CVE-2023-31248

Katalog CVE

CVSS 7.8 · High EPSS 1,9%

Kerentanan Use After Free pada linux kernel, fedoraproject fedora +2 lainnya. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

Linux Kernel nftables Use-After-Free Local Privilege Escalation Vulnerability; `nft_chain_lookup_byid()` failed to check whether a chain was active and CAP_NET_ADMIN is in any user or network namespace

Rincian

Terbit di NVD

5 Juli 2023

Terakhir diubah

17 Juni 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)

1,9% peluang dieksploitasi; lebih tinggi dari 79,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://lore.kernel.org/netfilter-devel/20230705121627.GC19489@breakpoint.cc/T/ patch
• http://packetstormsecurity.com/files/173757/Kernel-Live-Patch-Security-Notice-LSN-0096-1.html advisory pihak ketiga · vdb entry
• http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html advisory pihak ketiga · vdb entry
• http://www.openwall.com/lists/oss-security/2023/07/05/2 mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2023/08/msg00001.html advisory pihak ketiga · vdb entry
• https://www.debian.org/security/2023/dsa-5453 advisory pihak ketiga
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RGZC5XOANA75OJ4... mailing list
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UPHI46ROSSLVAV4... mailing list
• https://security.netapp.com/advisory/ntap-20240201-0001/
• https://www.openwall.com/lists/oss-security/2023/07/05/2 mailing list