VulnerabilityModified
CVE-2023-38426
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.
CRITICAL 9.1EPSS 3.04%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 9.1 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
- EPSS
- 3.04% probability · 87th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- linux/linux kernel · netapp/solidfire \& hci management node · netapp/solidfire \& hci storage node · netapp/h300s · netapp/h410s · netapp/h500s · netapp/h700s
- Source
- cve@mitre.org
References
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4Mailing List, Release Notes, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85Patch
- https://security.netapp.com/advisory/ntap-20230915-0010/Third Party Advisory, VDB Entry
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4Mailing List, Release Notes, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85Patch
- https://security.netapp.com/advisory/ntap-20230915-0010/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.