Security readout for executives and security teams
CVE-2017-2618 is a Linux kernel denial-of-service flaw in SELinux attribute handling. A local user could cause the kernel to touch unmapped memory and crash the system. It does not indicate data theft or remote compromise, but it can interrupt critical Linux workloads. Exposure is mainly Linux systems running affected kernels with SELinux proc attribute interfaces available. Risk is higher on shared servers, developer systems, hosting platforms, or any environment where untrusted local users can run code. Treat as a moderate operational risk. It is not a remote takeover issue, but local users or compromised low-privilege accounts could force outages. Patch in normal kernel maintenance windows, faster for shared or internet-facing service platforms. Mitigation focus: Apply vendor kernel updates from affected Linux distribution advisories.; Reboot systems into the patched kernel after updating.; Prioritize multi-user and shared-host environments first..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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Open ATT&CK lookupCVE-2017-2618 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.5 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H1.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
5.5MediumVector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source materials
- CVE List V5 sourceCVE List V5
- [selinux] 20170131 [PATCH] selinux: fix off-by-one in setprocattrCVE reference · mailing-list, x_refsource_MLIST
- DSA-3791CVE reference · vendor-advisory, x_refsource_DEBIAN
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2618CVE reference · x_refsource_CONFIRM
- RHSA-2017:0932CVE reference · vendor-advisory, x_refsource_REDHAT
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=0c461cb727d146c9ef2d3e86214f498b78b7d125CVE reference · x_refsource_CONFIRM
- RHSA-2017:0933CVE reference · vendor-advisory, x_refsource_REDHAT
- RHSA-2017:0931CVE reference · vendor-advisory, x_refsource_REDHAT
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Off-by-one Error
Off-by-one Error represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.