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0367-do-not-call-abort_signal_task-with-invalid...
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File 0367-do-not-call-abort_signal_task-with-invalid-data.patch of Package erlang
From bedf71d2cae1f01b83829e5c8432342cfb1238c7 Mon Sep 17 00:00:00 2001 From: Mikael Pettersson <mikpelinux@gmail.com> Date: Tue, 29 May 2018 17:42:14 +0200 Subject: [PATCH] do not call abort_signal_task() with invalid data --- erts/emulator/beam/erl_port_task.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index 4a3671df0c..3953a4c2e9 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -1567,8 +1567,9 @@ fail: #endif if (ptp) { - abort_signal_task(pp, ERTS_PROC2PORT_SIG_ABORT, - ptp->type, &ptp->u.alive.td, 0); + if (ptp->type == ERTS_PORT_TASK_PROC_SIG) + abort_signal_task(pp, ERTS_PROC2PORT_SIG_ABORT, + ptp->type, &ptp->u.alive.td, 0); port_task_free(ptp); } -- 2.17.1
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