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CVE-2023-52876

17
FAUCET Score

CVE-2023-52876 is a NULL pointer dereference vulnerability in the MediaTek Ethernet clock driver within the Linux kernel, specifically affecting Linux kernel versions. With a CVSS score of 5.5 (Medium), it can lead to a denial of service (A:H) if a local attacker (AV:L) with low privileges (PR:L) exploits it, requiring no user interaction (UI:N). There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 5.0, < 5.4.261CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.5, < 5.10.201CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.11, < 5.15.139CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 5.16, < 6.1.63CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.2, < 6.5.12CPE 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
0.22%
Probability of exploitation in next 30 days
EPSS Percentile
13.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0022 is in the 59th 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

Vendor Advisories (1)

redhatCVE-2023-52876Low

kernel: clk: mediatek: clk-mt7629-eth: Add check for mtk_alloc_clk_data

May 21, 2024

References

git.kernel.org / stable/c/0884393c63cc9a1772f7121a6645ba7bd76feeb9
Patch
git.kernel.org / stable/c/1639072f6260babd017556e9f236ca2ad589d1e7
Patch
git.kernel.org / stable/c/96e9544a0c4faca616b3f9f4034dcd83a14e7f22
Patch
git.kernel.org / stable/c/a540ca0aeae83c2f3964bcb4e383f64ce2ec1783
Patch
git.kernel.org / stable/c/b20cfe007a46f8c165d42a05c50a8d3d893e6592
Patch
git.kernel.org / stable/c/c4070ada5d5155c8d4d17ea64bd246949889f25b
Patch
git.kernel.org / stable/c/cfa68e0ac5dcde43577adadf6f0f26f3b365ad68
Patch