SUSE update for clamav

Published: 2021-04-14

Risk	Medium
Patch available	YES
Number of vulnerabilities	3
CVE-ID	CVE-2021-1252 CVE-2021-1404 CVE-2021-1405
CWE-ID	CWE-835 CWE-125 CWE-476
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	SUSE Manager Proxy Operating systems & Components / Operating system SUSE Manager Retail Branch Server Operating systems & Components / Operating system SUSE Manager Server Operating systems & Components / Operating system SUSE Linux Enterprise Server for SAP Operating systems & Components / Operating system SUSE Linux Enterprise High Performance Computing Operating systems & Components / Operating system SUSE Enterprise Storage Operating systems & Components / Operating system SUSE CaaS Platform Operating systems & Components / Operating system SUSE Linux Enterprise Server Operating systems & Components / Operating system SUSE Linux Enterprise Module for Basesystem Operating systems & Components / Operating system libfreshclam2-debuginfo Operating systems & Components / Operating system package or component libfreshclam2 Operating systems & Components / Operating system package or component libclamav9-debuginfo Operating systems & Components / Operating system package or component libclamav9 Operating systems & Components / Operating system package or component clamav-devel Operating systems & Components / Operating system package or component clamav-debugsource Operating systems & Components / Operating system package or component clamav-debuginfo Operating systems & Components / Operating system package or component clamav Operating systems & Components / Operating system package or component
Vendor	SUSE

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Infinite loop

EUVDB-ID: #VU52792

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1252

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to infinite loop in the Excel XLM macro parsing module. A remote attacker can consume all available system resources and cause denial of service conditions.

Mitigation

Update the affected package clamav to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

SUSE Linux Enterprise Module for Basesystem: 15-SP2 - 15-SP3

libfreshclam2-debuginfo: before 0.103.2-3.26.1

libfreshclam2: before 0.103.2-3.26.1

libclamav9-debuginfo: before 0.103.2-3.26.1

libclamav9: before 0.103.2-3.26.1

clamav-devel: before 0.103.2-3.26.1

clamav-debugsource: before 0.103.2-3.26.1

clamav-debuginfo: before 0.103.2-3.26.1

clamav: before 0.103.2-3.26.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211190-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Out-of-bounds read

EUVDB-ID: #VU52793

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1404

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the PDF parsing module. A remote attacker can create a specially crafted PDF file, pass it to the application, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected package clamav to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

SUSE Linux Enterprise Module for Basesystem: 15-SP2 - 15-SP3

libfreshclam2-debuginfo: before 0.103.2-3.26.1

libfreshclam2: before 0.103.2-3.26.1

libclamav9-debuginfo: before 0.103.2-3.26.1

libclamav9: before 0.103.2-3.26.1

clamav-devel: before 0.103.2-3.26.1

clamav-debugsource: before 0.103.2-3.26.1

clamav-debuginfo: before 0.103.2-3.26.1

clamav: before 0.103.2-3.26.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211190-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) NULL pointer dereference

EUVDB-ID: #VU52784

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1405

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error. A remote attacker can send a specially crafted email to the server and perform a denial of service (DoS) attack.

Mitigation

Update the affected package clamav to the latest version.

Vulnerable software versions

SUSE Manager Proxy: 4.0

SUSE Manager Retail Branch Server: 4.0

SUSE Manager Server: 4.0

SUSE Linux Enterprise Server for SAP: 15 - 15-SP1

SUSE Linux Enterprise High Performance Computing: 15-ESPOS - 15-SP1-LTSS

SUSE Enterprise Storage: 6

SUSE CaaS Platform: 4.0

SUSE Linux Enterprise Server: 15-LTSS - 15-SP1-LTSS

SUSE Linux Enterprise Module for Basesystem: 15-SP2 - 15-SP3

libfreshclam2-debuginfo: before 0.103.2-3.26.1

libfreshclam2: before 0.103.2-3.26.1

libclamav9-debuginfo: before 0.103.2-3.26.1

libclamav9: before 0.103.2-3.26.1

clamav-devel: before 0.103.2-3.26.1

clamav-debugsource: before 0.103.2-3.26.1

clamav-debuginfo: before 0.103.2-3.26.1

clamav: before 0.103.2-3.26.1

External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211190-1/

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.