CVE-2021-35039

Katalog CVE

CVSS 7.8 · High EPSS 0,25%

Kerentanan Improper Verification of Cryptographic Signature pada linux kernel, debian linux. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

kernel/module.c in the Linux kernel before 5.12.14 mishandles Signature Verification, aka CID-0c18f29aae7c. Without CONFIG_MODULE_SIG, verification that a kernel module is signed, for loading via init_module, does not occur for a module.sig_enforce=1 command-line argument.

Rincian

Terbit di NVD

7 Juli 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-347: Improper Verification of Cryptographic Signature

EPSS (30 hari)

0,25% peluang dieksploitasi; lebih tinggi dari 15,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.14 mailing list · patch · advisory vendor
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0c18f29aae7ce3dadd26d8ee3505d07c... mailing list · patch · advisory vendor
• https://github.com/torvalds/linux/commit/0c18f29aae7ce3dadd26d8ee3505d07cc982df75 patch · advisory pihak ketiga
• http://www.openwall.com/lists/oss-security/2021/07/06/3 mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html mailing list · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210813-0004/ advisory pihak ketiga
• https://www.openwall.com/lists/oss-security/2021/07/06/3 mailing list · advisory pihak ketiga