Use After Free in Linux Linux_kernel

CVE-2019-11811

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…

Vulnerability class: Use-After-Free

EPSS: 0.005 (36.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
  • cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (Patch, x_refsource_MISC, Vendor Advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
  • cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
  • cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
  • cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2019-11811?
CVE-2019-11811 is a high-severity vulnerability in Linux Linux_kernel, classified under Use After Free. CVSS score: 7.0/10. Published 2019-05-07.
How severe is CVE-2019-11811?
High severity. CVSS v3 base score is 7.0 out of 10.
Is CVE-2019-11811 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.