SB2017051635 - Fedora 24 update for kernel



SB2017051635 - Fedora 24 update for kernel

Published: May 16, 2017 Updated: April 24, 2025

Security Bulletin ID SB2017051635
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Use-after-free error (CVE-ID: CVE-2017-7487)

The vulnerability allows a local attacker to cause DoS condition on the target system.

The weakness exists due to use-after-free error the ipxitf_ioctl function in net/ipx/af_ipx.c. A local attacker can use a failed SIOCGIFADDR ioctl call for an IPX interface to trigger memory corruption and cause the system to crash.

Successful exploitation of the vulnerability results in denial of service.

Remediation

Install update from vendor's website.