AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2023-1281

HIGH · CVSS 7.8 EPSS 0.31%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-03-22 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. It affects Linux.

CVE
CVE-2023-1281
Severity
HIGH
CVSS
7.8
EPSS
0.31%
Linux

Original NVD Description

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.

Related CVEs

Other vulnerabilities affecting the same vendor(s)