Use After Free Affecting kernel-doc package, versions <0:3.10.0-957.27.2.el7


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.45% (36th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELDOC-2533873
  • published10 Apr 2022
  • disclosed7 May 2019

Introduced: 7 May 2019

CVE-2019-11811  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-doc to version 0:3.10.0-957.27.2.el7 or higher.
This issue was patched in ELSA-2019-1873.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-doc package and not the kernel-doc package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

An issue was discovered in the Linux kernel before 5.0.4. There is a use-after-free upon attempted read access to /proc/ioports after the ipmi_si module is removed, related to drivers/char/ipmi/ipmi_si_intf.c, drivers/char/ipmi/ipmi_si_mem_io.c, and drivers/char/ipmi/ipmi_si_port_io.c.

CVSS Base Scores

version 3.1