| Name | CVE-2020-26571 |
| Description | The gemsafe GPK smart card software driver in OpenSC before 0.21.0-rc1 has a stack-based buffer overflow in sc_pkcs15emu_gemsafeGPK_init. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| NVD severity | low |
| Debian Bugs | 972036 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| opensc (PTS) | stretch | 0.16.0-3+deb9u1 | vulnerable |
| buster | 0.19.0-1 | vulnerable |
| bullseye | 0.21.0-1 | fixed |
| bookworm, sid | 0.22.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| opensc | source | (unstable) | 0.21.0-1 | | | 972036 |
Notes
[buster] - opensc <no-dsa> (Minor issue)
[stretch] - opensc <no-dsa> (Minor issue)
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20612
https://github.com/OpenSC/OpenSC/commit/ed55fcd2996930bf58b9bb57e9ba7b1f3a753c43 (0.21.0-rc1)