CVE-2017-6345
HighThe LLC subsystem in the Linux kernel before 4.9.13 does not ensure that a certain destructor exists in required circumstances, which allows local users to cause a denial of service (BUG_ON) or possibly have unspecified other impact via crafted system calls.
CVSS 3.0 score
7.8
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness type
CWE-20CVE-2017-6345 is a Improper Input Validation vulnerability
What is Improper Input Validation?
The product receives input but does not validate it correctly, allowing attackers to craft inputs that cause unexpected behavior. Learn more on MITRE CWE
References
The following references provide additional information about CVE-2017-6345 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Debian Securityhttp://www.debian.org/security/2017/dsa-3804
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Securityfocushttp://www.securityfocus.com/bid/96510
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Ubuntu Securityhttps://usn.ubuntu.com/3754-1/
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PatchKernel patch commithttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8b74d439e1697110c5e5c600643e823eb1dd0762
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PatchKernel patch commithttp://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13
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PatchKernel patch commithttp://www.openwall.com/lists/oss-security/2017/02/28/7
Frequently asked questions
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What is CVE-2017-6345?
CVE-2017-6345 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Improper Input Validation flaw (CWE-20) . CVE-2017-6345 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-2017-6345?
CVE-2017-6345 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.0). The vector string is
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. -
Is there a patch available for CVE-2017-6345?
No patch is currently available for CVE-2017-6345. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2017-6345 actively exploited?
No — CVE-2017-6345 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 Improper Input Validation (CWE-20)?
The product receives input but does not validate it correctly, allowing attackers to craft inputs that cause unexpected behavior. View CWE-20 on MITRE CWE →