SUSE python-pyOpenSSL Important Patch Fixes Buffer Overflow 2026-1192-1
suse
April 7, 2026
An update that solves two vulnerabilities can now be installed.
Summary
## This update for python-pyOpenSSL fixes the following issues: * CVE-2026-27448: unhandled exception can result in connection not being cancelled (bsc#1259804). * CVE-2026-27459: large cookie value can lead to a buffer overflow (bsc#1259808). ## 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 Enterprise Server 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1192=1 * SUSE Linux Enterprise Server 15 SP5 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1192=1 * SUSE Linux Enterprise Server 15 SP6 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1192=1
Topics Covered
References
* bsc#1259804
* bsc#1259808
Cross-
* CVE-2026-27448
* CVE-2026-27459
CVSS scores:
* CVE-2026-27448 ( SUSE ): 6.3
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
* CVE-2026-27448 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
* CVE-2026-27448 ( NVD ): 1.7
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/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
* CVE-2026-27448 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
* CVE-2026-27459 ( SUSE ): 8.3
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2026-27459 ( SUSE ): 7.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
* CVE-2026-27459 ( NVD ): 7.2
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2026:1192-1
Release Date: 2026-04-07T08:40:00Z
Rating: important
Topics Covered
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