Vulnerability-Lookup

OPENSUSE-SU-2026:20374-1

Vulnerability from csaf_opensuse - Published: 2026-03-17 13:34 - Updated: 2026-09-17 17:28

Summary

Security update for krb5-appl

Severity

Critical

Notes

Title of the patch: Security update for krb5-appl

Description of the patch: This update for krb5-appl fixes the following issues: Changes in krb5-appl: - CVE-2026-32746: Remote Pre-Auth Buffer Overflow in GNU Inetutils telnetd LINEMODE (bsc#1259691)

Patchnames: openSUSE-Leap-16.0-packagehub-167

CVE-2026-32746

9.8 (Critical)


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

Affected products

Recommended 8 products

Product	Version	Remediation
Unresolved product id: openSUSE Leap 16.0:krb5-appl-clients-0:1.0.3-bp160.2.1.aarch64	—	Vendor Fix
Unresolved product id: openSUSE Leap 16.0:krb5-appl-clients-0:1.0.3-bp160.2.1.ppc64le	—	Vendor Fix
Unresolved product id: openSUSE Leap 16.0:krb5-appl-clients-0:1.0.3-bp160.2.1.s390x	—	Vendor Fix
Unresolved product id: openSUSE Leap 16.0:krb5-appl-clients-0:1.0.3-bp160.2.1.x86_64	—	Vendor Fix
Unresolved product id: openSUSE Leap 16.0:krb5-appl-servers-0:1.0.3-bp160.2.1.aarch64	—	Vendor Fix
Unresolved product id: openSUSE Leap 16.0:krb5-appl-servers-0:1.0.3-bp160.2.1.ppc64le	—	Vendor Fix
Unresolved product id: openSUSE Leap 16.0:krb5-appl-servers-0:1.0.3-bp160.2.1.s390x	—	Vendor Fix
Unresolved product id: openSUSE Leap 16.0:krb5-appl-servers-0:1.0.3-bp160.2.1.x86_64	—	Vendor Fix

Threats

Impact important

References

6 references

URL	Category
https://www.suse.com/support/security/rating/	external
https://ftp.suse.com/pub/projects/security/csaf/o…	self
https://bugzilla.suse.com/1259691	self
https://www.suse.com/security/cve/CVE-2026-32746/	self
https://www.suse.com/security/cve/CVE-2026-32746	external
https://bugzilla.suse.com/1259691	external

JSON

To clipboard

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}

CVE-2026-32746 (GCVE-0-2026-32746)

Vulnerability from cvelistv5 – Published: 2026-03-13 17:15 – Updated: 2026-03-23 13:13

Summary

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.

Severity

9.8 (Critical)


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

SSVC

Exploitation: poc Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-03-21 04:01 UTC

CWE

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Assigner

mitre mitre root

References

4 references

URL	Tags
https://www.openwall.com/lists/oss-security/2026/…
https://lists.gnu.org/archive/html/bug-inetutils/…
http://www.openwall.com/lists/oss-security/2026/03/14/1
https://github.com/watchtowrlabs/watchtowr-vs-tel…	exploit

Impacted products

1 product

Vendor	Product	Version
GNU	inetutils	Affected: 0 , ≤ 2.7 (custom) cpe:2.3:a:gnu:inetutils::::::::

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.