CVE-2022-50580
In the Linux kernel, the following vulnerability has been resolved: blk-throttle: prevent overflow while calculating wait time There is a problem found by code review in tg_with_in_bps_limit() that 'bps_limit * jiffy_elapsed_rnd' might overflow. Fix the problem by calling mul_u64_u64_div_u64() instead.
Affected versions
Linux kernel versions
2.6.37
and later are affected. Fixed in
5.10.150,
5.15.75,
5.19.17,
6.0.3,
6.1
and their respective stable series.
References
The following references provide additional information about CVE-2022-50580 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/19c010ae44f0ce52b5436080492a61a092ee0cf4
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PatchKernel patch commithttps://git.kernel.org/stable/c/70b2adb1d698fbc63d3b3848c452524dc15872c5
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PatchKernel patch commithttps://git.kernel.org/stable/c/8d6bbaada2e0a65f9012ac4c2506460160e7237a
Frequently asked questions
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What is CVE-2022-50580?
CVE-2022-50580 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 2.6.37 onward and has been patched in 5.10.150, 5.15.75, 5.19.17 and others. CVE-2022-50580 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-2022-50580?
Yes — CVE-2022-50580 has been patched. Fixed versions include 5.10.150, 5.15.75, 5.19.17 and others. If you are running Linux kernel 2.6.37 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2022-50580 actively exploited?
No — CVE-2022-50580 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.