CVE-2022-47939
CRITICAL
9,8
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: high
Integrity: high
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 has a use-after-free and OOPS for SMB2_TREE_DISCONNECT.
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
0,0114
Percentile
0,8th
Updated
EPSS Score Trend (Last 91 Days)
416
Use After Free
StableCommon Consequences
Security Scopes Affected:
Integrity
Availability
Confidentiality
Potential Impacts:
Modify Memory
Dos: Crash, Exit, Or Restart
Execute Unauthorized Code Or Commands
Applicable Platforms
Languages:
C, C++, Memory-Unsafe
Operating System
Linux Kernel by Linux
Version Range Affected
From
5.16
(inclusive)
To
5.18.18
(exclusive)
CPE Identifier
View Detailed Analysis
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System
Linux Kernel by Linux
Version Range Affected
From
5.19
(inclusive)
To
5.19.2
(exclusive)
CPE Identifier
View Detailed Analysis
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Operating System
Linux Kernel by Linux
Version Range Affected
From
5.15
(inclusive)
To
5.15.61
(exclusive)
CPE Identifier
View Detailed Analysis
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
https://github.com/torvalds/linux/commit/cf6531d98190fa2cf92a6d8bbc8af0a4740a22…
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf65…
https://www.secpod.com/blog/zero-day-server-message-block-smb-server-in-linux-k…
https://www.zerodayinitiative.com/advisories/ZDI-22-1690/
http://www.openwall.com/lists/oss-security/2022/12/23/10
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
https://github.com/torvalds/linux/commit/cf6531d98190fa2cf92a6d8bbc8af0a4740a22…
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf65…
https://www.secpod.com/blog/zero-day-server-message-block-smb-server-in-linux-k…
https://www.zerodayinitiative.com/advisories/ZDI-22-1690/
http://www.openwall.com/lists/oss-security/2022/12/23/10