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CVE-2023-53573

20
FAUCET Score

CVE-2023-53573 is a medium-severity vulnerability in the Linux kernel's clock driver for RS9 devices, specifically affecting the suspend/resume functionality. It results from a kernel panic due to an unset cache synchronization path after a previous commit disabled the cache. This local vulnerability has a CVSS score of 5.5, indicating a low attack complexity and privilege requirement, but a high impact on availability (system crash). There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 6.0.8, < 6.1CPE match
cpe:2.3:a:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.0.8, < 6.1CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.1.1, < 6.1.25CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
>= 6.2, < 6.2.12CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
6.1CPE matchmatch criteria
cpe:2.3:o:linux:linux_kernel:6.1:-:*:*:*:*:*:*

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
0.13%
Probability of exploitation in next 30 days
EPSS Percentile
3.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0013 is in the 21st 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-2023-53573

kernel: clk: rs9: Fix suspend/resume

Oct 4, 2025

References

git.kernel.org / stable/c/632e04739c8f45c2d9ca4d4c5bd18d80c2ac9296
Patch
git.kernel.org / stable/c/74f4471ad64214dd5046213ebdd6e0930da7bd2c
Patch
git.kernel.org / stable/c/a983967602675880d6160a17ace2c0f48717ff33
Patch