CVE-2022-45886
HighAn issue was discovered in the Linux kernel through 6.0.9. drivers/media/dvb-core/dvb_net.c has a .disconnect versus dvb_device_open race condition that leads to a use-after-free.
CVSS 3.1 score
7.0
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type
CWE-362CVE-2022-45886 is a Race Condition vulnerability
What is Race Condition?
The product contains a code sequence that can run concurrently with other code, creating unexpected states. Learn more on MITRE CWE
References
The following references provide additional information about CVE-2022-45886 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Third Party Advisory
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PatchKernel patch commithttps://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4172385b0c9ac366dcab78eda48c26814b87ed1a
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PatchKernel patch commithttps://lore.kernel.org/linux-media/20221115131822.6640-1-imv4bel%40gmail.com/
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PatchKernel patch commithttps://lore.kernel.org/linux-media/20221115131822.6640-3-imv4bel%40gmail.com/
Frequently asked questions
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What is CVE-2022-45886?
CVE-2022-45886 is a High severity Linux kernel vulnerability with a CVSS score of 7.0 out of 10 , classified as a Race Condition flaw (CWE-362) . CVE-2022-45886 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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What is the CVSS score for CVE-2022-45886?
CVE-2022-45886 has a CVSS score of 7.0 out of 10, rated High severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H. -
Is there a patch available for CVE-2022-45886?
No patch is currently available for CVE-2022-45886. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2022-45886 actively exploited?
No — CVE-2022-45886 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
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What is Race Condition (CWE-362)?
The product contains a code sequence that can run concurrently with other code, creating unexpected states. View CWE-362 on MITRE CWE →