Critical severity · published May 21, 2024
CVE-2023-52755
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix slab out of bounds write in smb_inherit_dacl() slab out-of-bounds write is caused by that offsets…
9.8
CVSS
28.1%
EPSS
No
On KEV
Description
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix slab out of bounds write in smb_inherit_dacl()
slab out-of-bounds write is caused by that offsets is bigger than pntsd
allocation size. This patch add the check to validate 3 offsets using
allocation size.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)28.1% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
5.15 before 5.15.140; 5.16 before 6.1.64; 6.2 before 6.5.13; 6.6 before 6.6.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-52755
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-52755
Patch
https://git.kernel.org/stable/c/09d9d8b40a3338193619c14ed4dc040f4f119e70
Patch
https://git.kernel.org/stable/c/712e01f32e577e7e48ab0adb5fe550646a3d93cb
Patch
https://git.kernel.org/stable/c/8387c94d73ec66eb597c7a23a8d9eadf64bfbafa
Patch
https://git.kernel.org/stable/c/aaf0a07d60887d6c36fc46a24de0083744f07819
Patch
https://git.kernel.org/stable/c/eebff19acaa35820cb09ce2ccb3d21bee2156ffb
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