CVE-2023-4130
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
ksmbd: fix wrong next length validation of ea buffer in smb2_set_ea()
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix wrong next length validation of ea buffer in smb2_set_ea() There are multiple smb2_ea_info buffers in FILE_FULL_EA_INFORMATION request from client. ksmbd find next smb2_ea_info using ->NextEntryOffset of current smb2_ea_info. ksmbd need to validate buffer length Before accessing the next ea. ksmbd should check buffer length using buf_len, not next variable. next is the start offset of current ea that got from previous ea.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | aeb974907642be095e38ecb1a400ca583958b2b0 | Unavailable | None listed |
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | f339d76a3a972601d0738b881b099d49ebbdc3a2 | Unavailable | None listed |
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | 4bf629262f9118ee91b1c3a518ebf2b3bcb22180 | Unavailable | None listed |
| e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 | affected | git | 79ed288cef201f1f212dfb934bcaac75572fb8f6 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 5.15 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 5.15 | Unavailable | None listed |
| 5.15.127 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.46 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.4.11 | unaffected | semver | Unavailable | 6.4.* | None listed |
| 6.5 | unaffected | original_commit_for_fix | Unavailable | * | None listed |