CVE-2022-47938

Published on: Not Yet Published

Last Modified on: 01/23/2023 06:55:00 PM UTC

CVE-2022-47938

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

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

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2misc.c has an out-of-bounds read and OOPS for SMB2_TREE_CONNECT.

  • CVE-2022-47938 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 6.5 - MEDIUM

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

CVE References

Description Tags ⓘ Link
kernel/git/torvalds/linux.git - Linux kernel source tree git.kernel.org
text/html
 URL Logo MISC git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=824d4f64c20093275f72fc8101394d75ff6a249e
ZDI-22-1689 | Zero Day Initiative www.zerodayinitiative.com
text/html
 URL Logo MISC www.zerodayinitiative.com/advisories/ZDI-22-1689/
oss-security - Re: Details on this supposed Linux Kernel ksmbd RCE www.openwall.com
text/html
 URL Logo MLIST [oss-security] 20221223 Re: Details on this supposed Linux Kernel ksmbd RCE
ksmbd: prevent out of bound read for SMB2_TREE_CONNNECT · torvalds/[email protected] · GitHub github.com
text/html
 URL Logo MISC github.com/torvalds/linux/commit/824d4f64c20093275f72fc8101394d75ff6a249e
cdn.kernel.org
text/plain
 URL Logo MISC cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
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Related QID Numbers

  • 904766 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (12093)
  • 905069 Common Base Linux Mariner (CBL-Mariner) Security Update for livepatch-5.15.48.1-4.cm2 (12520)
  • 906454 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (12093-2)

Known Affected Configurations (CPE V2.3)

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

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2022-47938 : An issue was discovered in ksmbd in the #Linux #kernel before 5.19.2. fs/ksmbd/smb2misc.c has an o… twitter.com/i/web/status/1… 2022-12-23 16:06:59
Reddit Logo Icon /r/netcve CVE-2022-47938 2022-12-23 17:39:30
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