Linux Kernel up to 6.1.2 Attribute Name fs/ntfs3/record.c mi_enum_attr out-of-bounds write
|CVSS Meta Temp Score|
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|Current Exploit Price (≈)|
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|CTI Interest Score|
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A vulnerability has been found in Linux Kernel up to 6.1.2 (Operating System) and classified as critical. This vulnerability affects the function
mi_enum_attr of the file fs/ntfs3/record.c of the component Attribute Name Handler. The manipulation of the argument
attr with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The software writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
In the Linux kernel before 6.1.3, fs/ntfs3/record.c does not validate resident attribute names. An out-of-bounds write may occur.
The weakness was shared 03/19/2023. The advisory is shared for download at git.kernel.org. This vulnerability was named CVE-2022-48423 since 03/19/2023. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/11/2023).
Upgrading to version 6.1.3 eliminates this vulnerability. The upgrade is hosted for download at cdn.kernel.org. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.
CVSSv3VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.5
VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
ExploitingClass: Out-of-bounds write
CWE: CWE-787 / CWE-119
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceInterest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍
0-Day Time: 🔒
Upgrade: Kernel 6.1.3
Timeline03/19/2023 Advisory disclosed
03/19/2023 +0 days CVE reserved
03/19/2023 +0 days VulDB entry created
04/11/2023 +23 days VulDB last update
CVE: CVE-2022-48423 (🔒)
EntryCreated: 03/19/2023 07:53 AM
Updated: 04/11/2023 09:36 PM
Changes: 03/19/2023 07:53 AM (46), 04/11/2023 09:36 PM (11)
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