CVE-2021-38604

Exploit

EPSS 3.05%
Veröffentlicht 12.08.2021 16:15:10
Zuletzt bearbeitet 30.05.2025 19:15:26
Quelle cve@mitre.org
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In librt in the GNU C Library (aka glibc) through 2.34, sysdeps/unix/sysv/linux/mq_notify.c mishandles certain NOTIFY_REMOVED data, leading to a NULL pointer dereference. NOTE: this vulnerability was introduced as a side effect of the CVE-2021-33574 fix.

Betroffene Produkte Warnungen 0 Metriken 4 CWE 1 Referenzen 11

NVD 11 VulnDex Vulnerability Enrichment 0

Daten sind bereitgestellt durch National Vulnerability Database (NVD)

Gnu ≫ Glibc Version <= 2.34

Fedoraproject ≫ Fedora Version35

Oracle ≫ Communications Cloud Native Core Binding Support Function Version22.1.3

Oracle ≫ Communications Cloud Native Core Network Function Cloud Native Environment Version22.1.0

Oracle ≫ Communications Cloud Native Core Network Repository Function Version22.1.2

Oracle ≫ Communications Cloud Native Core Network Repository Function Version22.2.0

Oracle ≫ Communications Cloud Native Core Security Edge Protection Proxy Version22.1.1

Oracle ≫ Communications Cloud Native Core Unified Data Repository Version22.2.0

Oracle ≫ Enterprise Operations Monitor Version4.3

Oracle ≫ Enterprise Operations Monitor Version4.4

Oracle ≫ Enterprise Operations Monitor Version5.0

Zu dieser CVE wurde keine Warnung gefunden.

EPSS Metriken
Typ	Quelle	Score	Percentile
EPSS	FIRST.org	3.05%	0.858

CVSS Metriken
Quelle	Base Score	Exploit Score	Impact Score	Vector String
nvd@nist.gov	7.5	3.9	3.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvd@nist.gov	5	10	2.9	AV:N/AC:L/Au:N/C:N/I:N/A:P
134c704f-9b21-4f2e-91b3-4a467353bcc0	7.5	3.9	3.6	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://www.oracle.com/security-alerts/cpujul2022.html

Patch

Third Party Advisory

https://security.gentoo.org/glsa/202208-24

Third Party Advisory

https://blog.tuxcare.com/cve/tuxcare-team-identifies-cve-2021-38604-a-new-vulnerability-in-glibc

Third Party Advisory

Exploit

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GYEXYM37RCJWJ6B5KQUYQI4NZBDDYSXP/

https://security.netapp.com/advisory/ntap-20210909-0005/

Third Party Advisory

https://sourceware.org/bugzilla/show_bug.cgi?id=28213

Patch

Third Party Advisory

Issue Tracking

https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=4cc79c217744743077bf7a0ec5e0a4318f1e6641

https://sourceware.org/git/?p=glibc.git%3Ba=commit%3Bh=b805aebd42364fe696e417808a700fdb9800c9e8

https://nvd.nist.gov/vuln/detail/CVE-2021-38604

CVE Source (NVD)

https://cveawg.mitre.org/api/cve/CVE-2021-38604

CVE Source (JSON)

https://euvd.enisa.europa.eu/vulnerability/CVE-2021-38604

EUVD

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Features der Plattform

CVE-2021-38604