permission checking for access to rbd devices, which could have been leveraged by local attackers to map or unmap rbd block devices (bsc#1176482).

CVE-2020-14381: Fixed requeue paths such that filp was valid when dropping the references (bsc#1176011).

CVE-2019-25643: Fixed an improper input validation in ppp_cp_parse_cr function which could have led to memory corruption and read overflow (bsc#1177206).

CVE-2020-25641: Fixed ann issue where length bvec was causing softlockups (bsc#1177121).

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE 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 :

SUSE Linux Enterprise Server 12-SP5 :

zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2907=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1055186

https://bugzilla.suse.com/show_bug.cgi?id=1065600

https://bugzilla.suse.com/show_bug.cgi?id=1065729

https://bugzilla.suse.com/show_bug.cgi?id=1094244

https://bugzilla.suse.com/show_bug.cgi?id=1112178

https://bugzilla.suse.com/show_bug.cgi?id=1113956

https://bugzilla.suse.com/show_bug.cgi?id=1154366

https://bugzilla.suse.com/show_bug.cgi?id=1163524

https://bugzilla.suse.com/show_bug.cgi?id=1167527

https://bugzilla.suse.com/show_bug.cgi?id=1169972

https://bugzilla.suse.com/show_bug.cgi?id=1171688

https://bugzilla.suse.com/show_bug.cgi?id=1171742

https://bugzilla.suse.com/show_bug.cgi?id=1173115

https://bugzilla.suse.com/show_bug.cgi?id=1174354

https://bugzilla.suse.com/show_bug.cgi?id=1174899

https://bugzilla.suse.com/show_bug.cgi?id=1175228

https://bugzilla.suse.com/show_bug.cgi?id=1175528

https://bugzilla.suse.com/show_bug.cgi?id=1175749

https://bugzilla.suse.com/show_bug.cgi?id=1175882

https://bugzilla.suse.com/show_bug.cgi?id=1176011

https://bugzilla.suse.com/show_bug.cgi?id=1176022

https://bugzilla.suse.com/show_bug.cgi?id=1176038

https://bugzilla.suse.com/show_bug.cgi?id=1176235

https://bugzilla.suse.com/show_bug.cgi?id=1176242

https://bugzilla.suse.com/show_bug.cgi?id=1176278

https://bugzilla.suse.com/show_bug.cgi?id=1176316

https://bugzilla.suse.com/show_bug.cgi?id=1176317

https://bugzilla.suse.com/show_bug.cgi?id=1176318

https://bugzilla.suse.com/show_bug.cgi?id=1176319

https://bugzilla.suse.com/show_bug.cgi?id=1176320

https://bugzilla.suse.com/show_bug.cgi?id=1176321

https://bugzilla.suse.com/show_bug.cgi?id=1176381

https://bugzilla.suse.com/show_bug.cgi?id=1176395

https://bugzilla.suse.com/show_bug.cgi?id=1176410

https://bugzilla.suse.com/show_bug.cgi?id=1176423

https://bugzilla.suse.com/show_bug.cgi?id=1176482

https://bugzilla.suse.com/show_bug.cgi?id=1176507

https://bugzilla.suse.com/show_bug.cgi?id=1176536

https://bugzilla.suse.com/show_bug.cgi?id=1176544

https://bugzilla.suse.com/show_bug.cgi?id=1176545

https://bugzilla.suse.com/show_bug.cgi?id=1176546

https://bugzilla.suse.com/show_bug.cgi?id=1176548

https://bugzilla.suse.com/show_bug.cgi?id=1176659

https://bugzilla.suse.com/show_bug.cgi?id=1176698

https://bugzilla.suse.com/show_bug.cgi?id=1176699

https://bugzilla.suse.com/show_bug.cgi?id=1176700

https://bugzilla.suse.com/show_bug.cgi?id=1176721

https://bugzilla.suse.com/show_bug.cgi?id=1176722

https://bugzilla.suse.com/show_bug.cgi?id=1176725

https://bugzilla.suse.com/show_bug.cgi?id=1176732

https://bugzilla.suse.com/show_bug.cgi?id=1176788

https://bugzilla.suse.com/show_bug.cgi?id=1176789

https://bugzilla.suse.com/show_bug.cgi?id=1176869

https://bugzilla.suse.com/show_bug.cgi?id=1176877

https://bugzilla.suse.com/show_bug.cgi?id=1176935

https://bugzilla.suse.com/show_bug.cgi?id=1176950

https://bugzilla.suse.com/show_bug.cgi?id=1176962

https://bugzilla.suse.com/show_bug.cgi?id=1176966

https://bugzilla.suse.com/show_bug.cgi?id=1176990

https://bugzilla.suse.com/show_bug.cgi?id=1177027

https://bugzilla.suse.com/show_bug.cgi?id=1177030

https://bugzilla.suse.com/show_bug.cgi?id=1177041

https://bugzilla.suse.com/show_bug.cgi?id=1177042

https://bugzilla.suse.com/show_bug.cgi?id=1177043

https://bugzilla.suse.com/show_bug.cgi?id=1177044

https://bugzilla.suse.com/show_bug.cgi?id=1177121

https://bugzilla.suse.com/show_bug.cgi?id=1177206

https://bugzilla.suse.com/show_bug.cgi?id=1177291

https://bugzilla.suse.com/show_bug.cgi?id=1177293

https://bugzilla.suse.com/show_bug.cgi?id=1177294

https://bugzilla.suse.com/show_bug.cgi?id=1177295

https://bugzilla.suse.com/show_bug.cgi?id=1177296

https://www.suse.com/security/cve/CVE-2020-0404/

https://www.suse.com/security/cve/CVE-2020-0427/

https://www.suse.com/security/cve/CVE-2020-0431/

https://www.suse.com/security/cve/CVE-2020-0432/

https://www.suse.com/security/cve/CVE-2020-14381/

https://www.suse.com/security/cve/CVE-2020-14390/

https://www.suse.com/security/cve/CVE-2020-25212/

https://www.suse.com/security/cve/CVE-2020-25284/

https://www.suse.com/security/cve/CVE-2020-25641/

https://www.suse.com/security/cve/CVE-2020-25643/

https://www.suse.com/security/cve/CVE-2020-26088/

http://www.nessus.org/u?dd133376

Plugin Details

Severity: High

ID: 143699

File Name: suse_SU-2020-2907-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 12/9/2020

Updated: 12/11/2020

Dependencies: ssh_get_info.nasl

Risk Information

CVSS Score Source: CVE-2020-25643

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: AV:N/AC:M/Au:S/C:P/I:P/A:C

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.2

Temporal Score: 6.3

Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:kernel-azure, p-cpe:/a:novell:suse_linux:kernel-azure-base, p-cpe:/a:novell:suse_linux:kernel-azure-base-debuginfo, p-cpe:/a:novell:suse_linux:kernel-azure-debuginfo, p-cpe:/a:novell:suse_linux:kernel-azure-debugsource, p-cpe:/a:novell:suse_linux:kernel-azure-devel, p-cpe:/a:novell:suse_linux:kernel-syms-azure, cpe:/o:novell:suse_linux:12

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 10/13/2020

Vulnerability Publication Date: 9/9/2020

Reference Information

CVE: CVE-2019-25643, CVE-2020-0404, CVE-2020-0427, CVE-2020-0431, CVE-2020-0432, CVE-2020-14381, CVE-2020-14390, CVE-2020-25212, CVE-2020-25284, CVE-2020-25641, CVE-2020-25643, CVE-2020-26088