CVE-2021-45095

Published on: Not Yet Published

Last Modified on: 04/06/2022 01:56:00 PM UTC

CVE-2021-45095

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:N/A:N

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

pep_sock_accept in net/phonet/pep.c in the Linux kernel through 5.15.8 has a refcount leak.

  • CVE-2021-45095 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 HIGH NONE NONE

CVSS2 Score: 2.1 - LOW

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

CVE References

Description Tags ⓘ Link
phonet: refcount leak in pep_sock_accep · torvalds/[email protected] · GitHub github.com
text/html
 URL Logo MISC github.com/torvalds/linux/commit/bcd0f93353326954817a4f9fa55ec57fb38acbb0
[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
[SECURITY] [DLA 2940-1] linux security update lists.debian.org
text/html
 URL Logo MLIST [debian-lts-announce] 20220309 [SECURITY] [DLA 2940-1] linux security update
Debian -- Security Information -- DSA-5050-1 linux www.debian.org
Depreciated Link
text/html
 URL Logo DEBIAN DSA-5050
Debian -- Security Information -- DSA-5096-1 linux www.debian.org
Depreciated Link
text/html
 URL Logo DEBIAN DSA-5096
kernel/git/netdev/net.git - Netdev Group's networking tree git.kernel.org
text/html
 URL Logo MISC git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=bcd0f93353326954817a4f9fa55ec57fb38acbb0
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Related QID Numbers

  • 159777 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9348)
  • 159785 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2022-9368)
  • 159788 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2022-9365)
  • 179012 Debian Security Update for linux (DSA 5050-1)
  • 179117 Debian Security Update for linux (DSA 5096-1)
  • 179118 Debian Security Update for linux (DLA 2940-1)
  • 179119 Debian Security Update for linux-4.19 (DLA 2941-1)
  • 198659 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5278-1)
  • 198707 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5339-1)
  • 198708 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5337-1)
  • 198709 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5338-1)
  • 198731 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5368-1)
  • 198740 Ubuntu Security Notification for Linux kernel (BlueField) Vulnerabilities (USN-5377-1)
  • 353151 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.10-2022-009
  • 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
  • 376925 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2022:0125)
  • 390261 Oracle Managed Virtualization (VM) Server for x86 Security Update for kernel (OVMSA-2022-0014)
  • 751695 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0367-1)
  • 751697 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0366-1)
  • 751698 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0362-1)
  • 751699 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0365-1)
  • 751700 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:0363-1)
  • 751701 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:0366-1)
  • 751702 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0371-1)
  • 751704 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2022:0370-1)
  • 751832 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0765-1)
  • 751835 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0767-1)
  • 752005 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0370-1)
  • 753172 SUSE Enterprise Linux Security Update for the Linux RT Kernel (SUSE-SU-2022:0543-1)
  • 753212 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0363-1)
  • 753280 SUSE Enterprise Linux Security Update for the Linux RT Kernel (SUSE-SU-2022:0544-1)
  • 753441 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:14905-1)
  • 900454 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (7029)
  • 901190 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (7033-1)
  • 906129 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (7029-1)
  • 906367 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (7033-2)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		DebianDebian Linux10.0AllAllAll
Operating
System		DebianDebian Linux11.0AllAllAll
Operating
System		DebianDebian Linux9.0AllAllAll
Operating
System		LinuxLinux KernelAllAllAllAll
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-45095 : pep_sock_accept in net/phonet/pep.c in the #Linux #kernel through 5.15.8 has a refcount leak.... cve.report/CVE-2021-45095 2021-12-16 04:04:08
Twitter Icon @LinInfoSec Git - CVE-2021-45095: git.kernel.org/pub/scm/linux/… 2021-12-21 01:40:06
Twitter Icon @softek_jp Linux Kernel の phonet の処理にサービスを妨害される問題 (CVE-2021-45095) [41118] sid.softek.jp/content/show/4… #SIDfm #脆弱性情報 2022-01-24 06:04:27
Reddit Logo Icon /r/netcve CVE-2021-45095 2021-12-16 04:38:45
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