Description
An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/pkcs15-prkey.c has an incorrect free operation in sc_pkcs15_decode_prkdf_entry.
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.
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP2 | opensc | 0.19.0-3.7.1 | SUSE-SU-2021:1168-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | opensc | 0.21.0-2.2 | openSUSE-SU-2024:11123-1 |
| openSUSE Leap 15.2 | opensc | 0.19.0-lp152.3.3.1 | openSUSE-SU-2021:0565-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | opensc | 0.20.0-r0 | — |
| Alpine v3.23 | opensc | 0.20.0-r0 | — |
| Alpine v3.22 | opensc | 0.20.0-r0 | — |
| Alpine v3.21 | opensc | 0.20.0-r0 | — |
| Alpine v3.20 | opensc | 0.20.0-r0 | — |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | opensc | 0.20.0-r0 | — |
| Alpine v3.18 | opensc | 0.20.0-r0 | — |
| Alpine v3.17 | opensc | 0.20.0-r0 | — |
| Alpine v3.16 | opensc | 0.20.0-r0 | — |
| Alpine v3.15 | opensc | 0.20.0-r0 | — |
| Alpine v3.14 | opensc | 0.20.0-r0 | — |
| Alpine v3.13 | opensc | 0.20.0-r0 | — |
| Alpine v3.12 | opensc | 0.20.0-r0 | — |
| Alpine v3.11 | opensc | 0.20.0-r0 | — |
Advisories 4
- openSUSE-SU-2024:11123-1 opensc-0.21.0-2.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2021:1168-1 Security update for opensc SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2021:0565-1 Security update for opensc SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2023-2407 OpenSC: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff BSI CERT-Bund (WID) · Sep 20, 2023