Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU58432
Risk: Medium
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-21913
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a use-after-free error within the pkg_createWithAssemblyCode() function in the file tools/pkgdata/pkgdata.cpp. A remote attacker can trick the victim to open a specially crafted file and perform a denial of service (DoS) attack.
Update the affected package icu to the latest version.
Vulnerable software versionsopenSUSE Leap Micro: 5.2
SUSE Manager Retail Branch Server: 4.2 - 4.3
SUSE Linux Enterprise Storage: 7.1
SUSE Linux Enterprise Module for Packagehub Subpackages: 15-SP3 - 15-SP4
SUSE Manager Server: 4.2 - 4.3
SUSE Manager Proxy: 4.2 - 4.3
SUSE Linux Enterprise Micro: 5.1 - 5.2
SUSE Linux Enterprise Module for Basesystem: 15-SP3 - 15-SP4
SUSE Linux Enterprise Desktop: 15-SP3 - 15-SP4
openSUSE Leap: 15.3 - 15.4
SUSE Linux Enterprise Server for SAP Applications: 15-SP3 - 15-SP4
SUSE Linux Enterprise Server: 15-SP3 - 15-SP4
SUSE Linux Enterprise High Performance Computing: 15-SP3 - 15-SP4
libicu65_1-bedata: before 65.1-150200.4.5.1
libicu-suse65_1-32bit-debuginfo: before 65.1-150200.4.5.1
libicu-suse65_1-32bit: before 65.1-150200.4.5.1
libicu-devel-32bit: before 65.1-150200.4.5.1
libicu-doc: before 65.1-150200.4.5.1
libicu-devel: before 65.1-150200.4.5.1
icu: before 65.1-150200.4.5.1
libicu65_1-ledata: before 65.1-150200.4.5.1
libicu-suse65_1-debuginfo: before 65.1-150200.4.5.1
libicu-suse65_1: before 65.1-150200.4.5.1
icu-debugsource: before 65.1-150200.4.5.1
icu-debuginfo: before 65.1-150200.4.5.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20223142-1/
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.