Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU69295
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-2021-4048
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the CLARRV, DLARRV, SLARRV, and ZLARRV functions in lapack. A remote attacker can pass specially crafted data to the application, trigger an out-of-bounds read error and crash the affected application.
MitigationUpdate the affected package lapack to the latest version.
Vulnerable software versionsSUSE Linux Enterprise Realtime Extension: 15-SP2
SUSE Linux Enterprise Server: 15-SP3-LTSS
SUSE Linux Enterprise High Performance Computing: 15-SP3-LTSS
SUSE Linux Enterprise Desktop: 15-SP3
SUSE Manager Server: 4.2
SUSE Manager Proxy: 4.2
SUSE Linux Enterprise Server for SAP Applications: 15-SP3
SUSE Linux Enterprise Module for Development Tools: 15-SP3
SUSE Linux Enterprise Module for Basesystem: 15-SP3
liblapacke3-debuginfo: before 3.5.0-4.6.1
liblapacke3: before 3.5.0-4.6.1
liblapack3-debuginfo: before 3.5.0-4.6.1
liblapack3: before 3.5.0-4.6.1
libblas3-debuginfo: before 3.5.0-4.6.1
libblas3: before 3.5.0-4.6.1
lapack-devel: before 3.5.0-4.6.1
lapack-debugsource: before 3.5.0-4.6.1
blas-devel: before 3.5.0-4.6.1
External linkshttp://www.suse.com/support/update/announcement/2022/suse-su-20220915-1/
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.