CVE-2022-2905

Published on: Not Yet Published

Last Modified on: 11/21/2022 07:44:00 PM UTC

CVE-2022-2905

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:

An out-of-bounds memory read flaw was found in the Linux kernel's BPF subsystem in how a user calls the bpf_tail_call function with a key larger than the max_entries of the map. This flaw allows a local user to gain unauthorized access to data.

  • CVE-2022-2905 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

CVE References

Description Tags ⓘ Link
[PATCH bpf] bpf: Don't use tnum_range on array range checking for poke descriptors - Daniel Borkmann lore.kernel.org
text/html
 URL Logo MISC lore.kernel.org/bpf/[email protected]ogearbox.net/
2121800 – (CVE-2022-2905) CVE-2022-2905 kernel: slab-out-of-bound read in bpf bugzilla.redhat.com
text/html
 URL Logo MISC bugzilla.redhat.com/show_bug.cgi?id=2121800
[SECURITY] [DLA 3173-1] linux-5.10 security update lists.debian.org
text/html
 URL Logo MLIST [debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security update
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Related QID Numbers

  • 181043 Debian Security Update for linux (CVE-2022-2905)
  • 181190 Debian Security Update for linux-5.10 (DLA 3173-1)
  • 199031 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5729-1)
  • 199038 Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5729-2)
  • 354082 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.15-2022-008
  • 354084 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.10-2022-020
  • 354439 Amazon Linux Security Advisory for kernel : ALAS2022-2022-150
  • 354468 Amazon Linux Security Advisory for kernel : ALAS2022-2022-185
  • 354542 Amazon Linux Security Advisory for kernel : ALAS-2022-185
  • 377891 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX3-SA-2023:0002)
  • 752589 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3264-1)
  • 752594 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3293-1)
  • 752632 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3450-1)
  • 753063 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:4617-1)
  • 753167 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3288-1)
  • 753370 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3609-1)
  • 753374 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:3809-1)
  • 903912 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10945)
  • 903929 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10922)
  • 904100 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10945-1)
  • 904263 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10922-1)
  • 906080 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10945-2)
  • 906330 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (10922-2)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		DebianDebian Linux10.0AllAllAll
Operating
System		LinuxLinux KernelAllAllAllAll
Operating
System		LinuxLinux Kernel6.0rc1AllAll
Operating
System		LinuxLinux Kernel6.0rc2AllAll
Operating
System		LinuxLinux Kernel6.0rc3AllAll
Operating
System		RedhatEnterprise Linux8.0AllAllAll
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:6.0:rc2:*:*:*:*:*:*:
  • cpe:2.3:o:linux:linux_kernel:6.0:rc3:*:*:*:*:*:*:
  • cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2022-2905 : An out-of-bounds memory read flaw was found in the #Linux #kernel's BPF subsystem in how a user cal… twitter.com/i/web/status/1… 2022-09-09 15:31:41
Reddit Logo Icon /r/netcve CVE-2022-2905 2022-09-09 16:38:51
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