CVE-2026-23302

MEDIUM
MEDIUM Priority: 0.00 BB Relevance: 24/100
Published: 2026-03-25 Modified: 2026-11-05 First seen: 2026-11-05 Status: active

Attack Surface

No Interaction

CVSS Vector Breakdown

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

Description

In the Linux kernel, the following vulnerability has been resolved: net: annotate data-races around sk->sk_{data_ready,write_space} skmsg (and probably other layers) are changing these pointers while other cpus might read them concurrently. Add corresponding READ_ONCE()/WRITE_ONCE() annotations for UDP, TCP and AF_UNIX.

Weakness Classification (1)

Affected Software (10)

VendorProductVersion
Linux Linux 604326b41a6fb9b4a78b6179335decee0365cd8c < 279f2b67d1c44ee139bd3fdb221850daa9358449
Linux Linux 604326b41a6fb9b4a78b6179335decee0365cd8c < 7ad01905831c815520f1b0486336a03bb7420465
Linux Linux 604326b41a6fb9b4a78b6179335decee0365cd8c < c494448bb522bbbb63096540eb2319101a0480ab
Linux Linux 604326b41a6fb9b4a78b6179335decee0365cd8c < f17c1c4acbe2bd702abce73a847a04a196fab2c5
Linux Linux 604326b41a6fb9b4a78b6179335decee0365cd8c < 27fccdbcbbfc4651b6f66756e6fa3f52e051ec23
Linux Linux 604326b41a6fb9b4a78b6179335decee0365cd8c < 2ef2b20cf4e04ac8a6ba68493f8780776ff84300
Linux Linux 4.20
linux linux_kernel 4.20 – 6.6.136
linux linux_kernel 7.0
linux linux_kernel 7.0

Bug Bounty Relevance

24 / 100
✓ No user interaction

CVSS Score

4.7 / 10.0 v3.1
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

0.10%
Raw Score 0.000950
Percentile 0.6%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00095
2026-11-13
0.00095
2026-11-12
0.00095
2026-11-10
0.00093
2026-11-09
0.00093
2026-11-08
0.00093
2026-11-07
0.00093
2026-11-06
0.00093
2026-11-05
0.00093

Intelligence Sources

mitre ref →
nvd ref →