CVE-2023-1077

HIGH
MEDIUM Priority: 0.02 BB Relevance: 29/100
Published: 2023-03-27 Modified: 2026-11-02 First seen: 2026-11-02 Status: active

Attack Surface

No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Local
AC: High
PR: Low
UI: None
S: Unchanged
C: High
I: High
A: High

Description

In the Linux kernel, pick_next_rt_entity() may return a type confused entry, not detected by the BUG_ON condition, as the confused entry will not be NULL, but list_head.The buggy error condition would lead to a type confused entry with the list head,which would then be used as a type confused sched_rt_entity,causing memory corruption.

Weakness Classification (1)

Bug Bounty Relevance

29 / 100
✓ No user interaction

CVSS Score

7.0 / 10.0 v3.1
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

0.28%
Raw Score 0.002810
Percentile 20.7%
Date 2026-11-04

EPSS Trend

2026-11-04
0.00281
2026-11-03
0.00281
2026-11-02
0.00281

Intelligence Sources

mitre ref →
nvd ref →