CVE-2021-45868

Katalog CVE

CVSS 5.5 · Medium EPSS 1,3%

Kerentanan Use After Free pada linux kernel, netapp h300s firmware +7 lainnya. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

In the Linux kernel before 5.15.3, fs/quota/quota_tree.c does not validate the block number in the quota tree (on disk). This can, for example, lead to a kernel/locking/rwsem.c use-after-free if there is a corrupted quota file.

Rincian

Terbit di NVD

18 Maret 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-416: Use After Free

EPSS (30 hari)

1,3% peluang dieksploitasi; lebih tinggi dari 70,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.kernel.org/show_bug.cgi?id=214655 exploit · issue tracking · advisory vendor
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.3 mailing list · release notes · advisory vendor
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9bf3d20331295b1ecb81f4ed9ef358c5... mailing list · patch · advisory vendor
• https://www.openwall.com/lists/oss-security/2022/03/17/1 exploit · mailing list · patch · advisory pihak ketiga
• https://www.openwall.com/lists/oss-security/2022/03/17/2 exploit · mailing list · patch · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20220419-0003/ advisory pihak ketiga