CVE-2023-53724: Linux

EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: mfd: pcf50633-adc: Fix potential memleak in pcf50633_adc_async_read() `req` is allocated in pcf50633_adc_async_read(), but adc_enqueue_request() could fail to insert the `req` into queue. We need to check the return value and free it in the case of failure.

Affected products

• Linux Linux: from 2.6.29, before 4.14.308 (fixed in 4.14.308); from 4.15, before 4.19.276 (fixed in 4.19.276); from 4.20, before 5.4.235 (fixed in 5.4.235); from 5.5, before 5.10.173 (fixed in 5.10.173); from 5.11, before 5.15.99 (fixed in 5.15.99); from 5.16, before 6.1.16 (fixed in 6.1.16); …

Published 2025-10-22. Last modified 2026-06-17.