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The vulnerabilities of the alloca() and strdup() functions in the Systemd initialization and service management subsystem allow a attacker to cause a service failure.

🗓️ 20 Aug 2021 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 4 Views

Alloca and string duplication flaws in Systemd initialization and service management can cause resource exhaustion and service failures.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: There is a vulnerability in the systemd used in IBM Elastic Storage System
21 Dec 202118:21
–ibm
IBM Security Bulletins		Security Bulletin: Cloud Pak for Security uses packages that are vulnerable to several CVEs
19 Oct 202115:38
–ibm
IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities affect IBM Cloud Foundry Migration Runtime
13 Oct 202114:44
–ibm
Tenable Nessus		Alibaba Cloud Linux 3 : 0218: systemd (ALINUX3-SA-2022:0218)
14 May 202500:00
–nessus
Tenable Nessus		AlmaLinux 8 : systemd (ALSA-2021:2717)
9 Feb 202200:00
–nessus
Tenable Nessus		CentOS 8 : systemd (CESA-2021:2717)
21 Jul 202100:00
–nessus
Tenable Nessus		Debian DLA-2715-1 : systemd - LTS security update
20 Jul 202100:00
–nessus
Tenable Nessus		Debian DSA-4942-1 : systemd - security update
20 Jul 202100:00
–nessus
Tenable Nessus		EulerOS 2.0 SP8 : systemd (EulerOS-SA-2021-2487)
24 Sep 202100:00
–nessus
Tenable Nessus		EulerOS 2.0 SP9 : systemd (EulerOS-SA-2021-2700)
11 Nov 202100:00
–nessus
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SourceLink
packetstormsecuritywww.packetstormsecurity.com/files/163621/Sequoia-A-Deep-Root-In-Linuxs-Filesystem-Layer.html
githubwww.github.com/systemd/systemd-stable/commit/4a1c5f34bd3e1daed4490e9d97918e504d19733b
githubwww.github.com/systemd/systemd-stable/commit/764b74113e36ac5219a4b82a05f311b5a92136ce
githubwww.github.com/systemd/systemd-stable/commit/b00674347337b7531c92fdb65590ab253bb57538
githubwww.github.com/systemd/systemd-stable/commit/cfd14c65374027b34dbbc4f0551456c5dc2d1f61
githubwww.github.com/systemd/systemd/commit/b34a4f0e6729de292cb3b0c03c1d48f246ad896b
githubwww.github.com/systemd/systemd/pull/20256/commits/441e0115646d54f080e5c3bb0ba477c892861ab9
listswww.lists.fedoraproject.org/archives/list/[email protected]/message/2LSDMHAKI4LGFOCSPXNVVSEWQFAVFWR7/
listswww.lists.fedoraproject.org/archives/list/[email protected]/message/42TMJVNYRY65B4QCJICBYOEIVZV3KUYI/
securitywww.security.gentoo.org/glsa/202107-48
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05 Mar 2025 00:00Current
6.6Medium risk
Vulners AI Score6.6
CVSS 24.9
CVSS 35.5
EPSS0.0865
Alloca vulnerabilityString duplication vulnerabilitySystemd initializationSystemd service managementResource exhaustionService failures
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