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bb3bc00f30
* Remove all patches already applied upstream * 0001-ash-add-support-for-command_not_found_handle-hook-fu.patch * 0001-cat-fix-cat-e-and-cat-v-erroneously-numbering-1st-li.patch * 0001-wget-emit-a-message-that-certificate-verification-is.patch * 0015-ash-introduce-a-config-option-to-search-current-dire.patch * 0016-top-handle-much-larger-VSZ-values.patch * 0017-ifupdown-do-not-fail-if-interface-disappears-during-.patch * Rename config option for command_not_found hook * upstream patch adding this hook slightly differs from our downstream patch in this regard * Rebase some patches manually: * external_ssl_client.patch * 0006-ping-make-ping-work-without-root-privileges.patch * 0007-fbsplash-support-image-and-bar-alignment-and-positio.patch * Add support for `-e` to our ssl_client * See https://git.busybox.net/busybox/commit/?id=403f2999f94937ba3f37db6d093832f636815bb9 * Update the configuration file * Regenerate all patches using `git format-patch --no-numbered --no-signature` to reduce the diff for future upgrades.
29 lines
949 B
Diff
29 lines
949 B
Diff
From 33c5d20fd0703b678f3c097c628026002b1fd0e3 Mon Sep 17 00:00:00 2001
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From: Marian Buschsieweke <marian.buschsieweke@ovgu.de>
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Date: Wed, 2 Aug 2017 23:36:08 +0200
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Subject: [PATCH] miscutils/microcom: Fixed segfault
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microcom did not check if required parameter TTY is present. Thus,
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bb_basename() was called with a NULL pointer if TTY was missing.
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This commit adds the missing check.
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---
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miscutils/microcom.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/miscutils/microcom.c b/miscutils/microcom.c
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index fa090057e..96ea02b16 100644
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--- a/miscutils/microcom.c
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+++ b/miscutils/microcom.c
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@@ -76,6 +76,11 @@ int microcom_main(int argc UNUSED_PARAM, char **argv)
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// argc -= optind;
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argv += optind;
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+ if (*argv == NULL){
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+ bb_show_usage();
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+ return EXIT_FAILURE;
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+ }
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+
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// try to create lock file in /var/lock
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device_lock_file = (char *)bb_basename(argv[0]);
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device_lock_file = xasprintf("/var/lock/LCK..%s", device_lock_file);
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