CVE-2025-40057
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
28/10/2025
Last modified:
30/10/2025
Description
In the Linux kernel, the following vulnerability has been resolved:<br />
<br />
ptp: Add a upper bound on max_vclocks<br />
<br />
syzbot reported WARNING in max_vclocks_store.<br />
<br />
This occurs when the argument max is too large for kcalloc to handle.<br />
<br />
Extend the guard to guard against values that are too large for<br />
kcalloc