Description
Use-after-free vulnerability in pcsc-lite before 1.8.20 allows a remote attackers to cause denial of service (crash) via a command that uses "cardsList" after the handle has been released through the SCardReleaseContext function.
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 | pcsc-lite | 1.8.20-1 | — |
| Debian 13 | pcsc-lite | 1.8.20-1 | — |
| Debian 12 | pcsc-lite | 1.8.20-1 | — |
| Debian 8 | pcsc-lite | 1.8.13-1+deb8u1 | DSA-3752-1 |
| Debian 7 | pcsc-lite | 1.8.4-1+deb7u2 | DLA-778-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | pcsc-lite | 1.8.14-1ubuntu1.16.04.1 | USN-3176-1 |
| Ubuntu 14.04 LTS | pcsc-lite | 1.8.10-1ubuntu1.1 | USN-3176-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | pcsc-lite | 1.8.10-6.1 | SUSE-SU-2017:0286-1 |
| SLES 12 SP1 | pcsc-lite | 1.8.10-6.1 | SUSE-SU-2017:0286-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP2 | pcsc-lite | 1.8.10-6.1 | SUSE-SU-2017:0286-1 |
| SLES for SAP 12 SP1 | pcsc-lite | 1.8.10-6.1 | SUSE-SU-2017:0286-1 |
Advisories 4
- USN-3176-1 pcsc-lite vulnerability Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-778-1 pcsc-lite - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3752-1 pcsc-lite - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2017:0286-1 Security update for pcsc-lite SUSE / openSUSE Security Updates · Feb 4, 2026
References
- GLSA-201702-01 vendor-advisory
- USN-3176-1 vendor-advisory
- [pcsclite-muscle] 20161226 New pcsc-lite 1.8.20 mailing-list
- DSA-3752 vendor-advisory
- 95263 vdb-entry
- [oss-security] 20170103 Re: CVE Request: pcsc-lite use-after-free and double-free mailing-list
- https://salsa.debian.org/rousseau/PCSC/-/commit/697fe05967af7ea215bcd5d5774be587780c9e22
- [bookkeeper-issues] 20210628 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8 mailing-list
- [bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8 mailing-list