CVE-2022-42895

Published on: Not Yet Published

Last Modified on: 01/23/2023 06:29:00 PM UTC

CVE-2022-42895

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

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

There is an infoleak vulnerability in the Linux kernel's net/bluetooth/l2cap_core.c's l2cap_parse_conf_req function which can be used to leak kernel pointers remotely. We recommend upgrading past commit https://github.com/torvalds/linux/commit/b1a2cd50c0357f243b7435a732b4e62ba3157a2e https://www.google.com/url

  • CVE-2022-42895 has been assigned by URL Logo secu[email protected] to track the vulnerability - currently rated as MEDIUM severity.
  • Affected Vendor/Software: URL Logo Linux - Linux Kernel version = 3.0.0

CVSS3 Score: 6.5 - MEDIUM

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

CVE References

Description Tags ⓘ Link
Bluetooth: L2CAP: Fix attempting to access uninitialized memory · torvalds/linux@b1a2cd5 · GitHub github.com
text/html
 URL Logo MISC github.com/torvalds/linux/commit/b1a2cd50c0357f243b7435a732b4e62ba3157a2e
???????? kernel.dance
text/html
 URL Logo MISC kernel.dance/#b1a2cd50c0357f243b7435a732b4e62ba3157a2e
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Related QID Numbers

  • 160371 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2023-12008)
  • 160372 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2023-12009)
  • 160381 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2023-12017)
  • 160382 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2023-12018)
  • 160447 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2023-12109)
  • 160458 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel (ELSA-2023-12117)
  • 160461 Oracle Enterprise Linux Security Update for unbreakable enterprise kernel-container (ELSA-2023-12118)
  • 181401 Debian Security Update for linux (CVE-2022-42895)
  • 181440 Debian Security Update for linux-5.10 (DLA 3244-1)
  • 181565 Debian Security Update for linux (DLA 3245-1)
  • 199076 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5780-1)
  • 199153 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5853-1)
  • 199154 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5858-1)
  • 199156 Ubuntu Security Notification for Linux kernel (OEM) Vulnerabilities (USN-5859-1)
  • 199159 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5851-1)
  • 199160 Ubuntu Security Notification for Linux kernel (GKE) Vulnerabilities (USN-5860-1)
  • 199166 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5850-1)
  • 199177 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5876-1)
  • 199178 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5874-1)
  • 199179 Ubuntu Security Notification for Linux kernel (GKE) Vulnerabilities (USN-5877-1)
  • 199180 Ubuntu Security Notification for Linux kernel (GKE) Vulnerabilities (USN-5875-1)
  • 199181 Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5878-1)
  • 199183 Ubuntu Security Notification for Linux kernel (HWE) Vulnerabilities (USN-5879-1)
  • 199204 Ubuntu Security Notification for Linux kernel (Azure CVM) Vulnerabilities (USN-5909-1)
  • 199213 Ubuntu Security Notification for Linux kernel (BlueField) Vulnerabilities (USN-5918-1)
  • 199214 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5920-1)
  • 199217 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5925-1)
  • 199218 Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5927-1)
  • 199502 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5975-1)
  • 199541 Ubuntu Security Notification for Linux kernel (Azure) Vulnerabilities (USN-5924-1)
  • 199555 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5926-1)
  • 199566 Ubuntu Security Notification for Linux kernel (GCP) Vulnerabilities (USN-6007-1)
  • 199567 Ubuntu Security Notification for Linux kernel (HWE) Vulnerabilities (USN-5883-1)
  • 199581 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5919-1)
  • 199590 Ubuntu Security Notification for Linux kernel (AWS) Vulnerabilities (USN-5884-1)
  • 377891 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0002)
  • 378043 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX2-SA-2023:0011)
  • 378468 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-20230042)
  • 378512 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0042)
  • 672532 EulerOS Security Update for kernel (EulerOS-SA-2023-1126)
  • 672564 EulerOS Security Update for kernel (EulerOS-SA-2023-1102)
  • 753014 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4505-1)
  • 753020 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4585-1)
  • 753034 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4504-1)
  • 753038 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4573-1)
  • 753039 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4574-1)
  • 753045 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4503-1)
  • 753047 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4566-1)
  • 753051 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4589-1)
  • 753060 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4615-1)
  • 753061 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4616-1)
  • 753062 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4613-1)
  • 753063 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4617-1)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		LinuxLinux Kernel-AllAllAll
  • cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @sidfm_jp Linux Kernel の Bluetooth L2CAP の処理にサービスを妨害される複数の問題 (CVE-2022-42895, CVE-202 [44034] sid.softek.jp/content/show/4… #SIDfm #脆弱性情報 2022-11-14 08:00:09
Twitter Icon @top5cve ✨ Top 5 CVE last 24h on Twitter 1. CVE-2022-42895 : 3 twitter.com/twitter/status… 2. CVE-2022-3889 : 0… twitter.com/i/web/status/1… 2022-11-15 22:28:38
Twitter Icon @top5cve ✨ Top 5 CVE last 24h on Twitter 1. CVE-2022-42895 : 3 twitter.com/twitter/status… 2. CVE-2022-3886 : 0… twitter.com/i/web/status/1… 2022-11-15 22:29:00
Twitter Icon @top5cve ✨ Top 2 CVE last 12h 1. CVE-2022-42895 : 3 twitter.com/twitter/status… 2. CVE-2022-3307 : 0 twitter.com/twitter/status… twitter.com/15925786292586… 2022-11-16 09:27:58
Twitter Icon @CVEreport CVE-2022-42895 : There is an infoleak vulnerability in the #Linux #kernel's net/bluetooth/l2cap_core.c's l2cap_pars… twitter.com/i/web/status/1… 2022-11-23 15:05:16
Reddit Logo Icon /r/netcve CVE-2022-42895 2022-11-23 15:38:29
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