Description
Various out of bounds reads when handling responses in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to potentially crash the opensc library using programs.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | opensc | 0.19.0~rc1-1 | — |
| Debian 13 | opensc | 0.19.0~rc1-1 | — |
| Debian 12 | opensc | 0.19.0~rc1-1 | — |
| Debian 8 | opensc | 0.16.0-3+deb8u1 | DLA-1916-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | opensc | No fix yet | — |
| Ubuntu Pro 16.04 LTS | opensc | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | opensc | 0.19.0-3.el7 | RHSA-2019:2154 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | opensc | 0.18.0-3.8.1 | SUSE-SU-2018:3629-1 |
| SLES 12 SP4 | opensc | 0.13.0-3.3.2 | SUSE-SU-2018:3622-2 |
| SLES 12 SP3 | opensc | 0.13.0-3.3.2 | SUSE-SU-2018:3622-1 |
| SLES 11 SP4 | opensc | 0.11.6-5.27.3.1 | SUSE-SU-2018:3621-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP4 | opensc | 0.13.0-3.3.2 | SUSE-SU-2018:3622-2 |
| SLES for SAP 12 SP3 | opensc | 0.13.0-3.3.2 | SUSE-SU-2018:3622-1 |
| SLES for SAP 11 SP4 | opensc | 0.11.6-5.27.3.1 | SUSE-SU-2018:3621-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | opensc | 0.21.0-2.2 | openSUSE-SU-2024:11123-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | opensc | 0.19.0-r0 | — |
| Alpine v3.23 | opensc | 0.19.0-r0 | — |
| Alpine v3.22 | opensc | 0.19.0-r0 | — |
| Alpine v3.21 | opensc | 0.19.0-r0 | — |
| Alpine v3.20 | opensc | 0.19.0-r0 | — |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | opensc | 0.19.0-r0 | — |
| Alpine v3.18 | opensc | 0.19.0-r0 | — |
| Alpine v3.17 | opensc | 0.19.0-r0 | — |
| Alpine v3.16 | opensc | 0.19.0-r0 | — |
| Alpine v3.15 | opensc | 0.19.0-r0 | — |
| Alpine v3.14 | opensc | 0.19.0-r0 | — |
| Alpine v3.13 | opensc | 0.19.0-r0 | — |
| Alpine v3.12 | opensc | 0.19.0-r0 | — |
| Alpine v3.11 | opensc | 0.19.0-r0 | — |
| Alpine v3.10 | opensc | 0.19.0-r0 | — |
| Alpine v3.9 | opensc | 0.19.0-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | opensc | 0.19.0-3.amzn2 | ALAS2-2019-1312 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | opensc | 0.19.0-3.el7 | ELSA-2019-2154 |
Advisories 9
- RHSA-2019:2154 Red Hat Security Advisory: opensc security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DLA-1916-1 opensc - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:11123-1 opensc-0.21.0-2.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:3621-1 Security update for opensc SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:3622-2 Security update for opensc SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:3629-1 Security update for opensc SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:3622-1 Security update for opensc SUSE / openSUSE Security Updates · Feb 4, 2026
- ALAS2-2019-1312 Moderate: opensc security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Oct 9, 2019
- ELSA-2019-2154 Moderate: opensc security, bug fix, and enhancement update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Aug 13, 2019
References
- https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1
- https://github.com/OpenSC/OpenSC/pull/1447/commits/8fe377e93b4b56060e5bbfb6f3142ceaeca744fa
- https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/
- RHSA-2019:2154 vendor-advisory
- [debian-lts-announce] 20190911 [SECURITY] [DLA 1916-1] opensc security update mailing-list