CVE-2023-38426
First published: Tue Jul 18 2023(Updated: )
An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context's name_len is larger than the tag length.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | <6.3.4 | |
| 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 Firmware | ||
| NetApp H410S Firmware | ||
| NetApp H500e Firmware | ||
| NetApp H700S | ||
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.128-1 6.12.20-1 6.12.21-1 |
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Reference Links
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85
- https://security.netapp.com/advisory/ntap-20230915-0010/
- https://launchpad.net/bugs/cve/CVE-2023-38426
- https://git.kernel.org/linus/02f76c401d17e409ed45bf7887148fcc22c93c85
- https://security-tracker.debian.org/tracker/CVE-2023-38426
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-38426
- https://nvd.nist.gov/vuln/detail/CVE-2023-38426
- https://ubuntu.com/security/CVE-2023-38426
Frequently Asked Questions
What is the severity of CVE-2023-38426?
CVE-2023-38426 has a high severity rating due to the out-of-bounds read vulnerability in the Linux kernel.
How do I fix CVE-2023-38426?
To fix CVE-2023-38426, upgrade your Linux kernel to version 6.3.4 or later.
Which versions of Linux are affected by CVE-2023-38426?
CVE-2023-38426 affects Linux kernel versions earlier than 6.3.4, including version 5.15.113 and those within the 5.16 to 6.1.30 range.
What software is impacted by CVE-2023-38426?
CVE-2023-38426 impacts the Linux kernel and specific NetApp solidfire and HCI management and storage nodes.
Is there a patch available for CVE-2023-38426?
Yes, there are patched versions available, including 5.10.223-1 and 6.12.12-1, among others.
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