CVE-2016-1583
CVE-2016-1583 is a high-severity vulnerability in Novell Suse Linux Enterprise Software Development Kit with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 7.2
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Novell Suse Linux Enterprise Software Development Kit
- Published:
- Last modified:
Description
The ecryptfs_privileged_open function in fs/ecryptfs/kthread.c in the Linux kernel before 4.6.3 allows local users to gain privileges or cause a denial of service (stack memory consumption) via vectors involving crafted mmap calls for /proc pathnames, leading to recursive pagefault handling.
Frequently asked questions
- What is CVE-2016-1583?
- The ecryptfs_privileged_open function in fs/ecryptfs/kthread.c in the Linux kernel before 4.6.3 allows local users to gain privileges or cause a denial of service (stack memory consumption) via vectors involving crafted mmap calls for /proc pathnames, leading to recursive pagefault handling.
- How severe is CVE-2016-1583?
- CVE-2016-1583 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2016-1583 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2016-1583?
- CVE-2016-1583 primarily affects Novell Suse Linux Enterprise Software Development Kit. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2016-1583?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2016-1583 published?
- CVE-2016-1583 was published on 2016-06-27 and last updated on 2026-06-17.
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2f36db71009304b3f0b95afacd8eba1f9f046b87
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f5364c150aa645b3d7daa21b5c0b9feaa1c9cd6d
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00027.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
- http://packetstormsecurity.com/files/137560/Linux-ecryptfs-Stack-Overflow.html
- http://rhn.redhat.com/errata/RHSA-2016-2124.html
- http://rhn.redhat.com/errata/RHSA-2016-2766.html
- http://www.debian.org/security/2016/dsa-3607
- http://www.openwall.com/lists/oss-security/2016/06/10/8
- http://www.openwall.com/lists/oss-security/2016/06/22/1
- http://www.securityfocus.com/bid/91157
- http://www.securitytracker.com/id/1036763
- http://www.ubuntu.com/usn/USN-2996-1
Affected products (20)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:11.0:sp4:*:*:*:*:*:*
- cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:12.0:*:*:*:*:*:*:*
- cpe:2.3:a:novell:suse_linux_enterprise_software_development_kit:12.0:sp1:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_debuginfo:11.0:sp4:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:*:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_desktop:12.0:sp1:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_live_patching:12.0:*:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_module_for_public_cloud:12:*:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:extra:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_server:11.0:sp4:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:*:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_server:12.0:sp1:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_workstation_extension:12.0:*:*:*:*:*:*:*
- cpe:2.3:o:novell:suse_linux_enterprise_workstation_extension:12.0:sp1:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
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