CVE-2025-38544 — Reachable Assertion in Linux
Severity
5.5MEDIUMNVD
OSV3.2
EPSS
0.0%
top 96.74%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedAug 16
Latest updateMar 25
Description
In the Linux kernel, the following vulnerability has been resolved:
rxrpc: Fix bug due to prealloc collision
When userspace is using AF_RXRPC to provide a server, it has to preallocate
incoming calls and assign to them call IDs that will be used to thread
related recvmsg() and sendmsg() together. The preallocated call IDs will
automatically be attached to calls as they come in until the pool is empty.
To the kernel, the call IDs are just arbitrary numbers, but userspace can
use the call ID to…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6