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Red Hat: CVE-2019-15921: CVE-2019-15921 kernel: memory leak in genl_register_family() in net/netlink/genetlink.c (Multiple Advisories)

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Red Hat: CVE-2019-15921: CVE-2019-15921 kernel: memory leak in genl_register_family() in net/netlink/genetlink.c (Multiple Advisories)

Severity
5
CVSS
(AV:L/AC:M/Au:N/C:N/I:N/A:C)
Published
09/04/2019
Created
05/02/2020
Added
05/01/2020
Modified
03/13/2024

Description

An issue was discovered in the Linux kernel before 5.0.6. There is a memory leak issue when idr_alloc() fails in genl_register_family() in net/netlink/genetlink.c.

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

References

  • CVE-2019-15921
  • RHSA-2019:3309
  • RHSA-2019:3517

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