CVE-2026-57918: libnfs through 6.0.2 before 935b8db 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.

Overview

Severity
High (CVSS 7.1)
CVSS Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L
Exploit Status
Not Exploited
Patch Tuesday
2026-Jun
Released
2026-07-01
EPSS Score
0.19% (percentile: 9.4%)

Affected Products (1)

Other

  • 21515-17084

Revision History

  • 2026-07-01: Information published.