CVE-2023-1281

Katalog CVE

CVSS 7.8 · High EPSS 0,30%

Kerentanan Use After Free pada linux kernel. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

Use After Free vulnerability in Linux kernel traffic control index filter (tcindex) allows Privilege Escalation. The imperfect hash area can be updated while packets are traversing, which will cause a use-after-free when 'tcf_exts_exec()' is called with the destroyed tcf_ext. A local attacker user can use this vulnerability to elevate its privileges to root. This issue affects Linux Kernel: from 4.14 before git commit ee059170b1f7e94e55fa6cadee544e176a6e59c2.

Rincian

Terbit di NVD

22 Maret 2023

Terakhir diubah

30 Juli 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-416: Use After Free

EPSS (30 hari)

0,30% peluang dieksploitasi; lebih tinggi dari 21,5% 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=ee059170b1f7e94e55fa6cadee544e17... patch · advisory vendor
• https://kernel.dance/#ee059170b1f7e94e55fa6cadee544e176a6e59c2 patch · advisory vendor
• https://lists.debian.org/debian-lts-announce/2023/05/msg00005.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html mailing list · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20230427-0004/ advisory pihak ketiga
• http://www.openwall.com/lists/oss-security/2023/04/11/3 mailing list