OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with physical access to the computer at the time user or administrator uses a token can cause a stack-buffer-overflow write in GET RESPONSE. The attack requires crafted USB device or smart card that would present the system with specially crafted responses to the APDUs. This issue has been patched in version 0.27.0.

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2697-1 advisory.

    This update for opensc fixes the following issues

    - CVE-2025-49010: stack-buffer-overflow via crafted smart card or USB device responses (bsc#1261214).
    - CVE-2025-66037: crafted input can cause an out-of-bounds read (bsc#1261218).
    - CVE-2025-66038: improper compact-TLV length validation can lead to crash or unexpected behavior     (bsc#1261219).
    - CVE-2025-66215: crafted smart card or USB device can cause a stack-buffer-overflow write (bsc#1261220).
    - 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).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2678-1 advisory.

    This update for opensc fixes the following issues

    - CVE-2025-49010: stack-buffer-overflow via crafted smart card or USB device responses (bsc#1261214).
    - CVE-2025-66215: crafted smart card or USB device can cause a stack-buffer-overflow write (bsc#1261220).
    - CVE-2026-10275: global buffer overflow during key pair generation tests due to missing input validation     (bsc#1267246).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES15 / SLES_SAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2657-1 advisory.

    This update for opensc fixes the following issues

    - CVE-2025-49010: stack-buffer-overflow via crafted smart card or USB device responses (bsc#1261214).
    - CVE-2025-66037: crafted input can cause an out-of-bounds read (bsc#1261218).
    - CVE-2025-66038: improper compact-TLV length validation can lead to crash or unexpected behavior     (bsc#1261219).
    - CVE-2025-66215: crafted smart card or USB device can cause a stack-buffer-overflow write (bsc#1261220).
    - 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).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES16 / SLES_SAP16 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:22126-1 advisory.

    - CVE-2025-49010: stack-buffer-overflow via crafted smart card or USB device responses (bsc#1261214).
    - CVE-2025-66037: crafted input can cause an out-of-bounds read (bsc#1261218).
    - CVE-2025-66038: improper compact-TLV length validation can lead to crash or unexpected behavior     (bsc#1261219).
    - CVE-2025-66215: crafted smart card or USB device can cause a stack-buffer-overflow write (bsc#1261220).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-8c5856afbb advisory.

    New upstream release (#2442363) fixing various security issues.

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-de85b06438 advisory.

    New upstream release (#2442363) fixing various security issues

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-4440b00e25 advisory.

    New upstream release (#2442363) fixing various security issues:

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - OpenSC is an open source smart card tools and middleware. Prior to version 0.27.0, an attacker with     physical access to the computer at the time user or administrator uses a token can cause a stack-buffer-     overflow write in GET RESPONSE. The attack requires crafted USB device or smart card that would present     the system with specially crafted responses to the APDUs. This issue has been patched in version 0.27.0.
    (CVE-2025-49010)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Severity
324873	SUSE SLED15 / SLES15 Security Update : opensc (SUSE-SU-2026:2697-1)	Nessus	SuSE Local Security Checks	low
323890	SUSE SLES12 Security Update : opensc (SUSE-SU-2026:2678-1)	Nessus	SuSE Local Security Checks	low
323240	SUSE SLES15 Security Update : opensc (SUSE-SU-2026:2657-1)	Nessus	SuSE Local Security Checks	low
321602	SUSE SLES16 Security Update : opensc (SUSE-SU-2026:22126-1)	Nessus	SuSE Local Security Checks	medium
310686	Fedora 44 : opensc (2026-8c5856afbb)	Nessus	Fedora Local Security Checks	medium
307053	Fedora 42 : opensc (2026-de85b06438)	Nessus	Fedora Local Security Checks	medium
305674	Fedora 43 : opensc (2026-4440b00e25)	Nessus	Fedora Local Security Checks	medium
304361	Linux Distros Unpatched Vulnerability : CVE-2025-49010	Nessus	Misc.	medium

Detections

Analytics

CVE-2025-49010

medium

Tenable Plugins

low

low

low

medium

medium

medium

medium

medium