CVE-2026-40510
⚪ Do wiadomości
Przepełnienie bufora w OpenSC umożliwia atakującym fizycznym wywołanie uszkodzenia pamięci.
CVSS
3.8
EPSS
0.0%
Exploit
none
Vendor
opensc_project
Opis źródłowy (NVD)
OpenSC before 0.27.0-rc1, fixed in commit 3f24f0b, contains a stack buffer overflow vulnerability in piv_process_history() in src/libopensc/card-piv.c that allows physically present attackers to trigger memory corruption by presenting a crafted PIV smart card or USB device returning a URL field longer than 118 bytes in the Key History Object ASN.1 response.
buffer-overflow
Brak patcha
Źródła i daty
| Źródło | Wartość |
|---|---|
| NVD – CVSS | 3.8 |
| CISA KEV (aktywnie wykorzystywane) | Nie |
| FIRST EPSS (prawdopodobieństwo exploita) | 0.0% |
| Opublikowano (NVD) | 2026-05-29 14:16:26 UTC |
| Ostatnia modyfikacja (NVD) | 2026-06-03 14:30:15 UTC |
Referencje
- https://github.com/OpenSC/OpenSC/commit/3f24f0b48a481a8cf2e46059d8238a283ddc1c13 (disclosure@vulncheck.com) [Patch]
- https://github.com/OpenSC/OpenSC/pull/3558 (disclosure@vulncheck.com) [Issue Tracking, Patch]
- https://www.vulncheck.com/advisories/opensc-stack-buffer-overflow-via-piv-process-history-in-card-piv-c (disclosure@vulncheck.com) [Third Party Advisory]