CVE-2026-32746

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-120

Affected software

Vendor	Product	Versions
GNU	inetutils	<= 2.7

References

https://lists.gnu.org/archive/html/bug-inetutils/2026-03/msg00031.htmlExploit, Vendor Advisory
https://www.openwall.com/lists/oss-security/2026/03/12/4Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2026/03/14/1Mailing List, Third Party Advisory
https://github.com/watchtowrlabs/watchtowr-vs-telnetd-CVE-2026-32746Third Party Advisory

Timeline

Published: Mar 13, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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