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SUSE Linux Enterprise Server glib2 Important Security Update 2026-20221-1

suse
Calendar Grey February 5, 2026
Dist Suse Esm H88
Four important vulnerabilities in glib2 on SUSE can now be patched to enhance security significantly. Learn more!
An update that solves four vulnerabilities can now be installed.

Summary

## This update for glib2 fixes the following issues: * CVE-2026-1485: Fixed buffer underflow and out-of-bounds access due to integer wraparound in content type parsing (bsc#1257354). * CVE-2026-1484: Fixed buffer underflow and out-of-bounds access due to miscalculated buffer boundaries in the Base64 encoding routine (bsc#1257355). * CVE-2026-1489: Fixed undersized heap allocation followed by out-of-bounds access due to integer overflow in Unicode case conversion (bsc#1257353). * CVE-2026-0988: Fixed a potential integer overflow in g_buffered_input_stream_peek (bsc#1257049). ## 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:

References

* bsc#1257049

* bsc#1257353

* bsc#1257354

* bsc#1257355

Cross-

* CVE-2026-0988

* CVE-2026-1484

* CVE-2026-1485

* CVE-2026-1489

CVSS scores:

* CVE-2026-0988 ( SUSE ): 6.3

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

* CVE-2026-0988 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

* CVE-2026-0988 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

* CVE-2026-1484 ( SUSE ): 9.2

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

* CVE-2026-1484 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-1484 ( NVD ): 4.2 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L

* CVE-2026-1485 ( SUSE ): 4.6

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

Severity
important
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Announcement ID: SUSE-SU-2026:20221-1
Release Date: 2026-02-02T12:41:24Z
Rating: important

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