CVE-2021-3506

Katalog CVE

CVSS 7.1 · High EPSS 0,37%

Kerentanan Out-of-bounds Read pada linux kernel, debian linux +10 lainnya. Skor CVSS 3.1 7.1 (High) menurut NVD.

Deskripsi (NVD)

An out-of-bounds (OOB) memory access flaw was found in fs/f2fs/node.c in the f2fs module in the Linux kernel in versions before 5.12.0-rc4. A bounds check failure allows a local attacker to gain access to out-of-bounds memory leading to a system crash or a leak of internal kernel information. The highest threat from this vulnerability is to system availability.

Rincian

Terbit di NVD

19 April 2021

Terakhir diubah

1 September 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-125: Out-of-bounds Read

EPSS (30 hari)

0,37% peluang dieksploitasi; lebih tinggi dari 28,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• http://www.openwall.com/lists/oss-security/2021/05/08/1 mailing list · patch · advisory pihak ketiga
• https://www.openwall.com/lists/oss-security/2021/03/28/2 mailing list · patch · advisory pihak ketiga
• https://bugzilla.redhat.com/show_bug.cgi?id=1944298 issue tracking · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html mailing list · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210611-0007/ advisory pihak ketiga
• https://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg2520013.html mailing list · advisory pihak ketiga