CVE-2022-1116
HighInteger Overflow or Wraparound vulnerability in io_uring of Linux Kernel allows local attacker to cause memory corruption and escalate privileges to root. This issue affects: Linux Kernel versions prior to 5.4.189; version 5.4.24 and later versions.
CVSS 3.1 score
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type
CWE-190CVE-2022-1116 is a Integer Overflow vulnerability
What is Integer Overflow?
The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE
References
The following references provide additional information about CVE-2022-1116 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Packet Stormhttp://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.htmlThird Party Advisory VDB Entry
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Third Party Advisory
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PatchKernel patch commithttps://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/fs/io_uring.c?h=v5.4.189&id=1a623d361ffe5cecd4244a02f449528416360038
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PatchKernel patch commithttps://kernel.dance/#1a623d361ffe5cecd4244a02f449528416360038
Frequently asked questions
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What is CVE-2022-1116?
CVE-2022-1116 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Integer Overflow flaw (CWE-190) . CVE-2022-1116 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-2022-1116?
CVE-2022-1116 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. -
Is there a patch available for CVE-2022-1116?
No patch is currently available for CVE-2022-1116. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2022-1116 actively exploited?
No — CVE-2022-1116 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 Integer Overflow (CWE-190)?
The product performs a calculation that can produce an integer overflow, leading to unexpected values. View CWE-190 on MITRE CWE →