Alerts This Week
Warning Icon 1 545
Alerts This Week
Warning Icon 1 545

SUSE Opensc Important Buffer Overflow Memory Corruption Vuln 2026-22103-1

suse
Calendar Grey June 16, 2026
Dist Suse Esm H88
An update for opensc solves two important issues including buffer overflow and memory corruption vulnerabilities.
An update that solves two vulnerabilities can now be installed.

Summary

## This update for opensc fixes the following issues * CVE-2026-10275: global buffer overflow during key pair generation tests due to missing input validation (bsc#1267246). * CVE-2026-40528: stack and heap buffer overrun in the `do_key_value()` function due to missing length check allows for memory corruption via a crafted profile configuration file (bsc#1266963). ## 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-6.0-756=1 ## Package List: * SUSE Linux Micro 6.0 (aarch64 s390x x86_64) * opensc-debugsource-0.24.0-6.1 * opensc-debuginfo-0.24.0-6.1 * opensc-0.24.0-6.1

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE memory corruption important opensc

References

* bsc#1266963

* bsc#1267246

Cross-

* CVE-2026-10275

* CVE-2026-40528

CVSS scores:

* CVE-2026-10275 ( SUSE ): 7.3

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

* CVE-2026-10275 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

* CVE-2026-10275 ( NVD ): 1.3

CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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-2026-10275 ( NVD ): 5.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

* CVE-2026-40528 ( SUSE ): 8.5

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

* CVE-2026-40528 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-40528 ( NVD ): 1.0

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22103-1
Release Date: 2026-06-15T08:50:14Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE memory corruption important opensc

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here