CVE-2023-38428
First published: Mon Jul 17 2023(Updated: )
An issue was discovered in the Linux kernel before 6.3.4. fs/ksmbd/smb2pdu.c in ksmbd does not properly check the UserName value because it does not consider the address of security buffer, leading to an out-of-bounds read.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=5.15<5.15.113 | |
| Linux Kernel | >=5.16<6.1.30 | |
| Linux Kernel | >=6.2<6.3.4 | |
| netapp solidfire \& hci management node | ||
| netapp solidfire \& hci storage node | ||
| netapp h300s | ||
| netapp h410s | ||
| netapp h500s | ||
| netapp h700s | ||
| Linux Kernel | <6.3.4 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.13-1 |
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Reference Links
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=f0a96d1aafd8964e1f9955c830a3e5cb3c60a90f
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4
- https://security.netapp.com/advisory/ntap-20230831-0001/
- https://launchpad.net/bugs/cve/CVE-2023-38428
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-38428
- https://nvd.nist.gov/vuln/detail/CVE-2023-38428
- https://security-tracker.debian.org/tracker/CVE-2023-38428
- https://ubuntu.com/security/CVE-2023-38428
- https://git.kernel.org/linus/f0a96d1aafd8964e1f9955c830a3e5cb3c60a90f
Frequently Asked Questions
What is the severity of CVE-2023-38428?
CVE-2023-38428 is considered a high severity vulnerability due to its potential for causing out-of-bounds reads in the Linux kernel.
How do I fix CVE-2023-38428?
To fix CVE-2023-38428, update your Linux kernel to a version later than 6.3.4 or to one of the specified patched versions like 5.10.223-1 or 6.1.123-1.
Which systems are affected by CVE-2023-38428?
CVE-2023-38428 affects various versions of the Linux kernel prior to 6.3.4 and certain NetApp SolidFire and HCI management nodes.
What is the nature of the vulnerability in CVE-2023-38428?
CVE-2023-38428 involves inadequate checks of the UserName value leading to an out-of-bounds read, which could be exploited for information disclosure.
When was CVE-2023-38428 last updated?
CVE-2023-38428 was last updated on November 29, 2024.
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