CVE-2023-53681

Katalog CVE

CVSS 5.5 · Medium EPSS 0,15%

Kerentanan NULL Pointer Dereference pada linux kernel. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: bcache: Fix __bch_btree_node_alloc to make the failure behavior consistent In some specific situations, the return value of __bch_btree_node_alloc may be NULL. This may lead to a potential NULL pointer dereference in caller function like a calling chain : btree_split->bch_btree_node_alloc->__bch_btree_node_alloc. Fix it by initializing the return value in __bch_btree_node_alloc.

Rincian

Terbit di NVD

7 Oktober 2025

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-476: NULL Pointer Dereference

EPSS (30 hari)

0,15% peluang dieksploitasi; lebih tinggi dari 3,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/4514847aee18d9391a0cf3aad75d3567c72795a4 patch
• https://git.kernel.org/stable/c/587b4e8bb5dac682f09280ab35db4632b29d5ac4 patch
• https://git.kernel.org/stable/c/7ecea5ce3dc17339c280c75b58ac93d8c8620d9f patch
• https://git.kernel.org/stable/c/80fca8a10b604afad6c14213fdfd816c4eda3ee4 patch
• https://git.kernel.org/stable/c/a4405f6ee03323410d7b10966fd67b35f71b1944 patch
• https://git.kernel.org/stable/c/b070f29a61436f6f8a2e3abc7ea4f4be81695198 patch
• https://git.kernel.org/stable/c/f67b0e3081f2a24170280a33ac66f6b112083c03 patch