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Untriaged
(browse all)
created 4 months, 3 weeks ago
Kernel: gsm multiplexing race condition leads to privilege escalation

A race condition was found in the GSM 0710 tty multiplexor in the Linux kernel. This issue occurs when two threads execute the GSMIOC_SETCONF ioctl on the same tty file descriptor with the gsm line discipline enabled, and can lead to a use-after-free problem on a struct gsm_dlci while restarting the gsm mux. This could allow a local unprivileged user to escalate their privileges on the system.

Affected products

kernel
  • ==6.5-rc7
  • *
kernel-rt
  • *
kpatch-patch
openshift-logging/vector-rhel8
  • *
openshift-logging/fluentd-rhel8
  • *
openshift-logging/kibana6-rhel8
  • *
openshift-logging/eventrouter-rhel8
  • *
openshift-logging/logging-loki-rhel8
  • *
openshift-logging/loki-rhel8-operator
  • *
openshift-logging/opa-openshift-rhel8
  • *
openshift-logging/elasticsearch6-rhel8
  • *
openshift-logging/loki-operator-bundle
  • *
openshift-logging/logging-curator5-rhel8
  • *
openshift-logging/lokistack-gateway-rhel8
  • *
openshift-logging/elasticsearch-proxy-rhel8
  • *
openshift-logging/logging-view-plugin-rhel8
  • *
openshift-logging/elasticsearch-rhel8-operator
  • *
openshift-logging/elasticsearch-operator-bundle
  • *
openshift-logging/cluster-logging-rhel8-operator
  • *
openshift-logging/log-file-metric-exporter-rhel8
  • *
openshift-logging/cluster-logging-operator-bundle
  • *

Matching in nixpkgs

pkgs.linux-doc

Linux kernel html documentation

  • nixos-unstable -

pkgs.coq-kernel

None

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pkgs.kernelshark

GUI for trace-cmd which is an interface for the Linux kernel ftrace subsystem

  • nixos-unstable -

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