CVE-2023-53830
In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix memory leak when showing current settings When retriving a item string with tlmi_setting(), the result has to be freed using kfree(). In current_value_show() however, malformed item strings are not freed, causing a memory leak. Fix this by eliminating the early return responsible for this.
Affected versions
Linux kernel versions
5.14
and later are affected. Fixed in
5.15.107,
6.1.24,
6.2.11,
6.3
and their respective stable series.
References
The following references provide additional information about CVE-2023-53830 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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PatchKernel patch commithttps://git.kernel.org/stable/c/5f99014c19fa50a5719c0bb78143282632675893
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PatchKernel patch commithttps://git.kernel.org/stable/c/9071525bfcb1f5674117dbed3eca0cd7b122813b
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PatchKernel patch commithttps://git.kernel.org/stable/c/a3c4c053014585dcf20f4df954791b74d8a8afcd
Frequently asked questions
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What is CVE-2023-53830?
CVE-2023-53830 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.14 onward and has been patched in 5.15.107, 6.1.24, 6.2.11 and others. CVE-2023-53830 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2023-53830?
Yes — CVE-2023-53830 has been patched. Fixed versions include 5.15.107, 6.1.24, 6.2.11 and others. If you are running Linux kernel 5.14 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2023-53830 actively exploited?
No — CVE-2023-53830 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.