CVE-2023-53807: linux
Vulnerability summary
CVE-2023-53807 is a vulnerability in linux with no CVSS score yet. EPSS estimates a 0.19% chance of exploitation in the next 30 days, higher than 7.7% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 8 · Related 8Timeline
- 09-12-2025PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: clk: clocking-wizard: Fix Oops in clk_wzrd_register_divider() Smatch detected this potential error pointer dereference clk_wzrd_register_divider(). If devm_clk_hw_register() fails then it sets "hw" to an error pointer and then dereferences it on the next line. Return the error directly instead.
CVSS metrics
Risk metrics not yet published.
EPSS trend
Probability
0.19%
Chance of exploitation in the next 30 days
Percentile
8%
Versus all other CVEs
30-day change
0.00 pp
From 0.19% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Ubuntu109 products
- linux< 5.15.0-86.96
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 5.15.0-1047.52
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Debian1 product
- linux< 6.1.52-1 | < 6.4.4-1
Linux1 product
- linux≥ 5a853722eb32188647a541802d51d0db423b9baf, < 2f276dd9c0f835242836d9f6823035158ce2585c | ≥ 5a853722eb32188647a541802d51d0db423b9baf, < b35cb0c05b8dafe23ae5e8b605a91b88bcf4aba7 | ≥ 5a853722eb32188647a541802d51d0db423b9baf, < 25dbdfb7b71ef8601d00c6d9a2b1a96de28b30c5 | ≥ 5a853722eb32188647a541802d51d0db423b9baf, < f078a65ebf930f4305e3c415a8338d22391642c9 | ≥ 5a853722eb32188647a541802d51d0db423b9baf, < 9c632a6396505a019ea6d12b5ab45e659a542a93 | 5.13
3 vendors · 111 products