Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2023-53380

20
FAUCET Score

CVE-2023-53380 is a null-pointer dereference vulnerability in the Linux kernel's md/raid10 component. This flaw arises from an inconsistent check of the 'mreplace' variable within the raid10_sync_request function, potentially leading to a system crash. With a CVSS score of 5.5 (Medium), it requires local access and low privileges to exploit, resulting in high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 4.20, < 5.4.251CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.5, < 5.10.188CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.11, < 5.15.121CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.16, < 6.1.39CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.2, < 6.3.13CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.14%
Probability of exploitation in next 30 days
EPSS Percentile
3.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0014 is in the 23rd percentile among its peer group of 15,940 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel-0:4.18.0-553.el8_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel-0:5.14.0-427.13.1.el9_4
View patch
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: kernel-rt
redhatvendor investigatingvia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: kernel-rt

Vendor Advisories (1)

redhatCVE-2023-53380Moderate

kernel: md/raid10: fix null-ptr-deref of mreplace in raid10_sync_request

Sep 18, 2025

References

git.kernel.org / stable/c/144c7fd008e0072b0b565f1157eec618de54ca8a
Patch
git.kernel.org / stable/c/222cc459d59857ee28a5366dc225ab42b22f9272
Patch
git.kernel.org / stable/c/2990e2ece18dd4cca71b3109c80517ad94adb065
Patch
git.kernel.org / stable/c/34817a2441747b48e444cb0e05d84e14bc9443da
Patch
git.kernel.org / stable/c/45fa023b3334a7ae6f6c4eb977295804222dfa28
Patch
git.kernel.org / stable/c/b5015b97adda6a24dd3e713c63e521ecbeff25c6
Patch
git.kernel.org / stable/c/f4368a462b1f9a8ecc2fdb09a28c3d4cad302a4f
Patch