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Red Hat: CVE-2021-46828: CVE-2021-46828 libtirpc: DoS vulnerability with lots of connections (Multiple Advisories)

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Red Hat: CVE-2021-46828: CVE-2021-46828 libtirpc: DoS vulnerability with lots of connections (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
07/20/2022
Created
11/16/2022
Added
11/16/2022
Modified
12/15/2023

Description

In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections.

Solution(s)

  • redhat-upgrade-libtirpc
  • redhat-upgrade-libtirpc-debuginfo
  • redhat-upgrade-libtirpc-debugsource
  • redhat-upgrade-libtirpc-devel

References

  • DSA-5200
  • CVE-2021-46828
  • RHSA-2022:8400

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