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CVE-2024-47686

19
FAUCET Score

CVE-2024-47686 is an out-of-bounds read vulnerability in the Linux kernel's ep93xx clock driver, specifically within the ep93xx_div_recalc_rate() function. This flaw, rated High severity (CVSS 7.1), could allow a local attacker with low privileges to achieve high confidentiality and availability impacts. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 5.16, < 6.1.113CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.2, < 6.6.54CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.7, < 6.10.13CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.11, < 6.11.2CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.1HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.24%
Probability of exploitation in next 30 days
EPSS Percentile
15.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0024 is in the 49th percentile among its peer group of 17,070 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (8)

codesyspatch availablevia llm_extracted
View patch
esphomepatch availablevia llm_extracted
View patch
microsoftpatch availablevia msrc
Product: 17603-17084Fixed in: 6.6.56.1-5
microsoftpatch availablevia msrc
Product: 17610-17084Fixed in: 6.6.56.1-5
microsoftpatch availablevia msrc
Product: azl3 kernel 6.6.56.1-5 on Azure Linux 3.0Fixed in: 6.6.56.1-5
microsoftpatch availablevia msrc
Product: Azure Linux 3.0 x64Fixed in: 6.6.56.1-5
microsoftpatch availablevia msrc
Product: azl3 kernel 6.6.51.1-5 on Azure Linux 3.0Fixed in: 6.6.56.1-5
microsoftpatch availablevia msrc
Product: Azure Linux 3.0 ARMFixed in: 6.6.56.1-5

Vendor Advisories (5)

codesysllm-codesys-fe85e88fbae25bb9CRITICAL

HP ThinPro 8.1 SP7 Security Updates

Jun 3, 2025
esphomellm-esphome-ed450ce9fd6a7380CRITICAL

HP ThinPro 8.1 SP7 Security Updates

Jun 3, 2025
microsoft2024-Nov/CVE-2024-47686

CVE-2024-47686

Nov 12, 2024
redhatCVE-2024-47686Moderate

kernel: ep93xx: clock: Fix off by one in ep93xx_div_recalc_rate()

Oct 21, 2024
microsoft2024-Oct/CVE-2024-47686Important

ep93xx: clock: Fix off by one in ep93xx_div_recalc_rate()

Oct 8, 2024

References

git.kernel.org / stable/c/27f493e141823db052586010c1532b70b164507c
Patch
git.kernel.org / stable/c/66e78ade976dbd9bea09166aa8d66afc0963cde4
Patch
git.kernel.org / stable/c/7a5bd2fb92388c51d267f6ce57c40f1cca8af1e0
Patch
git.kernel.org / stable/c/ae59eaf36a1ad396e9f657ec9b8b52da6206ed5f
Patch
git.kernel.org / stable/c/c7f06284a6427475e3df742215535ec3f6cd9662
Patch
lists.debian.org / debian-lts-announce/2025/01/msg00001.html