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SUSE Kernel Security Patch Released for Important Issue 2026-1573-1

suse
Calendar Grey April 23, 2026
Dist Suse Esm H88
SUSE 2026-1573-1 addresses 40 vulnerabilities in the kernel, enhancing overall system security.
An update that solves 40 vulnerabilities, contains one feature and has 17 security fixes can now be installed.

Summary

## The SUSE Linux Enterprise 15 SP7 RT kernel was updated to receive various security bugfixes. The following security bugs 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 buffer overflow SuSE important kernel system security

References

* bsc#1226591

* 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#1258424

* 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1573-1
Release Date: 2026-04-23T15:52:41Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE important kernel system security

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