SUSE update for systemd



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-3821
CWE-ID CWE-193
Exploitation vector Local
Public exploit N/A
Vulnerable software
SUSE Linux Enterprise Software Development Kit
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications
Operating systems & Components / Operating system

SUSE Linux Enterprise Server
Operating systems & Components / Operating system

systemd-bash-completion
Operating systems & Components / Operating system package or component

systemd-debuginfo-32bit
Operating systems & Components / Operating system package or component

systemd-32bit
Operating systems & Components / Operating system package or component

libudev1-debuginfo-32bit
Operating systems & Components / Operating system package or component

libudev1-32bit
Operating systems & Components / Operating system package or component

libsystemd0-debuginfo-32bit
Operating systems & Components / Operating system package or component

libsystemd0-32bit
Operating systems & Components / Operating system package or component

udev-debuginfo
Operating systems & Components / Operating system package or component

udev
Operating systems & Components / Operating system package or component

systemd-sysvinit
Operating systems & Components / Operating system package or component

systemd
Operating systems & Components / Operating system package or component

libudev1-debuginfo
Operating systems & Components / Operating system package or component

libudev1
Operating systems & Components / Operating system package or component

libsystemd0-debuginfo
Operating systems & Components / Operating system package or component

libsystemd0
Operating systems & Components / Operating system package or component

systemd-devel
Operating systems & Components / Operating system package or component

systemd-debugsource
Operating systems & Components / Operating system package or component

systemd-debuginfo
Operating systems & Components / Operating system package or component

libudev-devel
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Off-by-one

EUVDB-ID: #VU69807

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-3821

CWE-ID: CWE-193 - Off-by-one Error

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an off-by-one error within the format_timespan() function in time-util.c. A local user can trigger an off-by-one error and perform a denial of service (DoS) attack.


Mitigation

Update the affected package systemd to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP Applications: 12-SP5

SUSE Linux Enterprise Server: 12-SP5

systemd-bash-completion: before 228-157.43.2

systemd-debuginfo-32bit: before 228-157.43.2

systemd-32bit: before 228-157.43.2

libudev1-debuginfo-32bit: before 228-157.43.2

libudev1-32bit: before 228-157.43.2

libsystemd0-debuginfo-32bit: before 228-157.43.2

libsystemd0-32bit: before 228-157.43.2

udev-debuginfo: before 228-157.43.2

udev: before 228-157.43.2

systemd-sysvinit: before 228-157.43.2

systemd: before 228-157.43.2

libudev1-debuginfo: before 228-157.43.2

libudev1: before 228-157.43.2

libsystemd0-debuginfo: before 228-157.43.2

libsystemd0: before 228-157.43.2

systemd-devel: before 228-157.43.2

systemd-debugsource: before 228-157.43.2

systemd-debuginfo: before 228-157.43.2

libudev-devel: before 228-157.43.2

CPE2.3 External links

https://www.suse.com/support/update/announcement/2022/suse-su-20224279-1/


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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