CVE-2024-56626
Medium
Elevated severity or exploit probability.
CVSS base
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.7%
51.6th percentile
CISA KEV
Not listed
Weakness / dates
CWE-787
Published 2024-12-27 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | N | Network |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2024-12-27 — Published (NVD)
- 2026-08-04 — Last modified (NVD)
Description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Write in ksmbd_vfs_stream_write An offset from client could be a negative value, It could allows to write data outside the bounds of the allocated buffer. Note that this issue is coming when setting 'vfs objects = streams_xattr parameter' in ksmbd.conf.
Affected
References
- https://git.kernel.org/stable/c/164d3597d26d9acff5d5b8bc3208bdcca942dd6a
- https://git.kernel.org/stable/c/1aea5c9470be2c7129704fb1b9562b1e3e0576f8
- https://git.kernel.org/stable/c/313dab082289e460391c82d855430ec8a28ddf81
- https://git.kernel.org/stable/c/8cd7490fc0f268883e86e840cda5311257af69ca
- https://git.kernel.org/stable/c/c5797f195c67132d061d29c57a7c6d30530686f0
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html