CVE-2022-47941

Published: Dic 23, 2022 Last Modified: Apr 15, 2025 EU-VD ID: EUVD-2022-50674 Aliases: GSD-2022-47941
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high

Description

AI Translation Available

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c omits a kfree call in certain smb2_handle_negotiate error conditions, aka a memory leak.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0038
Percentile
0,6th
Updated

EPSS Score Trend (Last 90 Days)

401

Missing Release of Memory after Effective Lifetime

Draft
Abstraction: Variant Structure: Simple
Common Consequences
Security Scopes Affected:
Availability Other
Potential Impacts:
Dos: Crash, Exit, Or Restart Dos: Instability Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Reduce Performance
Applicable Platforms
Languages: C, C++, Not Language-Specific
Likelihood of Exploit: Medium
View CWE Details
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
From 5.16 (inclusive)
To 5.18.18 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
From 5.19 (inclusive)
To 5.19.2 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System

Linux Kernel by Linux

Product Information
Vendor Linux
Product Linux Kernel
Version Range Affected
From 5.15 (inclusive)
To 5.15.61 (exclusive)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19…
Mailing List Patch Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
https://github.com/torvalds/linux/commit/aa7253c2393f6dcd6a…
Patch Third Party Advisory
https://github.com/torvalds/linux/commit/aa7253c2393f6dcd6a1468b0792f6da76edad9…
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux…
Mailing List Patch Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=aa72…
https://www.zerodayinitiative.com/advisories/ZDI-22-1687/
Third Party Advisory VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-22-1687/
http://www.openwall.com/lists/oss-security/2022/12/23/10
Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/12/23/10
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19…
Mailing List Patch Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
https://github.com/torvalds/linux/commit/aa7253c2393f6dcd6a…
Patch Third Party Advisory
https://github.com/torvalds/linux/commit/aa7253c2393f6dcd6a1468b0792f6da76edad9…
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux…
Mailing List Patch Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=aa72…
https://www.zerodayinitiative.com/advisories/ZDI-22-1687/
Third Party Advisory VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-22-1687/
http://www.openwall.com/lists/oss-security/2022/12/23/10
Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/12/23/10