DEBIAN-CVE-2026-103531

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Source
https://security-tracker.debian.org/tracker/CVE-2026-103531
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-103531.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-103531
Upstream
Published
2026-10-01T01:16:35Z
Modified
2026-10-01T12:00:06Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L CVSS Calculator
Summary
[none]
Details

A flaw has been found in OpenSC up to 0.27.1. The impacted element is the function setcos_construct_fci_44 of the file src/libopensc/card-setcos.c. Executing a manipulation of the argument type_attr can lead to stack-based buffer overflow. The attack can be launched remotely. This patch is called ad730304052937c32b4eb489a06835ac6123632c. It is best practice to apply a patch to resolve this issue.

References

Affected packages

Debian:12 / opensc

Package

Name
opensc
Purl
pkg:deb/debian/opensc?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.23.0-0.3
0.23.0-0.3+deb12u1
0.23.0-0.3+deb12u2
0.23.0-1
0.23.0-2
0.24.0~rc1-1
0.25.0~rc1-1
0.25.1-1
0.25.1-2
0.25.1-2.1
0.26.0-1
0.26.1-1
0.26.1-2
0.26.1-3
0.27.0~rc1-1
0.27.0~rc2-1
0.27.1-1
0.27.1-2

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-103531.json"

Debian:13 / opensc

Package

Name
opensc
Purl
pkg:deb/debian/opensc?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.26.1-2
0.26.1-3
0.27.0~rc1-1
0.27.0~rc2-1
0.27.1-1
0.27.1-2

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-103531.json"

Debian:14 / opensc

Package

Name
opensc
Purl
pkg:deb/debian/opensc?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

0.*
0.26.1-2
0.26.1-3
0.27.0~rc1-1
0.27.0~rc2-1
0.27.1-1
0.27.1-2

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-103531.json"