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SUSE: libsoup2 Low Integer Overflow Exploit CVE-2025-4945 Advisory

suse
Calendar Grey September 5, 2025
Dist Suse Esm H88
Update to libsoup2 mitigates a severe buffer overflow threat, improving security for individuals utilizing SUSE and openSUSE platforms.
* bsc#1243314 Cross-References: * CVE-2025-4945

Summary

## This update for libsoup2 fixes the following issues: * CVE-2025-4945: Fixed Integer Overflow in Cookie Expiration Date Handling in libsoup (bsc#1243314). ## 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-2025-3091=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2025-3091=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2025-3091=1 * SUSE Linux Enterprise Micro for Rancher 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-3091=1 * SUSE Linux Enterprise Micro 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-3091=1 * SUSE Linux Enterprise Micro 5.5

Topics%20covered

Topics Covered

security advisory critical SuSE integer overflow low libsoup2

References

* bsc#1243314

Cross-

* CVE-2025-4945

CVSS scores:

* CVE-2025-4945 ( SUSE ): 2.3

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

* CVE-2025-4945 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

* CVE-2025-4945 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected Products:

* openSUSE Leap 15.4

* SUSE Linux Enterprise Micro 5.3

* SUSE Linux Enterprise Micro 5.4

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Micro for Rancher 5.3

* SUSE Linux Enterprise Micro for Rancher 5.4

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-4945.html

* https://bugzilla.suse.com/show_bug.cgi?id=1243314

Severity
low
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:03091-1
Release Date: 2025-09-05T13:29:47Z
Rating: low

Topics%20covered

Topics Covered

security advisory critical SuSE integer overflow low libsoup2

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