CVE-2025-38201 — Integer Overflow or Wraparound in Linux
Severity
7.8HIGHNVD
OSV5.6
EPSS
0.0%
top 98.76%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJul 4
Latest updateNov 4
Description
In the Linux kernel, the following vulnerability has been resolved:
netfilter: nft_set_pipapo: clamp maximum map bucket size to INT_MAX
Otherwise, it is possible to hit WARN_ON_ONCE in __kvmalloc_node_noprof()
when resizing hashtable because __GFP_NOWARN is unset.
Similar to:
b541ba7d1f5a ("netfilter: conntrack: clamp maximum hashtable size to INT_MAX")
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9