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CVE-2026-32746

telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC (Set Local Characters) suboption handler because add_slc does not check whether the buffer is full.

Published: Mar 13, 2026Updated: May 5, 2026 Sources: CVE List NVD BDU
NVD MITRE
9.8CVSS
CRITICAL

telnetd in GNU inetutils through 2.7 allows an out-of-bounds write in the LINEMODE SLC (Set Local Characters) suboption handler because add_slc does not check whether the buffer is full.

EPSS Score
5.3%
Top 9.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

CWE-120

Affected Products

Inetutils
Free Software Foundation, Inc.
OSS Libraries / generic-library
inetutils
gnu
OSS Libraries / generic-library
inetutils
GNU
OSS Libraries / generic-library
free software foundation, inc.oss-projectUSOSS Librariesaka fsf, free software foundation
gnuoss-projectUSOSS Librariesaka g. nu

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://lists.gnu.org/archive/html/bug-inetutils/2026-03/msg00031.html
lists.gnu.org
https://www.openwall.com/lists/oss-security/2026/03/12/4
openwall.com
http://www.openwall.com/lists/oss-security/2026/03/14/1
openwall.com
and 1 more references View all →

Timeline

Published
Mar 13, 2026
Last Updated
May 5, 2026
News mentions
1

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