Dashboard / CVE-2023-6531

CVE-2023-6531

HIGH
MEDIUM Priority: 0.02 BB Relevance: 29/100
Published: 2024-01-21 Modified: 2026-11-05 First seen: 2026-11-01 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

A use-after-free flaw was found in the Linux Kernel due to a race problem in the unix garbage collector's deletion of SKB races with unix_stream_read_generic() on the socket that the SKB is queued on.

Weakness Classification (1)

Affected Software (6)

VendorProductVersion
linux linux_kernel < 6.7
linux linux_kernel 6.7
linux linux_kernel 6.7
linux linux_kernel 6.7
linux linux_kernel 6.7
redhat enterprise_linux 9.0

References & Advisories (6)

https://access.redhat.com/errata/RHSA-2024:2394
vendor-advisory x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2253034
issue-tracking x_refsource_REDHAT

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

0.22%
Raw Score 0.002240
Percentile 13.1%
Date 2026-11-06

EPSS Trend

2026-11-06
0.00224
2026-11-05
0.00224
2026-11-04
0.00224
2026-11-03
0.00224
2026-11-02
0.00224
2026-11-01
0.00224
2026-10-31
0.00224

Intelligence Sources

mitre ref →
nvd ref →

External Links