CVE-2023-39191

Katalog CVE

CVSS 8.2 · High EPSS 0,53%

Kerentanan Improper Input Validation pada linux kernel, fedoraproject fedora +1 lainnya. Skor CVSS 3.1 8.2 (High) menurut NVD.

Deskripsi (NVD)

An improper input validation flaw was found in the eBPF subsystem in the Linux kernel. The issue occurs due to a lack of proper validation of dynamic pointers within user-supplied eBPF programs prior to executing them. This may allow an attacker with CAP_BPF privileges to escalate privileges and execute arbitrary code in the context of the kernel.

Rincian

Terbit di NVD

4 Oktober 2023

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-20: Improper Input Validation

EPSS (30 hari)

0,53% peluang dieksploitasi; lebih tinggi dari 43,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=2226783 issue tracking · patch · advisory pihak ketiga
• https://www.zerodayinitiative.com/advisories/ZDI-CAN-19399/ patch · advisory pihak ketiga · vdb entry
• https://access.redhat.com/errata/RHSA-2023:6583 advisory pihak ketiga
• https://access.redhat.com/errata/RHSA-2024:0381 advisory pihak ketiga
• https://access.redhat.com/errata/RHSA-2024:0439 advisory pihak ketiga
• https://access.redhat.com/errata/RHSA-2024:0448 advisory pihak ketiga
• https://access.redhat.com/security/cve/CVE-2023-39191 advisory pihak ketiga