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SUSE Kernel Important Security Update 2026-22099-1 Fixes 60 Issues

suse
Calendar Grey June 16, 2026
Dist Suse Esm H88
New SUSE kernel security update addresses critical vulnerabilities. Immediate action recommended to protect systems.
An update that solves 60 vulnerabilities and has four fixes can now be installed.

Summary

## The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: * CVE-2026-23254: net: gro: fix outer network offset (bsc#1259884). * CVE-2026-23303: smb: client: Don't log plaintext credentials in cifs_set_cifscreds (bsc#1260502). * CVE-2026-23327: cxl/mbox: validate payload size before accessing contents in cxl_payload_from_user_allowed() (bsc#1260548). * CVE-2026-23438: net: mvpp2: guard flow control update with global_tx_fc in buffer switching (bsc#1261619). * CVE-2026-31396: net: macb: fix use-after-free access to PTP clock (bsc#1261791). * CVE-2026-31401: HID: bpf: prevent buffer overflow in hid_hw_request (bsc#1261603). * CVE-2026-31446: ext4: fix use-after-free in update_super_work when racing

Topics%20covered

Topics Covered

security advisory security issue SuSE important kernel system attack

References

* bsc#1259884

* bsc#1260502

* bsc#1260548

* bsc#1261041

* bsc#1261603

* bsc#1261619

* bsc#1261791

* bsc#1262606

* bsc#1262615

* bsc#1262619

* bsc#1262622

* bsc#1262624

* bsc#1263006

* bsc#1263058

* bsc#1263062

* bsc#1263115

* bsc#1263180

* bsc#1263579

* bsc#1263594

* bsc#1263724

* bsc#1263794

* bsc#1263883

* bsc#1263932

* bsc#1264000

* bsc#1264040

* bsc#1264091

* bsc#1264196

* bsc#1264243

* bsc#1264245

* bsc#1264255

* bsc#1264415

* bsc#1264484

* bsc#1264609

* bsc#1264622

* bsc#1264672

* bsc#1264723

* bsc#1264765

* bsc#1265081

* bsc#1265114

* bsc#1265170

* bsc#1265186

* bsc#1265579

* bsc#1266394

* bsc#1266400

* bsc#1266696

* bsc#1266711

* bsc#1266720

* bsc#1266810

* bsc#1266816

* bsc#1266826

* bsc#1266827

* bsc#1266888

* bsc#1266889

* bsc#1266901

* bsc#1266914

* bsc#1266927

* bsc#1266972

* bsc#1267205

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22099-1
Release Date: 2026-06-15T10:50:32Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE important kernel system attack

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