CVE-2021-41864

Published on: 10/01/2021 12:00:00 AM UTC

Last Modified on: 03/25/2022 06:27:00 PM UTC

CVE-2021-41864

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Certain versions of Debian Linux from Debian contain the following vulnerability:

prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write.

  • CVE-2021-41864 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as HIGH severity.

CVSS3 Score: 7.8 - HIGH

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
LOCAL LOW LOW NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 4.6 - MEDIUM

Access
Vector ⓘ		 Access
Complexity		 Authentication
LOCAL LOW NONE
Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags ⓘ Link
kernel/git/bpf/bpf.git - BPF kernel tree git.kernel.org
text/html
 URL Logo MISC git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git/commit/?id=30e29a9a2bc6a4888335a6ede968b75cd329657a
bpf: Fix integer overflow in prealloc_elems_and_freelist() · torvalds/[email protected] · GitHub github.com
text/html
 URL Logo MISC github.com/torvalds/linux/commit/30e29a9a2bc6a4888335a6ede968b75cd329657a
[SECURITY] [DLA 2941-1] linux-4.19 security update lists.debian.org
text/html
 URL Logo MLIST [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
cdn.kernel.org
text/plain
 URL Logo CONFIRM cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.12
CVE-2021-41864 Linux Kernel Vulnerability in NetApp Products | NetApp Product Security security.netapp.com
text/html
 URL Logo CONFIRM security.netapp.com/advisory/ntap-20211029-0004/
[SECURITY] Fedora 33 Update: kernel-5.14.10-100.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
text/html
 URL Logo FEDORA FEDORA-2021-9dd76a1ed0
[SECURITY] Fedora 34 Update: kernel-5.14.10-200.fc34 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
text/html
 URL Logo FEDORA FEDORA-2021-ffda3d6fa1
Debian -- Security Information -- DSA-5096-1 linux www.debian.org
Depreciated Link
text/html
 URL Logo DEBIAN DSA-5096
[SECURITY] [DLA 2843-1] linux security update lists.debian.org
text/html
 URL Logo MLIST [debian-lts-announce] 20211216 [SECURITY] [DLA 2843-1] linux security update
[SECURITY] Fedora 35 Update: kernel-5.14.10-300.fc35 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
text/html
 URL Logo FEDORA FEDORA-2021-79cbbefebe
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Related QID Numbers

  • 159579 Oracle Enterprise Linux Security Update for Unbreakable Enterprise kernel (ELSA-2021-9621)
  • 159580 Oracle Enterprise Linux Security Update for Unbreakable Enterprise kernel-container (ELSA-2021-9623)
  • 159825 Oracle Enterprise Linux Security Update for kernel (ELSA-2022-1988)
  • 178943 Debian Security Update for linux (DLA 2843-1)
  • 179117 Debian Security Update for linux (DSA 5096-1)
  • 179119 Debian Security Update for linux-4.19 (DLA 2941-1)
  • 179646 Debian Security Update for linux (CVE-2021-41864)
  • 198567 Ubuntu Security Notification for Linux kernel (OEM 5.14) Vulnerabilities (USN-5140-1)
  • 198569 Ubuntu Security Notification for Linux kernel (OEM 5.10) Vulnerabilities (USN-5139-1)
  • 198617 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5209-1)
  • 198618 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5210-1)
  • 198621 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5208-1)
  • 198627 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5218-1)
  • 240275 Red Hat Update for kernel-rt (RHSA-2022:1975)
  • 240298 Red Hat Update for kernel security (RHSA-2022:1988)
  • 281972 Fedora Security Update for kernel (FEDORA-2021-ffda3d6fa1)
  • 281973 Fedora Security Update for kernel (FEDORA-2021-9dd76a1ed0)
  • 352869 Amazon Linux Security Advisory for kernel: ALAS2-2021-1719
  • 353142 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.4-2022-009
  • 353153 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.10-2022-007
  • 353242 Amazon Linux Security Advisory for kernel : ALAC2012-2022-036
  • 353243 Amazon Linux Security Advisory for kmod-mlx5 : ALAC2012-2022-037
  • 353244 Amazon Linux Security Advisory for kmod-sfc : ALAC2012-2022-038
  • 353989 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.4-2022-027
  • 354000 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.4-2022-029
  • 354013 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.4-2022-031
  • 610400 Google Pixel Android March 2022 Security Patch Missing
  • 610408 Google Android April 2022 Security Patch Missing for Huawei EMUI
  • 671159 EulerOS Security Update for kernel (EulerOS-SA-2021-2805)
  • 671165 EulerOS Security Update for kernel (EulerOS-SA-2021-2912)
  • 671180 EulerOS Security Update for kernel (EulerOS-SA-2021-2919)
  • 671288 EulerOS Security Update for kernel (EulerOS-SA-2022-1227)
  • 671304 EulerOS Security Update for kernel (EulerOS-SA-2022-1208)
  • 751336 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:1460-1)
  • 751342 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3641-1)
  • 751346 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3655-1)
  • 751349 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:1477-1)
  • 751353 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3675-1)
  • 751381 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3748-1)
  • 751437 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3876-1)
  • 751441 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3876-1)
  • 751473 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3969-1)
  • 751476 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3972-1)
  • 900372 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (5947)
  • 901683 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (6597-1)
  • 906123 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (5947-1)
  • 940517 AlmaLinux Security Update for kernel (ALSA-2022:1988)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		DebianDebian Linux10.0AllAllAll
Operating
System		DebianDebian Linux9.0AllAllAll
Operating
System		FedoraprojectFedora33AllAllAll
Operating
System		FedoraprojectFedora34AllAllAll
Operating
System		FedoraprojectFedora35AllAllAll
Operating
System		LinuxLinux KernelAllAllAllAll
ApplicationNetappCloud Backup-AllAllAll
Hardware Device InfoNetappH300e-AllAllAll
Operating
System		NetappH300e Firmware-AllAllAll
Hardware Device InfoNetappH300s-AllAllAll
Operating
System		NetappH300s Firmware-AllAllAll
Hardware Device InfoNetappH410c-AllAllAll
Operating
System		NetappH410c Firmware-AllAllAll
Hardware Device InfoNetappH410s-AllAllAll
Operating
System		NetappH410s Firmware-AllAllAll
Hardware Device InfoNetappH500e-AllAllAll
Operating
System		NetappH500e Firmware-AllAllAll
Hardware Device InfoNetappH500s-AllAllAll
Operating
System		NetappH500s Firmware-AllAllAll
Hardware Device InfoNetappH700e-AllAllAll
Operating
System		NetappH700e Firmware-AllAllAll
Hardware Device InfoNetappH700s-AllAllAll
Operating
System		NetappH700s Firmware-AllAllAll
ApplicationNetappHci Management Node-AllAllAll
ApplicationNetappSolidfire-AllAllAll
Hardware Device InfoNetappSolidfire Baseboard Management Controller-AllAllAll
Operating
System		NetappSolidfire Baseboard Management Controller Firmware-AllAllAll
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*:
  • cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*:
  • cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*:
  • cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*:
  • cpe:2.3:a:netapp:solidfire:-:*:*:*:*:*:*:*:
  • cpe:2.3:h:netapp:solidfire_baseboard_management_controller:-:*:*:*:*:*:*:*:
  • cpe:2.3:o:netapp:solidfire_baseboard_management_controller_firmware:-:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-41864 : prealloc_elems_and_freelist in #kernel/bpf/stackmap.c in the #Linux kernel through 5.14.9 allows u… twitter.com/i/web/status/1… 2021-10-02 00:09:14
Twitter Icon @LinInfoSec Git - CVE-2021-41864: git.kernel.org/pub/scm/linux/… 2021-10-02 06:15:17
Twitter Icon @threatmeter CVE-2021-41864 prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel through 5.14.9 allows unpri… twitter.com/i/web/status/1… 2021-10-03 07:09:45
Twitter Icon @omokazuki SIOSセキュリティブログを更新しました。 Linux Kernelの脆弱性(CVE-2021-41864) #sios_tech #security #vulnerability #セキュリティ #脆弱性 #linux… twitter.com/i/web/status/1… 2021-10-03 18:30:00
Reddit Logo Icon /r/k12cybersecurity MS-ISAC CYBERSECURITY ADVISORY - Multiple Vulnerabilities in Google Android OS and Pixel Could Allow for Remote Code Execution - PATCH: NOW 2022-03-08 22:01:38
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