CVE-2021-43389

Published on: 11/04/2021 12:00:00 AM UTC

Last Modified on: 02/24/2023 03:09:00 PM UTC

CVE-2021-43389

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

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

An issue was discovered in the Linux kernel before 5.14.15. There is an array-index-out-of-bounds flaw in the detach_capi_ctr function in drivers/isdn/capi/kcapi.c.

  • CVE-2021-43389 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 5.5 - MEDIUM

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

CVSS2 Score: 2.1 - LOW

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

CVE References

Description Tags ⓘ Link
There is an array-index-out-bounds bug in detach_capi_ctr in drivers/isdn/capi/kcapi.c - butt3rflyh4ck lore.kernel.org
text/html
 URL Logo MISC lore.kernel.org/netdev/[email protected]om/
[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
oss-security - Re: Linux kernel: isdn: cpai: array-index-out-of-bounds in detach_capi_ctr in drivers/isdn/capi/kcapi.c www.openwall.com
text/html
 URL Logo MLIST [oss-security] 20211105 Re: Linux kernel: isdn: cpai: array-index-out-of-bounds in detach_capi_ctr in drivers/isdn/capi/kcapi.c
oss-sec: Linux kernel: isdn: cpai: array-index-out-of-bounds in detach_capi_ctr in drivers/isdn/capi/kcapi.c seclists.org
text/html
 URL Logo MISC seclists.org/oss-sec/2021/q4/39
kernel/git/torvalds/linux.git - Linux kernel source tree git.kernel.org
text/html
 URL Logo MISC git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1f3e2e97c003f80c4b087092b225c8787ff91e4d
2013180 – (CVE-2021-3896) CVE-2021-3896 kernel: an array-index-out-bounds in detach_capi_ctr in drivers/isdn/capi/kcapi.c bugzilla.redhat.com
text/html
 URL Logo CONFIRM bugzilla.redhat.com/show_bug.cgi?id=2013180
Debian -- Security Information -- DSA-5096-1 linux www.debian.org
Depreciated Link
text/html
 URL Logo DEBIAN DSA-5096
cdn.kernel.org
text/plain
 URL Logo MISC cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.15
[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
Oracle Critical Patch Update Advisory - July 2022 www.oracle.com
text/html
 URL Logo MISC www.oracle.com/security-alerts/cpujul2022.html
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Related QID Numbers

  • 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)
  • 179998 Debian Security Update for linux (CVE-2021-43389)
  • 198569 Ubuntu Security Notification for Linux kernel (OEM 5.10) Vulnerabilities (USN-5139-1)
  • 198589 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5165-1)
  • 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)
  • 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
  • 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)
  • 671295 EulerOS Security Update for kernel (EulerOS-SA-2022-1243)
  • 671344 EulerOS Security Update for kernel (EulerOS-SA-2022-1271)
  • 751353 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3675-1)
  • 751399 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:1501-1)
  • 751406 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:3806-1)
  • 751451 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2021:3935-1)
  • 752120 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:1651-1)
  • 752125 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:1686-1)
  • 752237 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2083-1)
  • 752240 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2103-1)
  • 752250 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:2111-1)
  • 900451 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (6170)
  • 901749 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (6604-1)
  • 905834 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (6170-1)
  • 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		LinuxLinux KernelAllAllAllAll
ApplicationOracleCommunications Cloud Native Core Binding Support Function22.1.3AllAllAll
ApplicationOracleCommunications Cloud Native Core Network Exposure Function22.1.1AllAllAll
ApplicationOracleCommunications Cloud Native Core Policy22.2.0AllAllAll
Operating
System		RedhatEnterprise Linux8.0AllAllAll
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:communications_cloud_native_core_network_exposure_function:22.1.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.2.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:-:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-43389 : An issue was discovered in the #Linux #kernel before 5.14.15. There is an array-index-out-of-bound… twitter.com/i/web/status/1… 2021-11-04 19:06:48
Twitter Icon @LinInfoSec Git - CVE-2021-43389: lore.kernel.org/netdev/CAFcO6X… 2021-11-04 23:07:04
© CVE.report 2023 Twitter Nitter Twitter Viewer |

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