CVE-2021-42781

Katalog CVE

CVSS 5.3 · Medium EPSS 2,9%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada opensc project opensc, fedoraproject fedora +1 lainnya. Skor CVSS 3.1 5.3 (Medium) menurut NVD.

Deskripsi (NVD)

Heap buffer overflow issues were found in Opensc before version 0.22.0 in pkcs15-oberthur.c that could potentially crash programs using the library.

Rincian

Terbit di NVD

18 April 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

5.3 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-787: Out-of-bounds Write

EPSS (30 hari)

2,9% peluang dieksploitasi; lebih tinggi dari 86,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=2016439 issue tracking · patch · advisory pihak ketiga
• https://github.com/OpenSC/OpenSC/commit/05648b06 patch · advisory pihak ketiga
• https://github.com/OpenSC/OpenSC/commit/17d8980c patch · advisory pihak ketiga
• https://github.com/OpenSC/OpenSC/commit/40c50a3a patch · advisory pihak ketiga
• https://github.com/OpenSC/OpenSC/commit/5d4daf6c patch · advisory pihak ketiga
• https://github.com/OpenSC/OpenSC/commit/cae5c71f patch · advisory pihak ketiga
• https://security.gentoo.org/glsa/202209-03 advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html
• https://lists.debian.org/debian-lts-announce/2024/12/msg00026.html