CVE-2023-53724
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 versions
Linux kernel versions
2.6.29
and later are affected. Fixed in
4.14.308,
4.19.276,
5.4.235,
5.10.173,
5.15.99,
6.1.16,
6.2.3,
6.3
and their respective stable series.
References
The following references provide additional information about CVE-2023-53724 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
-
PatchKernel patch commithttps://git.kernel.org/stable/c/3ee13bdf0d25ae8752ae6185b6d13bbb0d5a8e30
-
PatchKernel patch commithttps://git.kernel.org/stable/c/41cdf082ae006ea002135dfaf43b2897de3bded8
-
PatchKernel patch commithttps://git.kernel.org/stable/c/588edb4fb1f1e6487a0f60a5f7b9a24d2d0c9f8e
Frequently asked questions
-
What is CVE-2023-53724?
CVE-2023-53724 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 2.6.29 onward and has been patched in 4.14.308, 4.19.276, 5.4.235 and others. CVE-2023-53724 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
-
Is there a patch available for CVE-2023-53724?
Yes — CVE-2023-53724 has been patched. Fixed versions include 4.14.308, 4.19.276, 5.4.235 and others. If you are running Linux kernel 2.6.29 or later up to the fix versions, apply the relevant patch for your kernel branch.
-
Is CVE-2023-53724 actively exploited?
No — CVE-2023-53724 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.