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SUSE libsoup2 Important Denial of Service Buffer Overflow Fix 2026-0497-1

suse
Calendar Grey February 13, 2026
Dist Suse Esm H88
Latest update for libsoup2 addresses multiple issues, including denial of service. Important fixes are now available.
An update that solves three vulnerabilities can now be installed.

Summary

## This update for libsoup2 fixes the following issues: * CVE-2026-1761: Check length of bytes read in soup_filter_input_stream_read_until to avoid a stack-based buffer overflow (bsc#1257598). * CVE-2026-0716: improper bounds handling may allow out-of-bounds read (bsc#1256418). * CVE-2025-4476: null pointer dereference may lead to denial of service (bsc#1243422). ## 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: * openSUSE Leap 15.4 zypper in -t patch SUSE-2026-497=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2026-497=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2026-497=1

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow important out-of-bounds libsoup2

References

* bsc#1243422

* bsc#1256418

* bsc#1257598

Cross-

* CVE-2025-4476

* CVE-2026-0716

* CVE-2026-1761

CVSS scores:

* CVE-2025-4476 ( SUSE ): 2.1

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

* CVE-2025-4476 ( SUSE ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

* CVE-2025-4476 ( NVD ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

* CVE-2026-0716 ( SUSE ): 8.3

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

* CVE-2026-0716 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:L

* CVE-2026-0716 ( NVD ): 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L

* CVE-2026-1761 ( SUSE ): 9.2

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

* CVE-2026-1761 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0497-1
Release Date: 2026-02-13T10:56:13Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow important out-of-bounds libsoup2

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