37 lines
1.4 KiB
Diff
37 lines
1.4 KiB
Diff
From 74fa56ebc3d323bd6cd2315eb8b1057f0ea359a8 Mon Sep 17 00:00:00 2001
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From: David Tardon <dtardon@redhat.com>
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Date: Thu, 25 Jul 2024 10:06:34 +0200
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Subject: [PATCH] sd-event: do not assert on invalid signal
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The signalfd_siginfo struct is received from outside via a FD, hence
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assert() is not appropriate way to check it. Just do a normal runtime
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check.
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(cherry picked from commit 7a64c5f23efbb51fe4f1229c1a8aed6dd858a0a9)
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(cherry picked from commit 7a48ea958bf146a45cb4a3b7ff7aeb5885469196)
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(cherry picked from commit 5fa8b5d74aa81e884613ba68c6f765834e6dd02c)
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Conflict:NA
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Reference:https://github.com/systemd/systemd/commit/7a64c5f23efbb51fe4f1229c1a8aed6dd858a0a9
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---
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src/libsystemd/sd-event/sd-event.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/src/libsystemd/sd-event/sd-event.c b/src/libsystemd/sd-event/sd-event.c
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index 3cc37371b6..97678a4b5e 100644
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--- a/src/libsystemd/sd-event/sd-event.c
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+++ b/src/libsystemd/sd-event/sd-event.c
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@@ -3830,7 +3830,8 @@ static int process_signal(sd_event *e, struct signal_data *d, uint32_t events, i
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if (_unlikely_(n != sizeof(si)))
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return -EIO;
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- assert(SIGNAL_VALID(si.ssi_signo));
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+ if (_unlikely_(!SIGNAL_VALID(si.ssi_signo)))
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+ return -EINVAL;
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if (e->signal_sources)
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s = e->signal_sources[si.ssi_signo];
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--
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2.33.0
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