CVE-2021-3669

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Summary

CVECVE-2021-3669
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-08-26 16:15:00 UTC
Updated2023-07-07 19:16:00 UTC
DescriptionA flaw was found in the Linux kernel. Measuring usage of the shared memory does not scale with large shared memory segment counts which could lead to resource exhaustion and DoS.

Risk And Classification

Problem Types: CWE-770

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 11.0 All All All
Operating System Fedoraproject Fedora 34 All All All
Application Ibm Spectrum Copy Data Management All All All All
Application Ibm Spectrum Protect Plus All All All All
Operating System Linux Linux Kernel - All All All
Operating System Linux Linux Kernel All All All All
Application Redhat Build Of Quarkus All All All All
Application Redhat Codeready Linux Builder - All All All
Application Redhat Developer Tools 1.0 All All All
Operating System Redhat Enterprise Linux 8.0 All All All
Operating System Redhat Enterprise Linux 6.0 All All All
Operating System Redhat Enterprise Linux 7.0 All All All
Operating System Redhat Enterprise Linux 8.0 All All All
Operating System Redhat Enterprise Linux Aus 8.6 All All All
Operating System Redhat Enterprise Linux Eus 8.6 All All All
Operating System Redhat Enterprise Linux For Ibm Z Systems 8.0 All All All
Operating System Redhat Enterprise Linux For Ibm Z Systems Eus 8.6 All All All
Operating System Redhat Enterprise Linux For Power Little Endian 8.0 All All All
Operating System Redhat Enterprise Linux For Power Little Endian 8.0 All All All
Operating System Redhat Enterprise Linux For Power Little Endian Eus 8.6 All All All
Operating System Redhat Enterprise Linux For Power Little Endian Eus 8.6 All All All
Operating System Redhat Enterprise Linux For Real Time 8 All All All
Operating System Redhat Enterprise Linux For Real Time For Nfv 8 All All All
Operating System Redhat Enterprise Linux For Real Time For Nfv Tus 8.6 All All All
Operating System Redhat Enterprise Linux For Real Time Tus 8.6 All All All
Operating System Redhat Enterprise Linux Server Aus 8.6 All All All
Operating System Redhat Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions 8.6 All All All
Operating System Redhat Enterprise Linux Server Tus 8.6 All All All
Application Redhat Openshift Container Platform 4.6 All All All
Application Redhat Openshift Container Platform 4.7 All All All
Application Redhat Openshift Container Platform 4.9 All All All
Application Redhat Virtualization Host 4.0 All All All

References

ReferenceSourceLinkTags
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
1986473 – (CVE-2021-3669) CVE-2021-3669 kernel: reading /proc/sysvipc/shm does not scale with large shared memory segment counts MISC bugzilla.redhat.com
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
CVE-2021-3669 MISC security-tracker.debian.org
Bug Access Denied MISC bugzilla.redhat.com
Red Hat Customer Portal - Access to 24x7 support and knowledge MISC access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 159825 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-1988)
  • 160107 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9828)
  • 160108 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2022-9829)
  • 184512 Debian Security Update for linux (CVE-2021-3669)
  • 199218 Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5927-1)
  • 199259 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5980-1)
  • 199261 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5984-1)
  • 199264 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5985-1)
  • 199267 Ubuntu Security Notification for Linux kernel (GCP) Vulnerabilities (USN-5991-1)
  • 199289 Ubuntu Security Notification for Linux kernel (BlueField) Vulnerabilities (USN-6020-1)
  • 199300 Ubuntu Security Notification for Linux kernel (Qualcomm Snapdragon) Vulnerabilities (USN-6030-1)
  • 199405 Ubuntu Security Notification for Linux kernel (Xilinx ZynqMP) Vulnerabilities (USN-6151-1)
  • 199502 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5975-1)
  • 199541 Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5924-1)
  • 199560 Ubuntu Security Notification for Linux kernel (AWS) Vulnerabilities (USN-6001-1)
  • 199568 Ubuntu Security Notification for Linux kernel (AWS) Vulnerabilities (USN-6013-1)
  • 199570 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5981-1)
  • 199577 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-6014-1)
  • 199587 Ubuntu Security Notification for Linux kernel (GCP) Vulnerabilities (USN-6009-1)
  • 240275 Red Hat Update for kernel-rt (RHSA-2022:1975)
  • 240298 Red Hat Update for kernel security (RHSA-2022:1988)
  • 671159 EulerOS Security Update for kernel (EulerOS-SA-2021-2805)
  • 671219 EulerOS Security Update for kernel (EulerOS-SA-2022-1030)
  • 671225 EulerOS Security Update for kernel (EulerOS-SA-2022-1010)
  • 671288 EulerOS Security Update for kernel (EulerOS-SA-2022-1227)
  • 671304 EulerOS Security Update for kernel (EulerOS-SA-2022-1208)
  • 671611 EulerOS Security Update for kernel (EulerOS-SA-2022-1537)
  • 671703 EulerOS Security Update for kernel (EulerOS-SA-2022-1735)
  • 751217 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3387-1)
  • 751223 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3338-1)
  • 751234 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:1357-1)
  • 751235 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3447-1)
  • 751245 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:1365-1)
  • 903781 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10701)
  • 903867 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10676)
  • 904257 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10676-1)
  • 906337 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10676-2)
  • 940517 AlmaLinux Security Update for kernel (ALSA-2022:1988)
  • 960132 Rocky Linux Security Update for kernel-rt (RLSA-2022:1975)
  • 960134 Rocky Linux Security Update for kernel (RLSA-2022:1988)
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