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SUSE Linux Kernel Update 15 SP7 Important Fixes Multiple Issues 2026-1661-1

suse
Calendar Grey April 30, 2026
Dist Suse Esm H88
This advisory outlines crucial kernel updates for SUSE, addressing 38 vulnerabilities and enhancing system security.
An update that solves 38 vulnerabilities, contains one feature and has 17 security fixes can now be installed.

Summary

## The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: * CVE-2025-39998: scsi: target: target_core_configfs: Add length check to avoid buffer overflow (bsc#1252073). * CVE-2025-68794: iomap: adjust read range correctly for non-block-aligned positions (bsc#1256647). * CVE-2025-71268: btrfs: fix reservation leak in some error paths when inserting inline extent (bsc#1259865). * CVE-2025-71269: btrfs: do not free data reservation in fallback from inline due to -ENOSPC (bsc#1259889). * CVE-2026-23030: phy: rockchip: inno-usb2: Fix a double free bug in rockchip_usb2phy_probe() (bsc#1257561). * CVE-2026-23047: libceph: make calc_target() set t->paused, not just clear it (bsc#1257682).

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow SuSE important kernel

References

* bsc#1243208

* bsc#1245728

* bsc#1251135

* bsc#1251971

* bsc#1252073

* bsc#1252266

* bsc#1252803

* bsc#1253049

* bsc#1253129

* bsc#1255687

* bsc#1256504

* bsc#1256647

* bsc#1256690

* bsc#1257466

* bsc#1257472

* bsc#1257506

* bsc#1257561

* bsc#1257682

* bsc#1257773

* bsc#1257777

* bsc#1258280

* bsc#1258303

* bsc#1258305

* bsc#1258330

* bsc#1258337

* bsc#1258414

* bsc#1258447

* bsc#1258476

* bsc#1259188

* bsc#1259580

* bsc#1259707

* bsc#1259795

* bsc#1259797

* bsc#1259865

* bsc#1259866

* bsc#1259886

* bsc#1259889

* bsc#1259891

* bsc#1259997

* bsc#1259998

* bsc#1260005

* bsc#1260009

* bsc#1260347

* bsc#1260464

* bsc#1260471

* bsc#1260481

* bsc#1260486

* bsc#1260500

* bsc#1260562

* bsc#1260730

* bsc#1260732

* bsc#1260735

* bsc#1260799

* bsc#1261496

* bsc#1261498

* jsc#PED-15582

Cross-

* CVE-2025-39998

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1661-1
Release Date: 2026-04-30T12:05:14Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow SuSE important kernel

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