SUSE-SU-2026:1477-1: low: Security update for opensc

[SLE-UPDATES]

# Security update for opensc

Announcement ID: SUSE-SU-2026:1477-1  
Release Date: 2026-04-20T10:08:55Z  
Rating: low  
References:

  * bsc#1261214
  * bsc#1261218
  * bsc#1261219
  * bsc#1261220

  
Cross-References:

  * CVE-2025-49010
  * CVE-2025-66037
  * CVE-2025-66038
  * CVE-2025-66215

  
CVSS scores:

  * CVE-2025-49010 ( SUSE ):  1.0
    CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-49010 ( SUSE ):  3.8 CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
  * CVE-2025-49010 ( NVD ):  3.8 CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
  * CVE-2025-49010 ( NVD ):  6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-66037 ( SUSE ):  1.0
    CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-66037 ( SUSE ):  3.9 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2025-66037 ( NVD ):  6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-66037 ( NVD ):  3.9 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2025-66038 ( SUSE ):  1.0
    CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-66038 ( SUSE ):  3.9 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2025-66038 ( NVD ):  3.9 CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
  * CVE-2025-66038 ( NVD ):  6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-66215 ( SUSE ):  1.0
    CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-66215 ( SUSE ):  3.8 CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
  * CVE-2025-66215 ( NVD ):  3.8 CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
  * CVE-2025-66215 ( NVD ):  6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise Micro 5.2
  * SUSE Linux Enterprise Micro for Rancher 5.2

  
  
An update that solves four vulnerabilities can now be installed.

## Description:

This update for opensc fixes the following issues:

  * CVE-2025-49010: specially crafted smart card or USB device can lead to a
    stack buffer overflow write in `GET RESPONSE` (bsc#1261214).
  * CVE-2025-66037: specially crafted input processed by the
    `fuzz_pkcs15_reader` harness can lead to an out-of-bounds heap read in the
    X.509/SPKI handling path (bsc#1261218).
  * CVE-2025-66038: improper compact-TLV length validation can lead to the
    dereferecing of out-of-bounds pointers and memory corruption (bsc#1261219).
  * CVE-2025-66215: specially crafted smart card or USB device can lead to a
    stack buffer overflow write in `card-oberthur` (bsc#1261220).

## 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 Micro 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-1477=1

  * SUSE Linux Enterprise Micro for Rancher 5.2  
    zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-1477=1

## Package List:

  * SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
    * opensc-debugsource-0.19.0-150100.3.34.1
    * opensc-debuginfo-0.19.0-150100.3.34.1
    * opensc-0.19.0-150100.3.34.1
  * SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
    * opensc-debugsource-0.19.0-150100.3.34.1
    * opensc-debuginfo-0.19.0-150100.3.34.1
    * opensc-0.19.0-150100.3.34.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-49010.html
  * https://www.suse.com/security/cve/CVE-2025-66037.html
  * https://www.suse.com/security/cve/CVE-2025-66038.html
  * https://www.suse.com/security/cve/CVE-2025-66215.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1261214
  * https://bugzilla.suse.com/show_bug.cgi?id=1261218
  * https://bugzilla.suse.com/show_bug.cgi?id=1261219
  * https://bugzilla.suse.com/show_bug.cgi?id=1261220

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