Linux Kernel up to 6.1.2 Attribute Name fs/ntfs3/inode.c 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 was found in Linux Kernel up to 6.1.2 (Operating System) and classified as critical. This issue affects an unknown functionality of the file fs/ntfs3/inode.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. Using CWE to declare the problem leads to CWE-787. The software writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
In the Linux kernel before 6.1.3, fs/ntfs3/inode.c does not validate the attribute name offset. An unhandled page fault may occur.
The weakness was published 03/19/2023. The advisory is shared at git.kernel.org. The identification of this vulnerability is CVE-2022-48424 since 03/19/2023. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (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-2022-48424 (🔒)
EntryCreated: 03/19/2023 07:54 AM
Updated: 04/11/2023 09:50 PM
Changes: 03/19/2023 07:54 AM (45), 04/11/2023 09:50 PM (11)
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