CVE-2026-57918
libnfs: XID Integer Underflow in RPC Read
Description
libnfs through 6.0.2 before f0b109d has an xid integer underflow in READ_IOVEC in rpc_read_from_socket in lib/socket.c during a connection to a crafted NFS server, when the expected pdu size exceeds the absolute pdu size from the xid/record-marker.
INFO
Published Date :
June 26, 2026, 10:54 a.m.
Last Modified :
June 26, 2026, 10:54 a.m.
Remotely Exploit :
Yes !
Source :
mitre
Affected Products
The following products are affected by CVE-2026-57918
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 8254265b-2729-46b6-b9e3-3dfca2d5bfca |
Solution
- Update libnfs to version f0b109d or later.
- Apply the security patch for the integer underflow.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-57918 vulnerability anywhere in the article.