CVE-2021-27365

Katalog CVE

CVSS 7.8 · High EPSS 2,1%

Kerentanan Out-of-bounds Write pada netapp cloud backup, linux kernel +3 lainnya. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

An issue was discovered in the Linux kernel through 5.11.3. Certain iSCSI data structures do not have appropriate length constraints or checks, and can exceed the PAGE_SIZE value. An unprivileged user can send a Netlink message that is associated with iSCSI, and has a length up to the maximum length of a Netlink message.

Rincian

Terbit di NVD

7 Maret 2021

Terakhir diubah

30 Juli 2026

Status NVD

Analyzed

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-787: Out-of-bounds Write

EPSS (30 hari)

2,1% peluang dieksploitasi; lebih tinggi dari 81,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ec98ea7070e94cc25a422ec97d1421e2... mailing list · patch · advisory vendor
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=f9dbdf97a5bd92b1a49cee3d591b55b1... mailing list · patch · advisory vendor
• https://www.oracle.com/security-alerts/cpuoct2021.html patch · advisory pihak ketiga
• http://packetstormsecurity.com/files/162117/Kernel-Live-Patch-Security-Notice-LSN-0075-1.html advisory pihak ketiga · vdb entry
• https://blog.grimm-co.com/2021/03/new-old-bugs-in-linux-kernel.html exploit · advisory pihak ketiga
• https://bugzilla.suse.com/show_bug.cgi?id=1182715 issue tracking · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/03/msg00035.html mailing list · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210409-0001/ advisory pihak ketiga
• https://www.openwall.com/lists/oss-security/2021/03/06/1 mailing list · advisory pihak ketiga