CVE-2024-56626: ksmbd: fix Out-of-Bounds Write in ksmbd_vfs_stream_write
First published: Fri Dec 27 2024(Updated: )
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.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=5.15<5.15.176 | |
| Linux Kernel | >=5.16<6.1.120 | |
| Linux Kernel | >=6.2<6.6.66 | |
| Linux Kernel | >=6.7<6.12.5 | |
| Linux Kernel | =6.13-rc1 |
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Reference Links
- https://git.kernel.org/stable/c/8cd7490fc0f268883e86e840cda5311257af69ca
- https://git.kernel.org/stable/c/164d3597d26d9acff5d5b8bc3208bdcca942dd6a
- https://git.kernel.org/stable/c/c5797f195c67132d061d29c57a7c6d30530686f0
- https://git.kernel.org/stable/c/313dab082289e460391c82d855430ec8a28ddf81
- https://git.kernel.org/stable/c/1aea5c9470be2c7129704fb1b9562b1e3e0576f8
Frequently Asked Questions
What is the severity of CVE-2024-56626?
CVE-2024-56626 has been classified with a severity level that indicates a potential risk of data corruption or system instability.
How do I fix CVE-2024-56626?
To fix CVE-2024-56626, you should apply the latest patch or update provided by the Linux kernel maintainers.
What systems are affected by CVE-2024-56626?
CVE-2024-56626 affects various versions of the Linux kernel between 5.15 and 6.12.5, including specific release candidates.
What is the nature of the vulnerability in CVE-2024-56626?
CVE-2024-56626 involves an out-of-bounds write vulnerability that may allow an attacker to write data outside the bounds of the allocated buffer.
Is CVE-2024-56626 actively exploited in the wild?
As of now, there is no public information to suggest that CVE-2024-56626 is actively exploited in the wild.
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