CVE-2016-3672
HighThe arch_pick_mmap_layout function in arch/x86/mm/mmap.c in the Linux kernel through 4.5.2 does not properly randomize the legacy base address, which makes it easier for local users to defeat the intended restrictions on the ADDR_NO_RANDOMIZE flag, and bypass the ASLR protection mechanism for a setuid or setgid program, by disabling stack-consumption resource limits.
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-254CVE-2016-3672 is classified as CWE-254
See CWE-254 on MITRE CWE for full details on this weakness type.
References
The following references provide additional information about CVE-2016-3672 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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Third Party Advisory
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Debian Securityhttp://www.debian.org/security/2016/dsa-3607
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Securityfocushttp://www.securityfocus.com/bid/85884
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Securitytrackerhttp://www.securitytracker.com/id/1035506
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Ubuntu Securityhttp://www.ubuntu.com/usn/USN-2989-1Third Party Advisory
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Ubuntu Securityhttp://www.ubuntu.com/usn/USN-2996-1Third Party Advisory
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Ubuntu Securityhttp://www.ubuntu.com/usn/USN-2997-1Third Party Advisory
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Ubuntu Securityhttp://www.ubuntu.com/usn/USN-2998-1Third Party Advisory
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Ubuntu Securityhttp://www.ubuntu.com/usn/USN-3000-1Third Party Advisory
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Ubuntu Securityhttp://www.ubuntu.com/usn/USN-3001-1Third Party Advisory
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Ubuntu Securityhttp://www.ubuntu.com/usn/USN-3002-1Third Party Advisory
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Ubuntu Securityhttp://www.ubuntu.com/usn/USN-3003-1Third Party Advisory
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Ubuntu Securityhttp://www.ubuntu.com/usn/USN-3004-1Third Party Advisory
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Issue Tracking
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Exploit-DBhttps://www.exploit-db.com/exploits/39669/
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PatchKernel patch commithttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8b8addf891de8a00e4d39fc32f93f7c5eb8feceb
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PatchKernel patch commithttps://github.com/torvalds/linux/commit/8b8addf891de8a00e4d39fc32f93f7c5eb8feceb
Frequently asked questions
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What is CVE-2016-3672?
CVE-2016-3672 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 . CVE-2016-3672 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-2016-3672?
CVE-2016-3672 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-2016-3672?
No patch is currently available for CVE-2016-3672. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2016-3672 actively exploited?
No — CVE-2016-3672 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.