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SUSE Linux Micro 6.0 glibc Important Memory Error Fix Advisory 20527-1

suse
Calendar Grey February 27, 2026
Dist Suse Esm H88
An important security update for SUSE glibc addresses four vulnerabilities ensuring system reliability.
An update that solves four vulnerabilities can now be installed.

Summary

## This update for glibc fixes the following issues: * CVE-2026-0861: inadequate size check in the memalign suite may result in an integer overflow (bsc#1256766). * CVE-2026-0915: uninitialized stack buffer used as DNS query name when net==0 in _nss_dns_getnetbyaddr_r (bsc#1256822). * CVE-2025-15281: uninitialized memory may cause the process abort (bsc#1257005). * CVE-2025-8058: a malloc failure in regcomp function can lead to a double free (bsc#1246965). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Micro 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-597=1 ## Package List: * SUSE Linux Micro 6.0 (aarch64 s390x x86_64)

Topics%20covered

Topics Covered

security advisory SuSE important glibc memory error DNS query

References

* bsc#1246965

* bsc#1256766

* bsc#1256822

* bsc#1257005

Cross-

* CVE-2025-15281

* CVE-2025-8058

* CVE-2026-0861

* CVE-2026-0915

CVSS scores:

* CVE-2025-15281 ( SUSE ): 6.8

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

* CVE-2025-15281 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-15281 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-8058 ( SUSE ): 5.9

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:L/VI:L/VA:H/SC:L/SI:L/SA:H

* CVE-2025-8058 ( SUSE ): 6.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:H

* CVE-2025-8058 ( NVD ): 5.9

CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:L/VI:L/VA:H/SC:L/SI:L/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Severity
important
Lowest
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Critical

Announcement ID: SUSE-SU-2026:20527-1
Release Date: 2026-02-26T11:23:28Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important glibc memory error DNS query

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