CVE-2017-2618
MEDIUM
5.5
CVSS Score
Published: July 27, 2018 at 07:00 PM UTC
Updated: June 17, 2026 at 01:16 AM UTC
8 products affected across 3 vendorsLinux KernelDebian LinuxEnterprise Linux
Using kernel by Linux?
Get instant alerts when new vulnerabilities affect kernel - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.5
Exploit prediction
EPSS 0.5%
Description
A flaw was found in the Linux kernel's handling of clearing SELinux attributes on /proc/pid/attr files before 4.9.10. An empty (null) write to this file can crash the system by causing the system to attempt to access unmapped kernel memory.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%v < 4.9.104.9.10
Affected range stops below 4.9.10, so it looks safe — our inference, not a vendor statement
95%
Enterprise Linux Server· Red Hatrubygems
95%95%
95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://access.redhat.com/errata/RHSA-2017:0931
- https://access.redhat.com/errata/RHSA-2017:0932
- https://access.redhat.com/errata/RHSA-2017:0933
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2618
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=0c461cb727d146c9ef2d3e86214f498b78b7d125
References (8)
VDB Entryx_refsource_BIDThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/96272Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2017:0931Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2017:0932Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2017:0933x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2618x_refsource_CONFIRMPatchVendor Advisory
Source: [email protected]
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=0c461cb727d146c9ef2d3e86214f498b78b7d125Mailing Listx_refsource_MLISTPatchThird Party Advisory
Source: [email protected]
https://marc.info/?l=selinux&m=148588165923772&w=2Vendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2017/dsa-3791CVSS
5.5MEDIUMredhat
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-193CWE-682
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card