CVE-2026-57918

State: Published
Severity: 7.1 High
Published: Jun 26, 2026
Updated: Jun 26, 2026
Reserved: Jun 26, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	7.1 High	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L	mitre

Weaknesses

CWE-191 Integer Underflow (Wrap or Wraparound)

Affected Products

Product	Versions
libnfssahlberg	before 935b8db712b3c6649bc57ddc276526c4a31680deAffected

References

https://github.com/sahlberg/libnfs/commit/935b8db712b3c6649bc57ddc276526c4a31680de

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.