CVE-2023-38427: Integer Underflow
First published: Tue Jul 18 2023(Updated: )
An issue was discovered in the Linux kernel before 6.3.8. fs/smb/server/smb2pdu.c in ksmbd has an integer underflow and out-of-bounds read in deassemble_neg_contexts.
Credit: cve@mitre.org cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <6.3.8 | |
| Linux Linux kernel | >=5.15<5.15.145 | |
| Linux Linux kernel | >=5.16<6.1.34 | |
| Linux Linux kernel | >=6.2<6.3.8 | |
| Netapp H300s | ||
| Netapp H410s | ||
| Netapp H500s | ||
| Netapp H700s | ||
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.5-1 6.11.7-1 |
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Reference Links
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/smb/server?id=f1a411873c85b642f13b01f21b534c2bab81fc1b
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.8
- https://security.netapp.com/advisory/ntap-20230824-0011/
- https://launchpad.net/bugs/cve/CVE-2023-38427
- https://git.kernel.org/linus/f1a411873c85b642f13b01f21b534c2bab81fc1b
- https://security-tracker.debian.org/tracker/CVE-2023-38427
- https://git.kernel.org/linus/f1a411873c85b642f13b01f21b534c2bab81fc1b (6.4-rc6)
- https://ubuntu.com/security/notices/USN-6412-1
- https://ubuntu.com/security/notices/USN-6466-1
- https://ubuntu.com/security/notices/USN-6725-1
- https://www.cve.org/CVERecord?id=CVE-2023-38427
- https://ubuntu.com/security/notices/USN-6725-2
- https://nvd.nist.gov/vuln/detail/CVE-2023-38427
- https://git.kernel.org/linus/af320a739029f6f8c5c05e769fadaf88e9b7d34f
- https://ubuntu.com/security/CVE-2023-38427
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